+++ /dev/null
-#include "THnSparse.h"
-#include "TH2D.h"
-#include "TH1D.h"
-#include "TProfile.h"
-#include "TF1.h"
-#include "TFitResultPtr.h"
-#include "TFitResult.h"
-#include "TCanvas.h"
-#include "TStyle.h"
-#include "TVirtualFitter.h"
-#include "TObjArray.h"
-#include "TString.h"
-#include "TLegend.h"
-#include "TFile.h"
-#include "TGraphErrors.h"
-#include "TGraph.h"
-#include "TMath.h"
-#include "TMatrixDSym.h"
-#include "TRandom3.h"
-#include "TROOT.h"
-
-#include <iostream>
-#include <iomanip>
-
-#include "AliPID.h"
-
-#include "THnSparseDefinitions.h"
-#include "AliTPCPIDmathFit.h"
-
-enum processMode { kPMpT = 0, kPMz = 1, kPMxi = 2 };
-enum muonTreatment { kNoMuons = 0, kMuonFracEqualElFrac = 1, kMuonFracOverElFracTunedOnMCStandardTrackCuts = 2,
- kMuonFracOverElFracTunedOnMCHybridTrackCuts = 3, kMuonFracOverElFracTunedOnMCHybridTrackCutsJets = 4,
- kMuonFracOverElFracTunedOnMCStandardTrackCutsPPb = 5,
- kNumHandlings = 6 };
-
-const TString modeShortName[3] = { "Pt", "Z", "Xi" };
-const TString modeLatexName[3] = { "P_{T}", "z", "#xi" };
-
-const TString muonFractionHandlingShortName[kNumHandlings] =
- { "noMuons", "muonsEqualElectrons", "muonToElTunedOnMCStandardTrackCuts", "muonToElTunedOnMCHybridTrackCuts",
- "muonToElTunedOnMCHybridTrackCutsJets", "muonToElTunedOnMCStandardTrackCutsPPB" };
-
-const Double_t epsilon = 1e-10;
-const TString identifiedLabels[2] = { "Most Probable PID", "MC" };
-Int_t isMC = 0;
-
-TString minimisationStrategy = "MIGRAD"; // "MINIMIZE"
-Bool_t takeIntoAccountMuons = kTRUE;
-
-// 0 = no muons, 1 = muonFrac=elFrac, 2(3) = muonFrac/elFrac tuned on MC for DefaultTrackCuts (hybridTrackCuts),
-// 4 = muonFrac/elFrac tuned on MC for hybridTrackCuts for jet particles,
-Int_t muonFractionHandling = 3;
-
-
-//TODO getErrorOf.... is COMPLETELY wrong now, since the parameter numbering has changed and the muons had come into play!!!!!!
-
-// TODO CAREFUL: fitMethod == 1 adds errors of electrons to pions, but not to muons (should be added to electron error instead!)
-const Bool_t muonContamination = kFALSE;//TODO CAREFUL: fitMethod == 1 takes into account the muon contamination in the error calculation!!!
-
-const Bool_t normaliseResults = kTRUE; // Works only for fitMethod == 2
-
-const Bool_t enableShift = kFALSE;
-const Int_t dataAxis = kPidDeltaPrime;//kPidDelta; kPidDeltaPrime
-
-const Int_t numSimultaneousFits = 4;
-
-// Upper and lower axis bounds (y-axis) of (data - fit) / data QA histos
-const Double_t fitQAaxisLowBound = -0.5;
-const Double_t fitQAaxisUpBound = 0.5;
-
-Bool_t useDeltaPrime = (dataAxis == kPidDeltaPrime);
-
-// Will be set later
-Double_t muonFractionThresholdForFitting = -1.;
-Double_t muonFractionThresholdBinForFitting = -1;
-
-Double_t electronFractionThresholdForFitting = -1.;
-Double_t electronFractionThresholdBinForFitting = -1;
-
-
-TF1 fMuonOverElFractionMC("fMuonOverElFractionMC", "[0]+[1]/TMath::Min(x, [4])+[2]*TMath::Min(x, [4])+[3]*TMath::Min(x, [4])*TMath::Min(x, [4])+[5]*TMath::Min(x, [4])*TMath::Min(x, [4])*TMath::Min(x, [4])+[6]*(x>[7])*TMath::Min(x-[7], [8]-[7])",
- 0.01, 50.);
-
-TF1* fElectronFraction = 0x0;
-const Double_t lowFittingBoundElectronFraction = 3.0;
-
-TGraphErrors* gFractionElectronsData = 0x0;
-Double_t lastPtForCallOfGetElectronFraction = -1;
-
-
-//____________________________________________________________________________________________________________________
-Double_t GetElectronFraction(const Double_t pT, const Double_t *par)
-{
- // During the fit (both, simultaneous and non-simultaneous), the algorithm will always start off from
- // the low pT and go to higher pT. So, it is only necessary to do the fit once the first fixed bin is reached.
- // Then the parameters for the electron fraction remain fixed until the next fit iteration.
- // Since only for the case of regularisation the electron fractions of all x bins are stored in mathFit,
- // the evaluation of this function is done here only in that case (only then the electron fraction will
- // be set to "-pT".
-
- // NOTE 1: Electrons have index 3 per x bin
- // NOTE 2: This function is only called for fitting vs. pT. In that case, xValue holds the LOG of pT!
-
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- // lastPtForCallOfGetElectronFraction will be initialised with a value larger than any pT during the fit.
- // So, if this function is called and the pT is smaller than lastPtForCallOfGetElectronFraction, the parameters
- // must have changed and the electron fit needs to be re-done (also see comment above)
- if (pT < lastPtForCallOfGetElectronFraction) {
- for (Int_t xBin = 0; xBin < mathFit->GetNumXbinsRegularisation(); xBin++) {
-
- const Double_t xCoord = TMath::Exp(mathFit->GetXvaluesForRegularisation()[xBin]);
- const Int_t parIndexWithFraction = 3 + xBin * mathFit->GetNumParametersPerXbin();
-
- if (xCoord >= lowFittingBoundElectronFraction && xCoord <= electronFractionThresholdForFitting
- && par[parIndexWithFraction] > epsilon) { // Skip zero values (usually due to failed fits)
- gFractionElectronsData->SetPoint(xBin, TMath::Exp(mathFit->GetXvaluesForRegularisation()[xBin]), par[parIndexWithFraction]);
- // Since the errors during the fitting are not reliable, use the following approximation on a statistical basis
- // (which indeed turns out to be rather good!)
-
- // Bin effective weight required for weighted data sets. In case of no weighting, the weight error is sqrt(weight),
- // i.e. effWeight is 1
- const Double_t effWeight = mathFit->GetXstatisticalWeightError()[xBin] * mathFit->GetXstatisticalWeightError()[xBin]
- / mathFit->GetXstatisticalWeight()[xBin];
- gFractionElectronsData->SetPointError(xBin, 0, effWeight * TMath::Sqrt(par[parIndexWithFraction]
- / mathFit->GetXstatisticalWeight()[xBin]));
- }
- else {
- gFractionElectronsData->SetPoint(xBin, -1, 0);
- gFractionElectronsData->SetPointError(xBin, 0, 0);
- }
- }
-
- gFractionElectronsData->Fit(fElectronFraction, "Ex0NQ", "", lowFittingBoundElectronFraction, electronFractionThresholdForFitting);
- }
-
- lastPtForCallOfGetElectronFraction = pT;
-
- // Catch cases in which the fit function yields invalid fractions (i.e. < 0 or > 1)
- return TMath::Max(0.0, TMath::Min(1.0, fElectronFraction->Eval(pT)));
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t GetElectronFractionError()
-{
- // This function estimates the error of the electron fraction for the fixed values via using the parameter errors of
- // the electron fraction function. Note that the parameters (and errors) must be set before calling this function.
-
- // Produce several values via setting the parameters to a random value, which is distributed with a gaussian with mean = parValue
- // and sigma = parError and then take the 2*RMS as the error
- const Int_t nGenValues = 1000;
- Double_t genValues[nGenValues];
-
- const Int_t nPars = fElectronFraction->GetNpar();
- Double_t par[nPars];
-
- TRandom3 rnd(0); // 0 means random seed
-
- const Double_t x = electronFractionThresholdForFitting + 1.; // Some value above the threshold to obtain a fixed value
- for (Int_t i = 0 ; i < nGenValues; i++) {
- for (Int_t iPar = 0; iPar < nPars; iPar++)
- par[iPar] = rnd.Gaus(fElectronFraction->GetParameter(iPar), fElectronFraction->GetParError(iPar));
-
- genValues[i] = fElectronFraction->EvalPar(&x, &par[0]);
- }
-
- // NOTE: RMS is not really the root mean square, is it rather the sigma deviation, which is what is wanted here
- return 2. * TMath::RMS(nGenValues, &genValues[0]);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t GetMuonFractionFromElectronFractionAndPt(Double_t pT, Double_t elFrac)
-{
- if (muonFractionHandling == kMuonFracOverElFracTunedOnMCStandardTrackCuts) {
-// return elFrac / (1. + 7.06909e+01 * TMath::Exp(-2.95078e+00 * TMath::Power(pT, 5.05016e-01)));
- return elFrac / (1. + 2.01840e+10 * TMath::Exp(-2.50480e+01 * TMath::Power(pT, 5.89044e-02)));
- }
- else if (muonFractionHandling == kMuonFracOverElFracTunedOnMCHybridTrackCuts) {
- fMuonOverElFractionMC.SetParameters(-6.87241e-01, 4.19528e-02, 4.52095e+00, -6.20026e+00, 5.16629e-01, 2.88604e+00, 3.68058e-02,
- 2.21086e+00, 5.75003e+00);
- return elFrac * fMuonOverElFractionMC.Eval(pT);
- }
- else if (muonFractionHandling == kMuonFracOverElFracTunedOnMCHybridTrackCutsJets) {
- fMuonOverElFractionMC.SetParameters(-7.64548e-01, 2.47929e-02, 4.49057e+00, -2.06320e-01, 4.23339e-02, 1.19697e+02, 1.28832e-01,
- -1.71895e-01, 6.00000e+00);
- return elFrac * fMuonOverElFractionMC.Eval(pT);
- }
- else if (muonFractionHandling == kMuonFracOverElFracTunedOnMCStandardTrackCutsPPb) {
- // WITH PID cluster cut!
- fMuonOverElFractionMC.SetParameters(-6.62149e-01, 4.89591e-02, 4.58356e+00, -6.04319e+00, 6.25368e-01, 3.27191e+00, 1.69933e-01,
- 1.00004e+00, 2.61438e+00);
- return elFrac * fMuonOverElFractionMC.Eval(pT);
- }
- else if (muonFractionHandling == kMuonFracEqualElFrac) {
- return elFrac;
- }
-
- return 0.;
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t GetCorrelatedError(const Double_t x, const Double_t y, const Double_t cov00, const Double_t cov11, const Double_t cov01)
-{
- // Calculate the correlated error df of f:
- // (cov00 cov01) (x)
- //df^2 = (x, y) * (cov01 cov11) (y) = x^2 * cov00 + y^2 * cov11 + 2 * x * y * cov01
- //
- // with f = f(p1, p2) = p1 / p2
- // and (x, y) = (\partial f / \partial p1, \partial f / \partial p2)
- // = (f / p1, -f / p2)
-
- const Double_t df2 = x * x * cov00 + y * y * cov11 + 2. * x * y * cov01;
-
- if (df2 < epsilon)
- return 0.;
-
- return TMath::Sqrt(df2);
-}
-
-
-//____________________________________________________________________________________________________________________
-void GetRatioWithCorrelatedError(const Double_t fractionA, const Double_t fractionB,
- const Double_t fractionErrorA, const Double_t fractionErrorB,
- const Double_t covMatrixElementAB, Double_t& ratio, Double_t& ratioError)
-{
- // Given fractions A and B with corresponding errors and the off-diagonal covariance matrix element of
- // these fractions, calculate the ratio A/B and the error taking into account the correlation.
- // The results are stored in ratio and ratioError.
-
- if (fractionB < epsilon) {
- ratio = -999.;
- ratioError = 999.;
-
- return;
- }
-
- if (fractionA < epsilon) {
- ratio = 0.;
- ratioError = 999.;
-
- return;
- }
-
- ratio = fractionA / fractionB;
-
- const Double_t x = ratio / fractionA;
- const Double_t y = -ratio / fractionB;
-
- // covMatrixElement(i, i) = error(i)^2
- ratioError = GetCorrelatedError(x, y, fractionErrorA * fractionErrorA, fractionErrorB * fractionErrorB, covMatrixElementAB);
-
- //printf("frationA %e\nfractionB %e\nfractionErrorA %e\nfractionErrorB %e\ncovMatrixElementAB %e\nratio %e\nx %e\ny %e\nratioError %e\n\n",
- // fractionA, fractionB, fractionErrorA, fractionErrorB, covMatrixElementAB, ratio, x, y, ratioError);
-}
-
-
-//____________________________________________________________________________________________________________________
-void SetReasonableAxisRange(TAxis* axis, Int_t mode, Double_t pLow = -1, Double_t pHigh = -1)
-{
- if (mode == kPMpT)
- axis->SetRangeUser(TMath::Max(0.15, pLow - 0.1), TMath::Min(50., pHigh + 0.1));
- else if (mode == kPMz)
- axis->SetRange(0, -1);
- else if (mode == kPMxi)
- axis->SetRange(0, -1);
-}
-
-//____________________________________________________________________________________________________________________
-void SetReasonableXaxisRange(TH1* h, Int_t& binLow, Int_t& binHigh)
-{
- binLow = TMath::Max(1, h->FindFirstBinAbove(0));
- binHigh = TMath::Min(h->GetNbinsX(), h->FindLastBinAbove(0));
-
- h->GetXaxis()->SetRange(binLow, binHigh);
- h->GetXaxis()->SetMoreLogLabels(kTRUE);
- h->GetXaxis()->SetNoExponent(kTRUE);
-}
-
-
-//____________________________________________________________________________________________________________________
-Int_t FindMomentumBin(const Double_t* pTbins, const Double_t value, const Int_t numPtBins = nPtBins)
-{
- for (Int_t bin = 0; bin < numPtBins; bin++) {
- if (value >= pTbins[bin] && value < pTbins[bin + 1])
- return bin;
- }
-
- return -1;
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t normaliseHist(TH1* h, Double_t scaleFactor = -1)
-{
- // Scales the histogram with the scale factor. If the scale factor is < 0,
- // the histogram is normalised to it's integral.
- // In both cases, the normalisation factor is returned.
-
- Double_t normFactor = 1.;
-
- if (scaleFactor < 0) {
- Double_t integralTemp = h->Integral();
- if (integralTemp > 0) {
- normFactor = 1.0 / integralTemp;
- h->Scale(normFactor);
- }
- }
- else {
- normFactor = scaleFactor;
- h->Scale(normFactor);
- }
-
- h->GetXaxis()->SetTitleOffset(1.0);
-
- return normFactor;
-}
-
-
-//____________________________________________________________________________________________________________________
-void normaliseYieldHist(TH1* h, Double_t numEvents, Double_t deta)
-{
- // Yield histos are already normalised to dpT. Now normalise to 1/NeV 1/(2pi pT) 1/deta in addition
-
- if (numEvents <= 0) // Do not normalise
- numEvents = 1;
-
- for (Int_t bin = 1; bin <= h->GetNbinsX(); bin++) {
- Double_t normFactor = 1. / (numEvents * 2 * TMath::Pi() * h->GetXaxis()->GetBinCenter(bin) * deta);
- h->SetBinContent(bin, h->GetBinContent(bin) * normFactor);
- h->SetBinError(bin, h->GetBinError(bin) * normFactor);
- }
-}
-
-
-//____________________________________________________________________________________________________________________
-void normaliseGenYieldMCtruthHist(TH1* h, Double_t numEvents, Double_t deta)
-{
- // Yield histos are NOT normalised to dpT. Now normalise to 1/NeV 1/(2pi pT) 1/deta 1/dpT!
-
- if (numEvents <= 0) // Do not normalise
- numEvents = 1;
-
- for (Int_t bin = 1; bin <= h->GetNbinsX(); bin++) {
- Double_t normFactor = 1. / (numEvents * 2 * TMath::Pi() * h->GetXaxis()->GetBinCenter(bin) * h->GetXaxis()->GetBinWidth(bin) * deta);
- h->SetBinContent(bin, h->GetBinContent(bin) * normFactor);
- h->SetBinError(bin, h->GetBinError(bin) * normFactor);
- }
-}
-
-
-//____________________________________________________________________________________________________________________
-void setUpFitFunction(TF1* fitFunc, Int_t nBins, Bool_t noShift = kFALSE)
-{
- fitFunc->SetLineColor(kGray + 1);
- fitFunc->SetLineWidth(2);
- fitFunc->SetLineStyle(1);
- fitFunc->SetNpx(nBins * 100);
- fitFunc->SetParName(0, "Pion fraction");
- fitFunc->SetParName(1, "Kaon fraction");
- fitFunc->SetParName(2, "Proton fraction");
- fitFunc->SetParName(3, "Electron fraction");
- fitFunc->SetParName(4, "Muon fraction");
- fitFunc->SetParName(5, "Total yield");
- if (noShift == kFALSE) {
- fitFunc->SetParName(6, "Shift of pion peak");
- fitFunc->SetParName(7, "Shift of kaon peak");
- fitFunc->SetParName(8, "Shift of proton peak");
- fitFunc->SetParName(9, "Shift of electron peak");
- fitFunc->SetParName(10, "Shift of muon peak");
- }
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Int_t findBinWithinRange(const TAxis* axis, Double_t value)
-{
- Int_t bin = axis->FindFixBin(value);
- if (bin <= 0)
- bin = 1;
- if (bin > axis->GetNbins())
- bin = axis->GetNbins();
-
- return bin;
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t linearInterpolation(const TH1* h, Double_t x, Double_t scaleFactor, Double_t shift, Double_t* error)
-{
- // Do linear interpolation between 2 bins to handle non-integer values of the shift parameters.
- // The shift also introduces some uncertainty, which is rather hard to estimate. Therefore, just take the maximum error of the involved bins.
- const Double_t xShifted = x - shift;
-
- // Just take value of bin, if beyond center of first/last bin
- if (xShifted <= h->GetBinCenter(1)) {
- if (error)
- *error = h->GetBinError(1) * scaleFactor;
- return h->GetBinContent(1) * scaleFactor;
- }
- else if(xShifted >= h->GetBinCenter(h->GetNbinsX())) {
- if (error)
- *error = h->GetBinError(h->GetNbinsX()) * scaleFactor;
- return h->GetBinContent(h->GetNbinsX()) * scaleFactor;
- }
- else {
- const Int_t xbin = h->FindFixBin(xShifted);
- Double_t x0, x1, y0, y1;
-
- if(xShifted <= h->GetBinCenter(xbin)) {
- y0 = h->GetBinContent(xbin - 1);
- x0 = h->GetBinCenter(xbin - 1);
- y1 = h->GetBinContent(xbin);
- x1 = h->GetBinCenter(xbin);
-
- if (error)
- *error = TMath::Max(h->GetBinError(xbin - 1), h->GetBinError(xbin)) * scaleFactor;
- }
- else {
- y0 = h->GetBinContent(xbin);
- x0 = h->GetBinCenter(xbin);
- y1 = h->GetBinContent(xbin + 1);
- x1 = h->GetBinCenter(xbin + 1);
-
- if (error)
- *error = TMath::Max(h->GetBinError(xbin), h->GetBinError(xbin + 1)) * scaleFactor;
- }
-
- return scaleFactor * (y0 + (xShifted - x0) * ((y1 - y0) / (x1 - x0)));
- }
-
- return 0;
-
- /*Old version available for code bevor 03.05.2013*/
-}
-
-
-//____________________________________________________________________________________________________________________
-void shiftHist(TH1D* h, Double_t shift, Bool_t useRegularisation = kFALSE)
-{
- // Shift not available for regularisation. Just for convenience (can use the same code and only set one flag)
- // call this functions and then do nothing.
- // Actually, the shift is not availabe for simultaneous fitting also, but the parameter is just set to 0 there
- if (!h || useRegularisation)
- return;
-
- TString name = h->GetName();
- TH1D* hTemp = (TH1D*)h->Clone(Form("%s_clone", name.Data()));
- h->Reset();
-
- Double_t error = 0;
- for (Int_t i = 1; i <= h->GetNbinsX(); i++) {
- // linearInterpolation with scaleFactor = 1.0, since histo is assumed to be properly scaled
- h->SetBinContent(i, linearInterpolation(hTemp, h->GetXaxis()->GetBinCenter(i), 1.0, shift, &error));
- h->SetBinError(i, error);
- }
-
- delete hTemp;
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t multiGaussFitForSimultaneousFitting(const Double_t *xx, const Double_t *par, const Int_t offset)
-{
- // Offset for reference histos for delta_Species
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- // parXbinIndex (fixed) will be used my mathfit to hold the pT bin index (needed for regularisation)
- const Int_t xBinIndex = mathFit->GetXbinIndex();
- const Int_t numParsPerXbin = mathFit->GetNumParametersPerXbin();
-
- const Int_t numRefHistosPerFit = numSimultaneousFits + (takeIntoAccountMuons ? 1 : 0);
- const Int_t numRefHistosPerXbin = numRefHistosPerFit * numSimultaneousFits;
-
- const Int_t refHistOffset = offset * numRefHistosPerFit + xBinIndex * numRefHistosPerXbin;
-
- const TH1* hRefPi = mathFit->GetRefHisto(0 + refHistOffset);
- const TH1* hRefKa = mathFit->GetRefHisto(1 + refHistOffset);
- const TH1* hRefPr = mathFit->GetRefHisto(2 + refHistOffset);
- const TH1* hRefEl = mathFit->GetRefHisto(3 + refHistOffset);
- const TH1* hRefMu = takeIntoAccountMuons ? mathFit->GetRefHisto(4 + refHistOffset) : 0x0;
-
- if (!hRefEl || !hRefKa || !hRefPi || !hRefPr)
- return 0;
-
- if (takeIntoAccountMuons && !hRefMu)
- return 0;
-
- const Int_t parOffset = xBinIndex * numParsPerXbin;
- const Int_t parPi = 0 + parOffset;
- const Int_t parKa = 1 + parOffset;
- const Int_t parPr = 2 + parOffset;
- const Int_t parEl = 3 + parOffset;
- const Int_t parMu = 4 + parOffset;
- const Int_t parAll = 5 + parOffset;
-
- const Double_t scaleFactorPi = par[parAll] * (par[parPi] + (muonContamination ? par[parEl] : 0));
- const Double_t scaleFactorKa = par[parAll] * par[parKa];
- const Double_t scaleFactorPr = par[parAll] * par[parPr];
- const Double_t parElFraction = (par[parEl] < 0) ? GetElectronFraction(-par[parEl], par) : par[parEl];
- const Double_t scaleFactorEl = par[parAll] * parElFraction;
- // Fix muon fraction to electron fraction (or some modified electron fraction) if desired, i.e. corresponding par < 0
- const Double_t scaleFactorMu = (par[parMu] < 0)
- ? (par[parAll] * GetMuonFractionFromElectronFractionAndPt(-par[parMu], parElFraction))
- : (par[parAll] * par[parMu]);
-
- // Since one is looking at the same deltaSpecies for all considered species, the reference histograms have the same axes
- // => Only need to search for the bin once
- const Int_t binWithinRange = findBinWithinRange(hRefPi->GetXaxis(), xx[0]);
- const Double_t countPi = scaleFactorPi * hRefPi->GetBinContent(binWithinRange);
- const Double_t countKa = scaleFactorKa * hRefKa->GetBinContent(binWithinRange);
- const Double_t countPr = scaleFactorPr * hRefPr->GetBinContent(binWithinRange);
- const Double_t countEl = scaleFactorEl * hRefEl->GetBinContent(binWithinRange);
- const Double_t countMu = takeIntoAccountMuons ? scaleFactorMu * hRefMu->GetBinContent(binWithinRange) : 0;
-
- const Double_t res = countPi + countKa + countPr + countEl + countMu;
-
-
- return res;
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Double_t multiGaussFitDeltaPi(const Double_t *xx, const Double_t *par)
-{
- return multiGaussFitForSimultaneousFitting(xx, par, 0);
-}
-
-//____________________________________________________________________________________________________________________
-inline Double_t multiGaussFitDeltaKa(const Double_t *xx, const Double_t *par)
-{
- return multiGaussFitForSimultaneousFitting(xx, par, 1);
-}
-
-//____________________________________________________________________________________________________________________
-inline Double_t multiGaussFitDeltaPr(const Double_t *xx, const Double_t *par)
-{
- return multiGaussFitForSimultaneousFitting(xx, par, 2);
-}
-
-//____________________________________________________________________________________________________________________
-inline Double_t multiGaussFitDeltaEl(const Double_t *xx, const Double_t *par)
-{
- return multiGaussFitForSimultaneousFitting(xx, par, 3);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t multiGaussFit(const Double_t *xx, const Double_t *par)
-{
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
- const TH1* hRefPi = mathFit->GetRefHisto(0);
- const TH1* hRefKa = mathFit->GetRefHisto(1);
- const TH1* hRefPr = mathFit->GetRefHisto(2);
- const TH1* hRefEl = mathFit->GetRefHisto(3);
- const TH1* hRefMu = takeIntoAccountMuons ? mathFit->GetRefHisto(4) : 0x0;
-
- if (!hRefEl || !hRefKa || !hRefPi || !hRefPr)
- return 0;
-
- if (takeIntoAccountMuons && !hRefMu)
- return 0;
-
- // Do linear interpolation between 2 bins to handle non-integer values of the shift parameters
- const Double_t scaleFactorPi = par[5] * (par[0] + (muonContamination ? par[3] : 0));
- const Double_t scaleFactorKa = par[5] * par[1];
- const Double_t scaleFactorPr = par[5] * par[2];
- const Double_t parElFraction = (par[3] < 0) ? GetElectronFraction(-par[3], par) : par[3];
- const Double_t scaleFactorEl = par[5] * parElFraction;
- // Fix muon fraction to electron fraction (or some modified electron fraction) if desired, i.e. corresponding par < 0
- const Double_t scaleFactorMu = (par[4] < 0)
- ? (par[5] * GetMuonFractionFromElectronFractionAndPt(-par[4], parElFraction))
- : (par[5] * par[4]);
-
- const Double_t countPi = linearInterpolation(hRefPi, xx[0], scaleFactorPi, par[6], 0x0);
- const Double_t countKa = linearInterpolation(hRefKa, xx[0], scaleFactorKa, par[7], 0x0);
- const Double_t countPr = linearInterpolation(hRefPr, xx[0], scaleFactorPr, par[8], 0x0);
- const Double_t countEl = linearInterpolation(hRefEl, xx[0], scaleFactorEl, par[9], 0x0);
- const Double_t countMu = takeIntoAccountMuons ? linearInterpolation(hRefMu, xx[0], scaleFactorMu, par[10], 0x0) : 0;
-
- const Double_t res = countPi + countKa + countPr + countEl + countMu;
-
- /*
- const Double_t countPi = linearInterpolation(hRefPi, xx[0], par[6], 0x0);
- const Double_t countKa = linearInterpolation(hRefKa, xx[0], par[7], 0x0);
- const Double_t countPr = linearInterpolation(hRefPr, xx[0], par[8], 0x0);
- const Double_t countEl = linearInterpolation(hRefEl, xx[0], par[9], 0x0);
- const Double_t countMu = takeIntoAccountMuons ? linearInterpolation(hRefMu, xx[0], par[10], 0x0) : 0;
-
- const Double_t res = par[5] * ((par[0] + (muonContamination ? par[3] : 0)) * countPi + par[1] * countKa
- + par[2] * countPr + par[3] * countEl + par[4] * countMu);
-
- */
-
- return res;
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t errorOfFitHistosForSimultaneousFitting(const Double_t *xx, const Double_t *par, const Int_t offset)
-{
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- Double_t summedError = 0;
-
- // parXbinIndex (fixed) will be used my mathfit to hold the pT bin index (needed for regularisation)
- const Int_t xBinIndex = mathFit->GetXbinIndex();
- const Int_t numParsPerXbin = mathFit->GetNumParametersPerXbin();
-
- const Int_t numRefHistosPerFit = numSimultaneousFits + (takeIntoAccountMuons ? 1 : 0);
- const Int_t numRefHistosPerXbin = numRefHistosPerFit * numSimultaneousFits;
-
- const Int_t refHistOffset = offset * numRefHistosPerFit + xBinIndex * numRefHistosPerXbin;
-
- const TH1* hRefPi = mathFit->GetRefHisto(0 + refHistOffset);
- const TH1* hRefKa = mathFit->GetRefHisto(1 + refHistOffset);
- const TH1* hRefPr = mathFit->GetRefHisto(2 + refHistOffset);
- const TH1* hRefEl = mathFit->GetRefHisto(3 + refHistOffset);
- const TH1* hRefMu = takeIntoAccountMuons ?
- mathFit->GetRefHisto(4 + refHistOffset)
- : 0x0;
-
- if (!hRefEl || !hRefKa || !hRefPi || !hRefPr)
- return 0;
-
- if (takeIntoAccountMuons && !hRefMu)
- return 0;
-
- const Int_t parOffset = xBinIndex * numParsPerXbin;
- const Int_t parPi = 0 + parOffset;
- const Int_t parKa = 1 + parOffset;
- const Int_t parPr = 2 + parOffset;
- const Int_t parEl = 3 + parOffset;
- const Int_t parMu = 4 + parOffset;
- const Int_t parAll = 5 + parOffset;
-
- const Double_t scaleFactorPi = par[parAll] * (par[parPi] + (muonContamination ? par[parEl] : 0));
- const Double_t scaleFactorKa = par[parAll] * par[parKa];
- const Double_t scaleFactorPr = par[parAll] * par[parPr];
- const Double_t scaleFactorEl = par[parAll] * ((par[parEl] < 0) ? GetElectronFraction(-par[parEl], par) : par[parEl]);
- // Fix muon fraction to electron fraction (or some modified electron fraction) if desired, i.e. corresponding par < 0
- const Double_t scaleFactorMu = (par[parMu] < 0) ?
- (scaleFactorEl * GetMuonFractionFromElectronFractionAndPt(-par[parMu], par[parEl]) / par[parEl])
- : (par[parAll] * par[parMu]);
-
- Double_t errorPi = 0, errorKa = 0, errorPr = 0, errorEl = 0, errorMu = 0;
-
- // Do linear interpolation between 2 bins to handle non-integer values of the shift parameters
- // Shift not implemented for simultaneous fit -> Just set all corresponding parameters to zero
- linearInterpolation(hRefPi, xx[0], scaleFactorPi, 0, &errorPi);
- linearInterpolation(hRefKa, xx[0], scaleFactorKa, 0, &errorKa);
- linearInterpolation(hRefPr, xx[0], scaleFactorPr, 0, &errorPr);
- linearInterpolation(hRefEl, xx[0], scaleFactorEl, 0, &errorEl);
- if (takeIntoAccountMuons)
- linearInterpolation(hRefMu, xx[0], scaleFactorMu, 0, &errorMu);
-
- summedError += TMath::Power(errorPi, 2);
- summedError += TMath::Power(errorKa, 2);
- summedError += TMath::Power(errorPr, 2);
- summedError += TMath::Power(errorEl, 2);
- if (takeIntoAccountMuons)
- summedError += TMath::Power(errorMu, 2);
-
- return summedError;
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Double_t errorOfFitHistosDeltaPi(const Double_t *xx, const Double_t *par)
-{
- return errorOfFitHistosForSimultaneousFitting(xx, par, 0);
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Double_t errorOfFitHistosDeltaKa(const Double_t *xx, const Double_t *par)
-{
- return errorOfFitHistosForSimultaneousFitting(xx, par, 1);
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Double_t errorOfFitHistosDeltaPr(const Double_t *xx, const Double_t *par)
-{
- return errorOfFitHistosForSimultaneousFitting(xx, par, 2);
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Double_t errorOfFitHistosDeltaEl(const Double_t *xx, const Double_t *par)
-{
- return errorOfFitHistosForSimultaneousFitting(xx, par, 3);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t errorOfFitHistos(const Double_t *xx, const Double_t *par)
-{
- //TODO Error of shift is still not taken into account
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- Double_t summedError = 0;
-
- const TH1* hRefPi = mathFit->GetRefHisto(0);
- const TH1* hRefKa = mathFit->GetRefHisto(1);
- const TH1* hRefPr = mathFit->GetRefHisto(2);
- const TH1* hRefEl = mathFit->GetRefHisto(3);
- const TH1* hRefMu = takeIntoAccountMuons ? mathFit->GetRefHisto(4) : 0x0;
-
- if (!hRefEl || !hRefKa || !hRefPi || !hRefPr)
- return 0;
-
- if (takeIntoAccountMuons && !hRefMu)
- return 0;
-
- // Do linear interpolation between 2 bins to handle non-integer values of the shift parameters
- const Double_t scaleFactorPi = par[5] * (par[0] + (muonContamination ? par[3] : 0));
- const Double_t scaleFactorKa = par[5] * par[1];
- const Double_t scaleFactorPr = par[5] * par[2];
- const Double_t scaleFactorEl = par[5] * ((par[3] < 0) ? GetElectronFraction(-par[3], par) : par[3]);
- // Fix muon fraction to electron fraction (or some modified electron fraction) if desired, i.e. corresponding par < 0
- const Double_t scaleFactorMu = (par[4] < 0) ? (scaleFactorEl * GetMuonFractionFromElectronFractionAndPt(-par[4], par[3]) / par[3])
- : (par[5] * par[4]);
-
- Double_t errorPi = 0, errorKa = 0, errorPr = 0, errorEl = 0, errorMu = 0;
-
- linearInterpolation(hRefPi, xx[0], scaleFactorPi, par[6], &errorPi);
- linearInterpolation(hRefKa, xx[0], scaleFactorKa, par[7], &errorKa);
- linearInterpolation(hRefPr, xx[0], scaleFactorPr, par[8], &errorPr);
- linearInterpolation(hRefEl, xx[0], scaleFactorEl, par[9], &errorEl);
- if (takeIntoAccountMuons)
- linearInterpolation(hRefMu, xx[0], scaleFactorMu, par[10], &errorMu); // Assume same fraction as electron, i.e. same scale factor
-
- summedError += TMath::Power(errorPi, 2);
- summedError += TMath::Power(errorKa, 2);
- summedError += TMath::Power(errorPr, 2);
- summedError += TMath::Power(errorEl, 2);
- if (takeIntoAccountMuons)
- summedError += TMath::Power(errorMu, 2);
-
-
- /*
- for (Int_t index = 0; index < mathFit->GetNrefHistos(); index++) {
- TH1* HREF = mathFit->GetRefHisto(index);
- Int_t bin = findBinWithinRange(HREF->GetXaxis(), xx[0]);
- summedError += TMath::Power(HREF->GetBinError(bin) * par[index] * par[mathFit->GetNrefHistos()], 2);
- }
- */
- return summedError;
-}
-
-
-//____________________________________________________________________________________________________________________
-inline Double_t saveDivide(Double_t numerator, Double_t denominator)
-{
- return ((denominator != 0) ? numerator/denominator : 0 );
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getErrorOfPionIntegral(TMatrixDSym covMat)
-{
- return TMath::Sqrt(covMat(0, 0) + covMat(12, 12) + 2 * covMat(0, 12));
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getErrorOfElectronFraction(Double_t* par, TMatrixDSym covMat)
-{
- Double_t g = saveDivide(par[3], (par[0] + par[1] + par[2] + 2 * par[3]));
- Double_t s1 = TMath::Power(g, 4) * (covMat(0, 0) + covMat(1, 1) + covMat(2, 2) + 4 * covMat(3, 3));
- Double_t s2 = TMath::Power(g, 2) * covMat(3, 3);
- Double_t s3 = (4 * TMath::Power(g, 4) - 2 * TMath::Power(g, 3)) * (covMat(3, 2) + covMat(3, 1) + covMat(3, 0));
- Double_t s4 = TMath::Power(g, 4) * 2 * (covMat(2, 1) + covMat(2, 0) +covMat(1, 0));
-
- return saveDivide(TMath::Sqrt(s1 + s2 + s3 + s4), par[3]);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getErrorOfKaonFraction(Double_t* par, TMatrixDSym covMat)
-{
- Double_t g = saveDivide(par[1], (par[0] + par[1] + par[2] + 2 * par[3]));
- Double_t s1 = TMath::Power(g, 4) * (covMat(0, 0) + covMat(1, 1) + covMat(2, 2) + 4 * covMat(3, 3));
- Double_t s2 = TMath::Power(g, 2) * covMat(1, 1);
- Double_t s3 = TMath::Power(g, 4) * (4 * covMat(3, 0) + 4 * covMat(3, 2) + 4 * covMat(3, 1) +
- 2 * covMat(2, 1) + 2 * covMat(2, 0) + 2 * covMat(1, 0));
- Double_t s4 = TMath::Power(g, 3) * ((-4) * covMat(3, 1) - 2 * covMat(2, 1) - 2 * covMat(1, 0));
-
- return saveDivide(TMath::Sqrt(s1 + s2 + s3 + s4), par[1]);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getErrorOfPionFraction(Double_t* par, TMatrixDSym covMat)
-{
- Double_t g = saveDivide(par[0] + par[3], (par[0] + par[1] + par[2] + 2 * par[3]));
- Double_t s1 = TMath::Power(g, 4) * (covMat(0, 0) + covMat(1, 1) + covMat(2, 2) + 4 * covMat(3, 3));
- Double_t s2 = TMath::Power(g, 2) * (covMat(0, 0) + covMat(3, 3));
- Double_t s3 = TMath::Power(g, 4) * 2 * covMat(2, 1);
- Double_t s4 = (4 * TMath::Power(g, 4) - 2 * TMath::Power(g, 3)) * (covMat(3, 2) + covMat(3, 1));
- Double_t s5 = 2 * covMat(3, 0) * (2 * TMath::Power(g, 4) - 3 * TMath::Power(g, 3) + TMath::Power(g, 2));
- Double_t s6 = 2 * (covMat(2, 0) + covMat(1, 0)) * (TMath::Power(g, 4) - TMath::Power(g, 3));
-
- return saveDivide(TMath::Sqrt(s1 + s2 + s3 + s4 + s5 + s6), par[0] + par[3]);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getErrorOfProtonFraction(Double_t* par, TMatrixDSym covMat)
-{
- Double_t g = saveDivide(par[2], (par[0] + par[2] + par[1] + 2 * par[3]));
- Double_t s1 = TMath::Power(g, 4) * (covMat(0, 0) + covMat(1, 1) + covMat(2, 2) + 4 * covMat(3, 3));
- Double_t s2 = TMath::Power(g, 2) * covMat(2, 2);
- Double_t s3 = TMath::Power(g, 4) * (4 * covMat(3, 0) + 4 * covMat(3, 2) + 4 * covMat(3, 1) +
- 2 * covMat(2, 1) + 2 * covMat(2, 0) + 2 * covMat(1, 0));
- Double_t s4 = TMath::Power(g, 3) * ((-4) * covMat(3, 2) - 2 * covMat(2, 1) - 2 * covMat(2, 0));
-
- return saveDivide(TMath::Sqrt(s1 + s2 + s3 + s4), par[2]);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getErrorOfTotalIntegral(TMatrixDSym covMat)
-{
- Double_t s1 = covMat(0, 0) + covMat(1, 1) + covMat(2, 2) + 4 * covMat(3, 3);
- Double_t s2 = 4 * (covMat(3, 0) + covMat(3, 1) + covMat(3, 2));
- Double_t s3 = 2 * (covMat(2, 1) + covMat(2, 0) + covMat(1, 0));
-
- return TMath::Sqrt(s1 + s2 + s3);
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t getMedianOfNonZeros(Double_t input[4])
-{
- Double_t values[4] = {0,0,0,0};
- Int_t numNonZero = 0;
- if (input[0] > 0) {
- values[numNonZero] = input[0];
- numNonZero++;
- }
- if (input[1] > 0) {
- values[numNonZero] = input[1];
- numNonZero++;
- }
- if (input[2] > 0) {
- values[numNonZero] = input[2];
- numNonZero++;
- }
- if (input[3] > 0) {
- values[numNonZero] = input[3];
- numNonZero++;
- }
-
- return ((numNonZero > 0) ? TMath::Median(numNonZero, values) : 0);
-}
-
-
-//____________________________________________________________________________________________________________________
-TCanvas* drawFractionHistos(TString canvName, TString canvTitle, Int_t mode, Double_t pLow, Double_t pHigh,
- TH1* histDeltaPion, TH1* histDeltaElectron, TH1* histDeltaKaon, TH1* histDeltaProton, TH1* histMC,
- Bool_t plotIdentifiedSpectra)
-{
- TCanvas* canv = new TCanvas(canvName.Data(), canvTitle.Data(),100,10,1200,800);
- canv->SetGridx(1);
- canv->SetGridy(1);
- canv->SetLogx(mode == kPMpT);
- histDeltaPion->GetYaxis()->SetRangeUser(0.0, 1.0);
- histDeltaPion->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaPion->GetXaxis(), mode, pLow, pHigh);
- histDeltaPion->SetMarkerStyle(20);
- histDeltaPion->GetXaxis()->SetMoreLogLabels(kTRUE);
- histDeltaPion->GetXaxis()->SetNoExponent(kTRUE);
- histDeltaPion->Draw("e p");
- histDeltaElectron->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaElectron->GetXaxis(), mode, pLow, pHigh);
- histDeltaElectron->SetMarkerStyle(21);
- histDeltaElectron->Draw("e p same");
- histDeltaKaon->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaKaon->GetXaxis(), mode, pLow, pHigh);
- histDeltaKaon->SetMarkerStyle(22);
- histDeltaKaon->Draw("e p same");
- histDeltaProton->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaProton->GetXaxis(), mode, pLow, pHigh);
- histDeltaProton->SetMarkerStyle(29);
- histDeltaProton->Draw("e p same");
- if (plotIdentifiedSpectra) {
- histMC->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histMC->GetXaxis(), mode, pLow, pHigh);
- histMC->SetMarkerStyle(24);
- histMC->Draw("e p same");
- }
-
- TLegend* legend = new TLegend(0.622126, 0.605932, 0.862069, 0.855932);
- legend->SetBorderSize(0);
- legend->SetFillColor(0);
- legend->AddEntry(histDeltaPion, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{#pi}}" : "_{#pi}"), "p");
- legend->AddEntry(histDeltaElectron, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{e}}" : "_{e}"), "p");
- legend->AddEntry(histDeltaKaon, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{K}}" : "_{K}"), "p");
- legend->AddEntry(histDeltaProton, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{p}}" : "_{p}"), "p");
- if (plotIdentifiedSpectra)
- legend->AddEntry(histMC, identifiedLabels[isMC].Data(), "p");
- legend->SetEntrySeparation(0.2);
- legend->Draw();
-
- ClearTitleFromHistoInCanvas(canv);
-
- return canv;
-}
-
-
-//____________________________________________________________________________________________________________________
-TCanvas* drawYieldHistos(TString canvName, TString canvTitle, Int_t mode, Double_t pLow, Double_t pHigh,
- TH1* histDeltaPion, TH1* histDeltaElectron, TH1* histDeltaKaon, TH1* histDeltaProton, TH1* histMC,
- Bool_t plotIdentifiedSpectra)
-{
- TCanvas* canv = new TCanvas(canvName.Data(), canvTitle.Data(),100,10,1200,800);
- canv->SetGridx(1);
- canv->SetGridy(1);
- canv->SetLogx(mode == kPMpT);
- canv->SetLogy(1);
- histDeltaPion->GetYaxis()->SetRangeUser(histDeltaPion->GetBinContent(histDeltaPion->FindLastBinAbove(0.)) / 10.,
- histDeltaPion->GetBinContent(histDeltaPion->GetMaximumBin()) * 10.);
- histDeltaPion->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaPion->GetXaxis(), mode, pLow, pHigh);
- histDeltaPion->SetMarkerStyle(20);
- histDeltaPion->GetXaxis()->SetMoreLogLabels(kTRUE);
- histDeltaPion->GetXaxis()->SetNoExponent(kTRUE);
- histDeltaPion->Draw("e p");
- histDeltaElectron->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaElectron->GetXaxis(), mode, pLow, pHigh);
- histDeltaElectron->SetMarkerStyle(21);
- histDeltaElectron->Draw("e p same");
- histDeltaKaon->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaKaon->GetXaxis(), mode, pLow, pHigh);
- histDeltaKaon->SetMarkerStyle(22);
- histDeltaKaon->Draw("e p same");
- histDeltaProton->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histDeltaProton->GetXaxis(), mode, pLow, pHigh);
- histDeltaProton->SetMarkerStyle(29);
- histDeltaProton->Draw("e p same");
- if (plotIdentifiedSpectra) {
- histMC->GetYaxis()->SetTitle(canvTitle.Data());
- SetReasonableAxisRange(histMC->GetXaxis(), mode, pLow, pHigh);
- histMC->SetMarkerStyle(24);
- histMC->Draw("e p same");
- }
-
- TLegend* legend = new TLegend(0.622126, 0.605932, 0.862069, 0.855932);
- legend->SetBorderSize(0);
- legend->SetFillColor(0);
-
- legend->AddEntry(histDeltaPion, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{#pi}}" : "_{#pi}"), "p");
- legend->AddEntry(histDeltaElectron, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{e}}" : "_{e}"), "p");
- legend->AddEntry(histDeltaKaon, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{K}}" : "_{K}"), "p");
- legend->AddEntry(histDeltaProton, Form("#Delta%s", useDeltaPrime ? "'_{#lower[-0.5]{p}}" : "_{p}"), "p");
- if (plotIdentifiedSpectra)
- legend->AddEntry(histMC, identifiedLabels[isMC].Data(), "p");
- legend->SetEntrySeparation(0.2);
- legend->Draw();
-
- ClearTitleFromHistoInCanvas(canv);
-
- return canv;
-}
-
-
-//____________________________________________________________________________________________________________________
-Int_t doSimultaneousFitRegularised(Int_t nPar, Double_t* gausParams, Double_t* parameterErrorsOut, Double_t* covMatrix,
- Double_t* stepSize, Double_t* lowParLimits, Double_t* upParLimits, Double_t& reducedChiSquare)
-{
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- Double_t chiSquare = -999;
- Int_t ndf = -1;
-
- AliTPCPIDmathFit::FitFunc_t* multiGaussFitArray = new AliTPCPIDmathFit::FitFunc_t[numSimultaneousFits];
- multiGaussFitArray[0] = multiGaussFitDeltaPi;
- multiGaussFitArray[1] = multiGaussFitDeltaKa;
- multiGaussFitArray[2] = multiGaussFitDeltaPr;
- multiGaussFitArray[3] = multiGaussFitDeltaEl;
-
- AliTPCPIDmathFit::FitFunc_t* errorOfFitHistosArray = new AliTPCPIDmathFit::FitFunc_t[numSimultaneousFits];
- errorOfFitHistosArray[0] = errorOfFitHistosDeltaPi;
- errorOfFitHistosArray[1] = errorOfFitHistosDeltaKa;
- errorOfFitHistosArray[2] = errorOfFitHistosDeltaPr;
- errorOfFitHistosArray[3] = errorOfFitHistosDeltaEl;
-
- //TODO errorFunction for bin errors of fit histos?
- Int_t errFlag = mathFit->MinuitFit(multiGaussFitArray, 0x0, nPar, gausParams, parameterErrorsOut, covMatrix,
- chiSquare, ndf, stepSize, lowParLimits, upParLimits);
- //Int_t errFlag = mathFit->MinuitFit(multiGaussFitArray, errorOfFitHistosArray, nPar, gausParams, parameterErrorsOut, covMatrix,
- // chiSquare, ndf, stepSize, lowParLimits, upParLimits);
-
- std::cout << std::endl;
-
- for (Int_t xBin = 0; xBin < mathFit->GetNumXbinsRegularisation(); xBin++) {
- std::cout << "x bin " << xBin << ":" << std::endl;
-
- Double_t sumFractions = 0;
-
- for (Int_t parIndex = xBin * mathFit->GetNumParametersPerXbin(); parIndex < (xBin + 1) * mathFit->GetNumParametersPerXbin();
- parIndex++) {
- Int_t parIndexModulo = parIndex % mathFit->GetNumParametersPerXbin();
-
- // NOTE: Covariance matrix is NOT set. But this doesn't matter since the parameter is fixed anyway, so
- // the error from the matrix would be zero.
- // parIndexModulo = 4 means muons, parIndexModulo = 3 means electrons, i.e. if parIndexModulo corresponds to muons,
- // then parIndexModulo - 1 corresponds to electrons.
-
- // Set electron fraction to value evaluated from a function above some threshold.
- // Fixed electron fraction < 0 does this job within the fitting functions
- if (parIndexModulo == 3 && gausParams[parIndex] < 0) {
- gausParams[parIndex] = GetElectronFraction(-gausParams[parIndex], &gausParams[0]);
- parameterErrorsOut[parIndex] = GetElectronFractionError();
- }
- // Set muon fraction equal to electron fraction (or some modified electron fraction) above some threshold,
- // which should be a reasonable approximation:
- // Fixed muon fraction < 0 does this job within the fitting functions
- else if (parIndexModulo == 4 && gausParams[parIndex] < 0) {
- gausParams[parIndex] = GetMuonFractionFromElectronFractionAndPt(-gausParams[parIndex], gausParams[parIndex - 1]);
- parameterErrorsOut[parIndex] = parameterErrorsOut[parIndex - 1];
- }
-
-
- std::cout << "par[" << parIndex << "]: " << gausParams[parIndex] << " +- " << parameterErrorsOut[parIndex] << std::endl;
-
- if (parIndexModulo <= 3 || ((muonContamination || takeIntoAccountMuons) && parIndexModulo == 4))
- sumFractions += gausParams[parIndex];
- }
-
- std::cout << "Sum of fractions" << (muonContamination || takeIntoAccountMuons ? "(including muon contamination)" : "") << ": "
- << sumFractions; std::cout << std::endl;
- std::cout << std::endl << std::endl;
- }
-
- if (errFlag == 0)
- std::cout << std::endl << "***Fit operation completed successfully***" << std::endl << std::endl;
- else
- std::cout << std::endl << "***Fit operation completed, but with errors***" << std::endl << std::endl;
-
- reducedChiSquare = (ndf > 0) ? chiSquare / ndf : -1;
-
- return errFlag;
-}
-
-
-//____________________________________________________________________________________________________________________
-Int_t doSimultaneousFit(TH1D** hDelta, Double_t xLow, Double_t xUp, Int_t nPar, Double_t* gausParams, Double_t* parameterErrorsOut,
- Double_t* covMatrix, Double_t* stepSize, Double_t* lowParLimits, Double_t* upParLimits, Double_t&
- reducedChiSquare)
-{
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- Double_t chiSquare = -999;
- Int_t ndf = -1;
-
- //TODO:
- // Using no error on x (next TODO line) and no errorFunction (next after next TODO line) sometimes gives good results.
- // However, it can completely fail for low statistics for the fit histos.
- // Using either an error on x or the errorFunction both gives reasonable results, but might be slightly worse results in some cases
- // (shifted/distorted data). Maybe: Choose one method - the rest is for systematic errors of this fitting
-
- //TODO The next TODO marks are only relevant for chiSquare, but not for loglikelihood
- //TODO Use error in x also -> If reference histos have low statistics, this will be very important
-
- for (Int_t i = 0; i < numSimultaneousFits; i++) {
- mathFit->InputData(hDelta[i], 0, i, xLow, xUp, -1., kFALSE);
- //mathFit->InputData(hDelta[i], 0, i, xLow, xUp, -1., kTRUE);
- }
-
- AliTPCPIDmathFit::FitFunc_t* multiGaussFitArray = new AliTPCPIDmathFit::FitFunc_t[numSimultaneousFits];
- multiGaussFitArray[0] = multiGaussFitDeltaPi;
- multiGaussFitArray[1] = multiGaussFitDeltaKa;
- multiGaussFitArray[2] = multiGaussFitDeltaPr;
- multiGaussFitArray[3] = multiGaussFitDeltaEl;
-
- AliTPCPIDmathFit::FitFunc_t* errorOfFitHistosArray = new AliTPCPIDmathFit::FitFunc_t[numSimultaneousFits];
- errorOfFitHistosArray[0] = errorOfFitHistosDeltaPi;
- errorOfFitHistosArray[1] = errorOfFitHistosDeltaKa;
- errorOfFitHistosArray[2] = errorOfFitHistosDeltaPr;
- errorOfFitHistosArray[3] = errorOfFitHistosDeltaEl;
-
- //TODO errorFunction for bin errors of fit histos?
- Int_t errFlag = mathFit->MinuitFit(multiGaussFitArray, 0x0, nPar, gausParams, parameterErrorsOut, covMatrix,
- chiSquare, ndf, stepSize, lowParLimits, upParLimits);
- //Int_t errFlag = mathFit->MinuitFit(multiGaussFitArray, errorOfFitHistosArray, nPar, gausParams, parameterErrorsOut, covMatrix,
- // chiSquare, ndf, stepSize, lowParLimits, upParLimits);
-
- std::cout << std::endl;
-
- // If the electron fraction is fixed, evaluate the error of the extrapolation of the fixed value
- if (TMath::Abs(lowParLimits[3] - upParLimits[3]) < epsilon) {
- // NOTE: Covariance matrix is NOT set. But this doesn't matter since the parameter is fixed anyway, so
- // the error from the matrix would be zero
- parameterErrorsOut[3] = GetElectronFractionError();
- }
-
- // Set muon fraction equal to electron fraction (or some modified electron fraction) above some threshold,
- // which should be a reasonable approximation:
- // Fixed muon fraction < 0 does this job within the fitting functions
- if (gausParams[4] < 0 ) {
- // NOTE: Covariance matrix is NOT set. But this doesn't matter since the parameter is fixed anyway, so
- // the error from the matrix would be zero
- gausParams[4] = GetMuonFractionFromElectronFractionAndPt(-gausParams[4], gausParams[3]);
- parameterErrorsOut[4] = parameterErrorsOut[3];
- }
-
- Double_t sumFractions = 0;
- for (Int_t parIndex = 0; parIndex < nPar; parIndex++) {
- std::cout << "par[" << parIndex << "]: " << gausParams[parIndex] << " +- " << parameterErrorsOut[parIndex] << std::endl;
- }
- sumFractions = gausParams[0] + gausParams[1] + gausParams[2] + gausParams[3];
- // In case of muon contamination add muon fraction also
- if (muonContamination || takeIntoAccountMuons) {
- sumFractions += gausParams[4];
- }
-
- std::cout << "Sum of fractions" << (muonContamination || takeIntoAccountMuons ? "(including muon contamination)" : "") << ": " << sumFractions; std::cout << std::endl;
-
- if (errFlag == 0)
- std::cout << std::endl << "***Fit operation completed successfully***" << std::endl << std::endl;
- else
- std::cout << std::endl << "***Fit operation completed, but with errors***" << std::endl << std::endl;
-
- reducedChiSquare = (ndf > 0) ? chiSquare / ndf : -1;
-
- return errFlag;
-}
-
-
-//____________________________________________________________________________________________________________________
-Int_t doFit(TH1D* hDelta, Double_t xLow, Double_t xUp, Int_t nPar, Double_t* gausParams, Double_t* parameterErrorsOut, Double_t* covMatrix,
- Double_t* stepSize, Double_t* lowParLimits, Double_t* upParLimits, TF1* totalDeltaSpecies, Double_t& reducedChiSquare)
-{
- AliTPCPIDmathFit* mathFit = AliTPCPIDmathFit::Instance();
-
- Double_t chiSquare = -999;
- Int_t ndf = -1;
-
- //TODO:
- // Using no error on x (next TODO line) and no errorFunction (next after next TODO line) sometimes gives good results.
- // However, it can completely fail for low statistics for the fit histos.
- // Using either an error on x or the errorFunction both gives reasonable results, but might be slightly worse results in some cases
- // (shifted/distorted data). Maybe: Choose one method - the rest is for systematic errors of this fitting
-
- //TODO The next TODO marks are only relevant for chiSquare, but not for loglikelihood
- //TODO Use error in x also -> If reference histos have low statistics, this will be very important
- mathFit->InputData(hDelta, 0, 0, xLow, xUp, -1., kFALSE);
- //mathFit->InputData(hDelta, 0, 0, xLow, xUp, -1., kTRUE);
-
- AliTPCPIDmathFit::FitFunc_t* multiGaussFitArray = new AliTPCPIDmathFit::FitFunc_t[1];
- multiGaussFitArray[0] = multiGaussFit;
-
- AliTPCPIDmathFit::FitFunc_t* errorOfFitHistosArray = new AliTPCPIDmathFit::FitFunc_t[1];
- errorOfFitHistosArray[0] = errorOfFitHistos;
-
- //TODO errorFunction for bin errors of fit histos?
- Int_t errFlag = mathFit->MinuitFit(multiGaussFitArray, 0x0, nPar, gausParams, parameterErrorsOut, covMatrix,
- chiSquare, ndf, stepSize, lowParLimits, upParLimits);
- //Int_t errFlag = mathFit->MinuitFit(multiGaussFitArray, errorOfFitHistosArray, nPar, gausParams, parameterErrorsOut, covMatrix,
- // chiSquare, ndf, stepSize, lowParLimits, upParLimits);
-
- // If the electron fraction is fixed, evaluate the error of the extrapolation of the fixed value
- if (TMath::Abs(lowParLimits[3] - upParLimits[3]) < epsilon) {
- // NOTE: Covariance matrix is NOT set. But this doesn't matter since the parameter is fixed anyway, so
- // the error from the matrix would be zero
- parameterErrorsOut[3] = GetElectronFractionError();
- }
-
- // Set muon fraction equal to electron fraction (or some modified electron fraction) above some threshold, which should be a reasonable approximation:
- // Fixed muon fraction < 0 does this job within the fitting functions
- if (gausParams[4] < 0 ) {
- // NOTE: Covariance matrix is NOT set. But this doesn't matter since the parameter is fixed anyway, so
- // the error from the matrix would be zero
- gausParams[4] = GetMuonFractionFromElectronFractionAndPt(-gausParams[4], gausParams[3]);
- parameterErrorsOut[4] = parameterErrorsOut[3];
- }
-
- Double_t sumFractions = 0;
- for (Int_t parIndex = 0; parIndex < nPar; parIndex++) {
- std::cout << totalDeltaSpecies->GetParName(parIndex) << ": " << gausParams[parIndex] << " +- " << parameterErrorsOut[parIndex] << std::endl;
- }
- sumFractions = gausParams[0] + gausParams[1] + gausParams[2] + gausParams[3];
- // In case of muon contamination add muon fraction also
- if (muonContamination || takeIntoAccountMuons) {
- sumFractions += gausParams[4];
- }
-
- std::cout << "Sum of fractions" << (muonContamination || takeIntoAccountMuons ? "(including muon contamination)" : "") << ": " << sumFractions;
- std::cout << std::endl;
-
- if (errFlag == 0)
- std::cout << std::endl << "***Fit operation completed successfully***" << std::endl << std::endl;
- else
- std::cout << std::endl << "***Fit operation completed, but with errors***" << std::endl << std::endl;
-
- for (Int_t parIndex = 0; parIndex < nPar; parIndex++) {
- totalDeltaSpecies->SetParameter(parIndex, gausParams[parIndex]);
- totalDeltaSpecies->SetParError(parIndex, parameterErrorsOut[parIndex]);
- }
-
- reducedChiSquare = (ndf > 0) ? chiSquare / ndf : -1;
-
- return errFlag;
-}
-
-
-//____________________________________________________________________________________________________________________
-Double_t setFractionsAndYields(Int_t slice, Double_t inverseBinWidth, Double_t binWidthFitHisto, Int_t species, Double_t* parametersOut,
- Double_t* parameterErrorsOut, TH1* hFractionSpecies, TH1* hFractionPionsDeltaSpecies,
- TH1* hFractionElectronsDeltaSpecies, TH1* hFractionKaonsDeltaSpecies, TH1* hFractionProtonsDeltaSpecies,
- TH1* hFractionMuonsDeltaSpecies, TH1* hYieldSpecies, TH1* hYieldPionsDeltaSpecies,
- TH1* hYieldElectronsDeltaSpecies, TH1* hYieldKaonsDeltaSpecies, TH1* hYieldProtonsDeltaSpecies,
- TH1* hYieldMuonsDeltaSpecies,
- Bool_t normaliseFractions = kFALSE)
-{
- // Set fraction and yields in corresponding histograms. If normaliseFractions is kTRUE, the fractions will be normalised to unity
- // and the normalisation factor will be returned (i.e. 1./sumFraction)
-
- Double_t normalisationFactor = 1.0;
-
- // Since a log likelihood fit is anyway used, the normalisation should give a factor close to unity
- if (normaliseFractions) {
- Double_t sumFractions = parametersOut[0] + (muonContamination ? parametersOut[3] : 0) + parametersOut[1] + parametersOut[2] +
- parametersOut[3] + (takeIntoAccountMuons ? parametersOut[4] : 0.);
- if (sumFractions > 0) {
- normalisationFactor = 1./sumFractions;
- for (Int_t i = 0; i < 5; i++) {
- parametersOut[i] *= normalisationFactor;
-
- // Do not introduce an error for the normalisation, i.e. just scale parameters and fractions with the same factor which is
- // assumed to be exact.
- // Note that correlations should already be included in the parameterError
- parameterErrorsOut[i] *= normalisationFactor;
- }
- }
- }
-
- Double_t sumOfParticles = inverseBinWidth * parametersOut[5] / binWidthFitHisto; // Divide by binWidthFitHisto since parametersOut includes this width
-
- if (species == kPi) {
- hFractionSpecies->SetBinContent(slice + 1, (parametersOut[0]+(muonContamination ? parametersOut[3] : 0)));
- hFractionSpecies->SetBinError(slice + 1, parameterErrorsOut[0]);
- }
- else if (species == kEl) {
- hFractionSpecies->SetBinContent(slice + 1, parametersOut[3]);
- hFractionSpecies->SetBinError(slice + 1, parameterErrorsOut[3]);
- }
- else if (species == kKa) {
- hFractionSpecies->SetBinContent(slice + 1, parametersOut[1]);
- hFractionSpecies->SetBinError(slice + 1, parameterErrorsOut[1]);
- }
- else if (species == kPr) {
- hFractionSpecies->SetBinContent(slice + 1, parametersOut[2]);
- hFractionSpecies->SetBinError(slice + 1, parameterErrorsOut[2]);
- }
- else if (species == kMu) {
- if (takeIntoAccountMuons) {
- hFractionSpecies->SetBinContent(slice + 1, parametersOut[4]);
- hFractionSpecies->SetBinError(slice + 1, parameterErrorsOut[4]);
-
- hYieldSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionSpecies->GetBinContent(slice + 1));
- hYieldSpecies->SetBinError(slice + 1, sumOfParticles * hFractionSpecies->GetBinError(slice + 1));
- }
-
- // Only set these histos for muons. The DeltaSpecies histos for muons will be set together with all other species
- return normalisationFactor;
- }
-
- hFractionPionsDeltaSpecies->SetBinContent(slice + 1, (parametersOut[0]+(muonContamination ? parametersOut[3] : 0)));
- hFractionPionsDeltaSpecies->SetBinError(slice + 1, parameterErrorsOut[0]);//TODO What about error of parOut[3]?
- hFractionElectronsDeltaSpecies->SetBinContent(slice + 1, parametersOut[3]);
- hFractionElectronsDeltaSpecies->SetBinError(slice + 1, parameterErrorsOut[3]);
- hFractionKaonsDeltaSpecies->SetBinContent(slice + 1, parametersOut[1]);
- hFractionKaonsDeltaSpecies->SetBinError(slice + 1, parameterErrorsOut[1]);
- hFractionProtonsDeltaSpecies->SetBinContent(slice + 1, parametersOut[2]);
- hFractionProtonsDeltaSpecies->SetBinError(slice + 1, parameterErrorsOut[2]);
- if (takeIntoAccountMuons) {
- hFractionMuonsDeltaSpecies->SetBinContent(slice + 1, parametersOut[4]);
- hFractionMuonsDeltaSpecies->SetBinError(slice + 1, parameterErrorsOut[4]);
- }
-
- hYieldSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionSpecies->GetBinContent(slice + 1));
- hYieldSpecies->SetBinError(slice + 1, sumOfParticles * hFractionSpecies->GetBinError(slice + 1));
-
- hYieldPionsDeltaSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionPionsDeltaSpecies->GetBinContent(slice + 1));
- hYieldPionsDeltaSpecies->SetBinError(slice + 1, sumOfParticles * hFractionPionsDeltaSpecies->GetBinError(slice + 1));
- hYieldElectronsDeltaSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionElectronsDeltaSpecies->GetBinContent(slice + 1));
- hYieldElectronsDeltaSpecies->SetBinError(slice + 1, sumOfParticles * hFractionElectronsDeltaSpecies->GetBinError(slice + 1));
- hYieldKaonsDeltaSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionKaonsDeltaSpecies->GetBinContent(slice + 1));
- hYieldKaonsDeltaSpecies->SetBinError(slice + 1, sumOfParticles * hFractionKaonsDeltaSpecies->GetBinError(slice + 1));
- hYieldProtonsDeltaSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionProtonsDeltaSpecies->GetBinContent(slice + 1));
- hYieldProtonsDeltaSpecies->SetBinError(slice + 1, sumOfParticles * hFractionProtonsDeltaSpecies->GetBinError(slice + 1));
- if (takeIntoAccountMuons) {
- hYieldMuonsDeltaSpecies->SetBinContent(slice + 1, sumOfParticles * hFractionMuonsDeltaSpecies->GetBinContent(slice + 1));
- hYieldMuonsDeltaSpecies->SetBinError(slice + 1, sumOfParticles * hFractionMuonsDeltaSpecies->GetBinError(slice + 1));
- }
-
- return normalisationFactor;
-}
-
-//____________________________________________________________________________________________________________________
-Int_t PID(TString fileName, Double_t deta, Double_t pLow, Double_t pHigh, Bool_t isMCdataSet, Int_t fitMethod,
- Int_t muonFractionHandlingParameter, //0 = no muons, 1 = muonFrac=elFrac,
- //2(3) = muonFrac/elFrac tuned on MC for StandardTrackCuts(HybridTrackCuts)
- Bool_t useIdentifiedGeneratedSpectra, Bool_t plotIdentifiedSpectra, Int_t mode/*0=pT,1=z,2=xi*/,
- Int_t chargeMode /*kNegCharge = -1, kAllCharged = 0, kPosCharge = 1*/,
- Double_t lowerCentrality /*= -2*/, Double_t upperCentrality /*= -2*/,
- Double_t lowerJetPt /*= -1*/ , Double_t upperJetPt/* = -1*/,
- Int_t rebin/* = 1 -> DON'T USE FOR PT (will not work since binsPt will and should be used!)*/,
- Int_t rebinDeltaPrime/* = 1*/,
- TString listName /* = "bhess_PID"*/,
- Bool_t useLogLikelihood /*= kTRUE*/, Bool_t useWeightsForLogLikelihood /*= kFALSE*/,
- Int_t regularisation /*= 0*/,
- Double_t regularisationFactor /*= 1*/,
- TString filePathNameFileWithInititalFractions /*= ""*/,
- TString* filePathNameResults /*= 0x0*/)
-{
- // Do all the fitting
-
- isMC = isMCdataSet;
-
- muonFractionHandling = muonFractionHandlingParameter;
-
- Int_t genAxis = useDeltaPrime ? kPidGenDeltaPrime : 1000/*kPidGenDelta*/;
- if (!useDeltaPrime) {
- std::cout << "ERROR: delta plots no longer available!" << std::endl;
- return -1;
- }
-
- if (listName == "") {
- listName = fileName;
- listName.Replace(0, listName.Last('/') + 1, "");
- listName.ReplaceAll(".root", "");
- }
-
-
- if (rebin > 1 && mode == kPMpT) {
- std::cout << "ERROR: Requested re-binning of pT-axis! Since binsPt will be used, re-binning the data histo will lead to "
- << "unforeseen consequences!" << std::endl;
- return -1;
- }
-
- Int_t pSliceLow = -1;
- Int_t pSliceHigh = -1;
-
- Int_t axisForMode = kPidPt;
- Int_t axisGenForMode = kPidGenPt;
-
- std::cout << "Fitting \"" << fileName.Data() << "\" with settings:" << std::endl;
-
- std::cout << "Minimisation strategy: " << minimisationStrategy.Data() << std::endl;
- if (useLogLikelihood)
- std::cout << "Binned loglikelihood fit" << (useWeightsForLogLikelihood ? " (weighted)" : "") << std::endl;
- else
- std::cout << "ChiSquare fit" << std::endl;
- std::cout << "Processing mode: ";
- if (mode == kPMpT)
- std::cout << "pT" << std::endl;
- else if (mode == kPMz) {
- std::cout << "z" << std::endl;
- axisForMode = kPidZ;
- axisGenForMode = kPidGenZ;
- }
- else if (mode == kPMxi) {
- std::cout << "xi" << std::endl;
- axisForMode = kPidXi;
- axisGenForMode = kPidGenXi;
- }
- else {
- std::cout << "Unknown -> ERROR" << std::endl;
- return -1;
- }
-
- std::cout << "Charge selection: ";
- if (chargeMode == kAllCharged)
- std::cout << "All charged particles" << std::endl;
- else if (chargeMode == kNegCharge)
- std::cout << "Negative particles only" << std::endl;
- else if (chargeMode == kPosCharge)
- std::cout << "Positive particles only" << std::endl;
- else {
- std::cout << "Unknown -> ERROR" << std::endl;
- return -1;
- }
-
- const Bool_t restrictCharge = (chargeMode != kAllCharged);
-
- if (regularisation > 0)
- std::cout << "Regularisation with +-" << regularisation << " bins and factor " << regularisationFactor << " for penalty term."
- << std::endl;
- else
- std::cout << "No regularisation" << std::endl;
-
- std::cout << "Assumption on muon fraction: ";
- if (muonFractionHandlingParameter >= 0 && muonFractionHandlingParameter < kNumHandlings)
- std::cout << muonFractionHandlingShortName[muonFractionHandlingParameter].Data() << std::endl;
- /*if (muonFractionHandlingParameter == kNoMuons)
- std::cout << "Identical zero" << std::endl;
- else if (muonFractionHandlingParameter == kMuonFracEqualElFrac)
- std::cout << "Equal electron fraction" << std::endl;
- else if (muonFractionHandlingParameter == kMuonFracOverElFracTunedOnMCStandardTrackCuts)
- std::cout << "Ratio to electron fraction tuned on MC for standard track cuts" << std::endl;
- else if (muonFractionHandlingParameter == kMuonFracOverElFracTunedOnMCHybridTrackCuts)
- std::cout << "Ratio to electron fraction tuned on MC for hybrid track cuts" << std::endl;
- else if (muonFractionHandlingParameter == kMuonFracOverElFracTunedOnMCHybridTrackCutsJets)
- std::cout << "Ratio to electron fraction tuned on MC for hybrid track cuts for jet particles" << std::endl;
- else if (muonFractionHandlingParameter == kMuonFracOverElFracTunedOnMCHybridTrackCutsJets)
- std::cout << "Ratio to electron fraction tuned on MC for hybrid track cuts for jet particles" << std::endl;*/
- else {
- std::cout << "Unknown -> ERROR" << std::endl;
- return -1;
- }
-
- if (mode == kPMpT) {
- Int_t index = 0;
- while (pLow >= binsPt[index] && index < nPtBins)
- index++;
- pSliceLow = index - 1;
-
- index = 0;
- while (pHigh > binsPt[index] && index < nPtBins)
- index++;
- pSliceHigh = index - 1;
-
- Int_t numMomIntervals = pSliceHigh - pSliceLow + 1;
-
- if (numMomIntervals <= 0 || pSliceLow < 0 || pSliceHigh > nPtBins) {
- std::cout << "Wrong choice of limits pLow/pHigh!" << std::endl;
- return -1;
- }
-
- pLow = binsPt[pSliceLow];
- pHigh = binsPt[pSliceHigh + 1]; // need upper edge, but binsPt holds lower edge
- std::cout << "pLow/pHigh: ";
- std::cout << pLow << " / " << pHigh << std::endl;
- }
-
- Bool_t initialiseWithFractionsFromFile = kFALSE;
- TFile* fInitialFractions = 0x0;
- TH1 *hInitFracEl = 0x0, *hInitFracKa = 0x0, *hInitFracPi = 0x0, *hInitFracMu = 0x0, *hInitFracPr = 0x0;
-
- if (filePathNameFileWithInititalFractions != "") {
- initialiseWithFractionsFromFile = kTRUE;
-
- std::cout << "Initialising fractions from file: " << filePathNameFileWithInititalFractions.Data() << std::endl;
- }
- else
- std::cout << "Not initialising fractions from file" << std::endl;
-
- if (initialiseWithFractionsFromFile) {
- fInitialFractions = TFile::Open(filePathNameFileWithInititalFractions.Data());
- if (!fInitialFractions) {
- std::cout << std::endl;
- std::cout << "Failed to open file with initial fractions \"" << filePathNameFileWithInititalFractions.Data() << "\"!"
- << std::endl;
- return -1;
- }
-
- hInitFracEl = (TH1*)fInitialFractions->Get("hFractionElectrons");
- hInitFracKa = (TH1*)fInitialFractions->Get("hFractionKaons");
- hInitFracPi = (TH1*)fInitialFractions->Get("hFractionPions");
- hInitFracMu = (TH1*)fInitialFractions->Get("hFractionMuons");
- hInitFracPr = (TH1*)fInitialFractions->Get("hFractionProtons");
-
- if (!hInitFracEl || ! hInitFracKa || ! hInitFracPi || ! hInitFracMu || ! hInitFracPr) {
- std::cout << std::endl;
- std::cout << "Failed to load initial fractions from file \"" << filePathNameFileWithInititalFractions.Data() << "\"!"
- << std::endl;
-
- fInitialFractions->Close();
- return -1;
- }
- }
-
-
-
- TObjArray* histList = 0x0;
-
- TFile* f = TFile::Open(fileName.Data());
- if (!f) {
- std::cout << std::endl;
- std::cout << "Failed to open file \"" << fileName.Data() << "\"!" << std::endl;
- return -1;
- }
-
- //TString listName = fileName;
- //listName = listName.ReplaceAll(".root", "");
- //listName = listName.Remove(1, listName.Last('/') + 1);
- histList = (TObjArray*)(f->Get(listName.Data()));
- if (!histList) {
- std::cout << std::endl;
- std::cout << "Failed to load list \"" << listName.Data() << "\"!" << std::endl;
- return -1;
- }
-
- // Extract the data histogram
- THnSparse* hPIDdata = dynamic_cast<THnSparse*>(histList->FindObject("hPIDdataAll"));
- if (!hPIDdata) {
- std::cout << std::endl;
- std::cout << "Failed to load data histo!" << std::endl;
- return -1;
- }
-
- // If desired, rebin considered axis
- if (rebin > 1 || rebinDeltaPrime > 1) {
- const Int_t nDimensions = hPIDdata->GetNdimensions();
- Int_t rebinFactor[nDimensions];
-
- for (Int_t dim = 0; dim < nDimensions; dim++) {
- if (dim == axisForMode && rebin > 1)
- rebinFactor[dim] = rebin;
- else if (dim == kPidDeltaPrime && rebinDeltaPrime > 1)
- rebinFactor[dim] = rebinDeltaPrime;
- else
- rebinFactor[dim] = 1;
- }
-
- THnSparse* temp = hPIDdata->Rebin(&rebinFactor[0]);
- hPIDdata->Reset();
- hPIDdata = temp;
- }
-
- // Set proper errors, if not yet calculated
- if (!hPIDdata->GetCalculateErrors()) {
- std::cout << "Re-calculating errors of " << hPIDdata->GetName() << "..." << std::endl;
- hPIDdata->Sumw2();
- Long64_t nBinsTHnSparse = hPIDdata->GetNbins();
- Double_t binContent = 0;
-
- for (Long64_t bin = 0; bin < nBinsTHnSparse; bin++) {
- binContent = hPIDdata->GetBinContent(bin);
- hPIDdata->SetBinError(bin, TMath::Sqrt(binContent));
- }
- }
-
-
- // If desired, restrict centrality axis
- Int_t lowerCentralityBinLimit = -1;
- Int_t upperCentralityBinLimit = -1;
- Bool_t restrictCentralityAxis = kFALSE;
- Double_t actualLowerCentrality = -1.;
- Double_t actualUpperCentrality = -1.;
-
- if (lowerCentrality >= -1 && upperCentrality >= -1) {
- // Add subtract a very small number to avoid problems with values right on the border between to bins
- lowerCentralityBinLimit = hPIDdata->GetAxis(kPidCentrality)->FindBin(lowerCentrality + 0.001);
- upperCentralityBinLimit = hPIDdata->GetAxis(kPidCentrality)->FindBin(upperCentrality - 0.001);
-
- // Check if the values look reasonable
- if (lowerCentralityBinLimit <= upperCentralityBinLimit && lowerCentralityBinLimit >= 1
- && upperCentralityBinLimit <= hPIDdata->GetAxis(kPidCentrality)->GetNbins()) {
- actualLowerCentrality = hPIDdata->GetAxis(kPidCentrality)->GetBinLowEdge(lowerCentralityBinLimit);
- actualUpperCentrality = hPIDdata->GetAxis(kPidCentrality)->GetBinUpEdge(upperCentralityBinLimit);
-
- restrictCentralityAxis = kTRUE;
- }
- else {
- std::cout << std::endl;
- std::cout << "Requested centrality range out of limits or upper and lower limit are switched!" << std::endl;
- return -1;
- }
- }
-
- std::cout << "centrality: ";
- if (restrictCentralityAxis) {
- std::cout << actualLowerCentrality << " - " << actualUpperCentrality << std::endl;
- }
- else {
- std::cout << "All" << std::endl;
- }
-
- if (restrictCentralityAxis) {
- hPIDdata->GetAxis(kPidCentrality)->SetRange(lowerCentralityBinLimit, upperCentralityBinLimit);
- }
-
-
-
- // If desired, restrict jetPt axis
- Int_t lowerJetPtBinLimit = -1;
- Int_t upperJetPtBinLimit = -1;
- Bool_t restrictJetPtAxis = kFALSE;
- Double_t actualLowerJetPt = -1.;
- Double_t actualUpperJetPt = -1.;
-
- if (lowerJetPt >= 0 && upperJetPt >= 0) {
- // Add subtract a very small number to avoid problems with values right on the border between to bins
- lowerJetPtBinLimit = hPIDdata->GetAxis(kPidJetPt)->FindBin(lowerJetPt + 0.001);
- upperJetPtBinLimit = hPIDdata->GetAxis(kPidJetPt)->FindBin(upperJetPt - 0.001);
-
- // Check if the values look reasonable
- if (lowerJetPtBinLimit <= upperJetPtBinLimit && lowerJetPtBinLimit >= 1 && upperJetPtBinLimit <= hPIDdata->GetAxis(kPidJetPt)->GetNbins()) {
- actualLowerJetPt = hPIDdata->GetAxis(kPidJetPt)->GetBinLowEdge(lowerJetPtBinLimit);
- actualUpperJetPt = hPIDdata->GetAxis(kPidJetPt)->GetBinUpEdge(upperJetPtBinLimit);
-
- restrictJetPtAxis = kTRUE;
- }
- else {
- std::cout << std::endl;
- std::cout << "Requested jet pT range out of limits or upper and lower limit are switched!" << std::endl;
- return -1;
- }
- }
-
- std::cout << "jet pT: ";
- if (restrictJetPtAxis) {
- std::cout << actualLowerJetPt << " - " << actualUpperJetPt << std::endl;
- }
- else {
- std::cout << "All" << std::endl;
- }
-
- if (restrictJetPtAxis) {
- hPIDdata->GetAxis(kPidJetPt)->SetRange(lowerJetPtBinLimit, upperJetPtBinLimit);
- }
-
-
- // If desired, restrict charge axis
- const Int_t indexChargeAxisData = GetAxisByTitle(hPIDdata, "Charge (e_{0})");
- if (indexChargeAxisData < 0 && restrictCharge) {
- std::cout << "Error: Charge axis not found for data histogram!" << std::endl;
- return -1;
- }
- Int_t lowerChargeBinLimitData = -1;
- Int_t upperChargeBinLimitData = -2;
- Double_t actualLowerChargeData = -999;
- Double_t actualUpperChargeData = -999;
-
- if (restrictCharge) {
- // Add subtract a very small number to avoid problems with values right on the border between to bins
- if (chargeMode == kNegCharge) {
- lowerChargeBinLimitData = hPIDdata->GetAxis(indexChargeAxisData)->FindBin(-1. + 0.001);
- upperChargeBinLimitData = hPIDdata->GetAxis(indexChargeAxisData)->FindBin(0. - 0.001);
- }
- else if (chargeMode == kPosCharge) {
- lowerChargeBinLimitData = hPIDdata->GetAxis(indexChargeAxisData)->FindBin(0. + 0.001);
- upperChargeBinLimitData = hPIDdata->GetAxis(indexChargeAxisData)->FindBin(1. - 0.001);
- }
-
- // Check if the values look reasonable
- if (lowerChargeBinLimitData <= upperChargeBinLimitData && lowerChargeBinLimitData >= 1
- && upperChargeBinLimitData <= hPIDdata->GetAxis(indexChargeAxisData)->GetNbins()) {
- actualLowerChargeData = hPIDdata->GetAxis(indexChargeAxisData)->GetBinLowEdge(lowerChargeBinLimitData);
- actualUpperChargeData = hPIDdata->GetAxis(indexChargeAxisData)->GetBinUpEdge(upperChargeBinLimitData);
-
- std::cout << "Charge range data: " << actualLowerChargeData << " - " << actualUpperChargeData << std::endl;
- }
- else {
- std::cout << std::endl;
- std::cout << "Requested charge range out of limits or upper and lower limit are switched!" << std::endl;
- return -1;
- }
-
- hPIDdata->GetAxis(indexChargeAxisData)->SetRange(lowerChargeBinLimitData, upperChargeBinLimitData);
- }
-
- std::cout << std::endl;
-
-
-
- // Open file in which all the projections (= intermediate results) will be saved
- TString saveInterFName = fileName;
- TString chargeString = "";
- if (chargeMode == kPosCharge)
- chargeString = "_posCharge";
- else if (chargeMode == kNegCharge)
- chargeString = "_negCharge";
-
- saveInterFName = Form("%s_Projections_%s_%d_%s%s%s%s%s.root", saveInterFName.ReplaceAll(".root", "").Data(),
- modeShortName[mode].Data(),
- fitMethod, muonFractionHandlingShortName[muonFractionHandlingParameter].Data(),
- useIdentifiedGeneratedSpectra ? "_idSpectra" : "",
- restrictCentralityAxis ? Form("_centrality%.0f_%.0f", actualLowerCentrality, actualUpperCentrality) : "",
- restrictJetPtAxis ? Form("_jetPt%.1f_%.1f", actualLowerJetPt, actualUpperJetPt) : "",
- chargeString.Data());
- TFile *saveInterF = TFile::Open(saveInterFName.Data(), "RECREATE");
- saveInterF->cd();
-
- // TH1 hist with number of processed events
- Double_t numEvents = -1;
- TH1* hNumEvents = dynamic_cast<TH1*>(histList->FindObject("fhEventsProcessed"));
- if (!hNumEvents) {
- std::cout << std::endl;
- std::cout << "Histo with number of processed events not found! Yields will NOT be normalised to this number!" << std::endl
- << std::endl;
- }
- else {
- numEvents = restrictCentralityAxis ? hNumEvents->Integral(lowerCentralityBinLimit, upperCentralityBinLimit) :
- hNumEvents->Integral();
-
- if (numEvents <= 0) {
- numEvents = -1;
- std::cout << std::endl;
- std::cout << "Number of processed events < 1 in selected range! Yields will NOT be normalised to this number!"
- << std::endl << std::endl;
- }
- }
-
-
- // TH1D hist with total yield per pT bin (-> project to arbitrary selectSpecies to avoid multiple counting)
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(1, 1);
- TH1D* hYieldPt = hPIDdata->Projection(axisForMode, "e");
- hYieldPt->SetName(Form("hYield%s", modeShortName[mode].Data()));
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(0, -1);
-
-
- // Fill \Delta\species histograms for each momentum slice
- Int_t nBins = hPIDdata->GetAxis(dataAxis)->GetNbins();
- Double_t xLow = hPIDdata->GetAxis(dataAxis)->GetXmin();
- Double_t xUp = hPIDdata->GetAxis(dataAxis)->GetXmax();
-
- const Int_t numSlices = (mode == kPMpT) ? nPtBins : hPIDdata->GetAxis(axisForMode)->GetNbins();
-
- TH1D* hDeltaPi[numSlices];
- TH1D* hDeltaEl[numSlices];
- TH1D* hDeltaKa[numSlices];
- TH1D* hDeltaPr[numSlices];
-
- TH1D* hDeltaPiFitQA[numSlices];
- TH1D* hDeltaElFitQA[numSlices];
- TH1D* hDeltaKaFitQA[numSlices];
- TH1D* hDeltaPrFitQA[numSlices];
-
- const Int_t nMCbins = 5;
- TH1D* hDeltaPiMC[numSlices][nMCbins];
- TH1D* hDeltaElMC[numSlices][nMCbins];
- TH1D* hDeltaKaMC[numSlices][nMCbins];
- TH1D* hDeltaPrMC[numSlices][nMCbins];
-
-
- TH2D* h2Delta[4];
- TH2D* h2DeltaMC[4][nMCbins];
-
- for (Int_t i = 0; i < 4; i++) {
- TString speciesLabel = hPIDdata->GetAxis(kPidSelectSpecies)->GetBinLabel(i + 1);
-
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(i + 1, i + 1);
- h2Delta[i] = hPIDdata->Projection(dataAxis, axisForMode, "e");
- h2Delta[i]->SetName(Form("h2Delta_%s", speciesLabel.Data()));
- h2Delta[i]->GetXaxis()->SetTitle(hPIDdata->GetAxis(axisForMode)->GetTitle());
- h2Delta[i]->GetYaxis()->SetTitle(Form("#Delta%s_{%s} = dE/dx %s <dE/dx>_{%s} (arb. units)", useDeltaPrime ? "'" : "", speciesLabel.Data(),
- useDeltaPrime ? "/" : "-", speciesLabel.Data()));
-
- for (Int_t species = 0; species < nMCbins; species++) {
- hPIDdata->GetAxis(kPidMCpid)->SetRange(species + 1, species + 1); // Select MC species
- h2DeltaMC[i][species] = hPIDdata->Projection(dataAxis, axisGenForMode, "e");
- h2DeltaMC[i][species]->SetName(Form("h2Delta_MC_%s", speciesLabel.Data()));
- h2DeltaMC[i][species]->GetXaxis()->SetTitle(hPIDdata->GetAxis(axisGenForMode)->GetTitle());
- h2DeltaMC[i][species]->GetYaxis()->SetTitle(h2Delta[i]->GetYaxis()->GetTitle());
- }
- hPIDdata->GetAxis(kPidMCpid)->SetRange(0, -1);
- }
-
- Int_t firstValidSlice = -1;
- for (Int_t slice = 0; (mode == kPMpT) ? slice < nPtBins : slice < hPIDdata->GetAxis(axisForMode)->GetNbins(); slice++) {
- if (mode == kPMpT && (slice < pSliceLow || slice > pSliceHigh))
- continue;
-
- if (firstValidSlice < 0)
- firstValidSlice = slice;
-
- // Add/subtract some very small offset to be sure not to sit on the bin boundary, when looking for the integration/projection limits.
- // For modes different from pT, just take 1 bin
- const Int_t pBinLowProjLimit = (mode == kPMpT) ? h2Delta[0]->GetXaxis()->FindBin(binsPt[slice] + 1e-5) : slice + 1;
- const Int_t pBinUpProjLimit = (mode == kPMpT) ? h2Delta[0]->GetXaxis()->FindBin(binsPt[slice + 1]- 1e-5) : slice + 1;
-
- const TString binInfo = (mode == kPMpT) ? Form("%.2f_Pt_%.2f", binsPt[slice], binsPt[slice + 1])
- : Form("%.2f_%s_%.2f", hPIDdata->GetAxis(axisForMode)->GetBinLowEdge(pBinLowProjLimit),
- modeShortName[mode].Data(),
- hPIDdata->GetAxis(axisForMode)->GetBinUpEdge(pBinUpProjLimit));
-
- hDeltaEl[slice] = h2Delta[0]->ProjectionY(Form("hDeltaEl_%s", binInfo.Data()), pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaEl[slice]->GetXaxis()->SetTitle(h2Delta[0]->GetYaxis()->GetTitle());
- hDeltaEl[slice]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaEl[slice]->SetStats(kFALSE);
-
- hDeltaKa[slice] = h2Delta[1]->ProjectionY(Form("hDeltaKa_%s", binInfo.Data()), pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaKa[slice]->SetName(Form("hDeltaKa_%s", binInfo.Data()));
- hDeltaKa[slice]->GetXaxis()->SetTitle(h2Delta[1]->GetYaxis()->GetTitle());
- hDeltaKa[slice]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaKa[slice]->SetStats(kFALSE);
-
- hDeltaPi[slice] = h2Delta[2]->ProjectionY(Form("hDeltaPi_%s", binInfo.Data()), pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaPi[slice]->SetName(Form("hDeltaPi_%s", binInfo.Data()));
- hDeltaPi[slice]->GetXaxis()->SetTitle(h2Delta[2]->GetYaxis()->GetTitle());
- hDeltaPi[slice]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaPi[slice]->SetStats(kFALSE);
-
- hDeltaPr[slice] = h2Delta[3]->ProjectionY(Form("hDeltaPr_%s", binInfo.Data()), pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaPr[slice]->SetName(Form("hDeltaPr_%s", binInfo.Data()));
- hDeltaPr[slice]->GetXaxis()->SetTitle(h2Delta[3]->GetYaxis()->GetTitle());
- hDeltaPr[slice]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaPr[slice]->SetStats(kFALSE);
-
- if (plotIdentifiedSpectra) {
- // If identified spectra are available (mainly useful in the MC case) and shall be used,
- // create histos with signals from identified particles
-
- // DeltaEl
- for (Int_t species = 0; species < nMCbins; species++) {
- hDeltaElMC[slice][species] = h2DeltaMC[0][species]->ProjectionY(Form("hDeltaElMC_%s_species_%d", binInfo.Data(), species),
- pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaElMC[slice][species]->SetLineColor(getLineColor(species + 1));
- hDeltaElMC[slice][species]->SetMarkerColor(getLineColor(species + 1));
- hDeltaElMC[slice][species]->SetMarkerStyle(24);
- hDeltaElMC[slice][species]->SetLineStyle(1);
- hDeltaElMC[slice][species]->GetXaxis()->SetTitle(h2DeltaMC[0][species]->GetYaxis()->GetTitle());
- hDeltaElMC[slice][species]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaElMC[slice][species]->SetStats(kFALSE);
- }
-
- // DeltaKa
- for (Int_t species = 0; species < nMCbins; species++) {
- hDeltaKaMC[slice][species] = h2DeltaMC[1][species]->ProjectionY(Form("hDeltaKaMC_%s_species_%d", binInfo.Data(), species),
- pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaKaMC[slice][species]->SetLineColor(getLineColor(species + 1));
- hDeltaKaMC[slice][species]->SetMarkerColor(getLineColor(species + 1));
- hDeltaKaMC[slice][species]->SetMarkerStyle(24);
- hDeltaKaMC[slice][species]->SetLineStyle(1);
- hDeltaKaMC[slice][species]->GetXaxis()->SetTitle(h2DeltaMC[1][species]->GetYaxis()->GetTitle());
- hDeltaKaMC[slice][species]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaKaMC[slice][species]->SetStats(kFALSE);
- }
-
- // DeltaPi
- for (Int_t species = 0; species < nMCbins; species++) {
- hDeltaPiMC[slice][species] = h2DeltaMC[2][species]->ProjectionY(Form("hDeltaPiMC_%s_species_%d", binInfo.Data(), species),
- pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaPiMC[slice][species]->SetLineColor(getLineColor(species + 1));
- hDeltaPiMC[slice][species]->SetMarkerColor(getLineColor(species + 1));
- hDeltaPiMC[slice][species]->SetMarkerStyle(24);
- hDeltaPiMC[slice][species]->SetLineStyle(1);
- hDeltaPiMC[slice][species]->GetXaxis()->SetTitle(h2DeltaMC[2][species]->GetYaxis()->GetTitle());
- hDeltaPiMC[slice][species]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaPiMC[slice][species]->SetStats(kFALSE);
- }
-
- // DeltaPr
- for (Int_t species = 0; species < nMCbins; species++) {
- hDeltaPrMC[slice][species] = h2DeltaMC[3][species]->ProjectionY(Form("hDeltaPrMC_%s_species_%d", binInfo.Data(), species),
- pBinLowProjLimit, pBinUpProjLimit, "e");
- hDeltaPrMC[slice][species]->SetLineColor(getLineColor(species + 1));
- hDeltaPrMC[slice][species]->SetMarkerColor(getLineColor(species + 1));
- hDeltaPrMC[slice][species]->SetMarkerStyle(24);
- hDeltaPrMC[slice][species]->SetLineStyle(1);
- hDeltaPrMC[slice][species]->GetXaxis()->SetTitle(h2DeltaMC[3][species]->GetYaxis()->GetTitle());
- hDeltaPrMC[slice][species]->GetXaxis()->SetTitleOffset(1.0);
- hDeltaPrMC[slice][species]->SetStats(kFALSE);
- }
- }
- }
- hPIDdata->GetAxis(kPidMCpid)->SetRange(0, -1);
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(0, -1);
-
- hPIDdata->GetAxis(axisForMode)->SetRange(0, -1);
-
- /*
- // TOF TODO
- TCanvas* cTOF = new TCanvas("cTOF", "TOF PID",100,10,1200,800);
- cTOF->Divide(4,1);
- cTOF->cd(1);
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(1, 1);
- TH2D* h2TOFel = hPIDdata->Projection(kPidDeltaTOF, kPidPvertex);
- h2TOFel->SetName("h2TOFel");
- h2TOFel->GetYaxis()->SetTitle(Form("#DeltaTOF_{%s} (ps)", hPIDdata->GetAxis(kPidSelectSpecies)->GetBinLabel(1)));
- h2TOFel->Draw("colz");
-
- cTOF->cd(2);
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(2, 2);
- TH2D* h2TOFka = hPIDdata->Projection(kPidDeltaTOF, kPidPvertex);
- h2TOFka->SetName("h2TOFka");
- h2TOFka->GetYaxis()->SetTitle(Form("#DeltaTOF_{%s} (ps)", hPIDdata->GetAxis(kPidSelectSpecies)->GetBinLabel(2)));
- h2TOFka->Draw("colz");
-
- cTOF->cd(3);
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(3, 3);
- TH2D* h2TOFpi = hPIDdata->Projection(kPidDeltaTOF, kPidPvertex);
- h2TOFpi->SetName("h2TOFpi");
- h2TOFpi->GetYaxis()->SetTitle(Form("#DeltaTOF_{%s} (ps)", hPIDdata->GetAxis(kPidSelectSpecies)->GetBinLabel(3)));
- h2TOFpi->Draw("colz");
-
- cTOF->cd(4);
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(4, 4);
- TH2D* h2TOFpr = hPIDdata->Projection(kPidDeltaTOF, kPidPvertex);
- h2TOFpr->SetName("h2TOFpr");
- h2TOFpr->GetYaxis()->SetTitle(Form("#DeltaTOF_{%s} (ps)", hPIDdata->GetAxis(kPidSelectSpecies)->GetBinLabel(4)));
- h2TOFpr->Draw("colz");
-
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(0, -1);
- */
-
- // Start fitting of slices
- TCanvas* cSingleFit[numSlices][4];
-
- TF1* fitFuncTotalDeltaPion[numSlices];
- TF1* fitFuncTotalDeltaElectron[numSlices];
- TF1* fitFuncTotalDeltaKaon[numSlices];
- TF1* fitFuncTotalDeltaProton[numSlices];
-
- // Histos for particle fractions
- TH1F* hFractionElectrons = 0x0;
- if (mode == kPMpT)
- hFractionElectrons = new TH1F("hFractionElectrons", "e", nPtBins, binsPt);
- else {
- const TArrayD* histBins = hPIDdata->GetAxis(axisForMode)->GetXbins();
- if (histBins->fN == 0)
- hFractionElectrons = new TH1F("hFractionElectrons", "e", hPIDdata->GetAxis(axisForMode)->GetNbins(), hPIDdata->GetAxis(axisForMode)->GetXmin(),
- hPIDdata->GetAxis(axisForMode)->GetXmax());
- else
- hFractionElectrons = new TH1F("hFractionElectrons", "e", hPIDdata->GetAxis(axisForMode)->GetNbins(), histBins->fArray);
- }
-
- hFractionElectrons->GetXaxis()->SetTitle(hPIDdata->GetAxis(axisForMode)->GetTitle());
- hFractionElectrons->GetYaxis()->SetTitle("Fraction");
- hFractionElectrons->SetLineColor(getLineColor(kEl));
- hFractionElectrons->SetMarkerColor(getLineColor(kEl));
- hFractionElectrons->SetMarkerStyle(20);
- hFractionElectrons->Sumw2();
- hFractionElectrons->SetStats(kFALSE);
-
- TH1F* hFractionElectronsDeltaPion = (TH1F*)hFractionElectrons->Clone("hFractionElectronsDeltaPion");
- TH1F* hFractionElectronsDeltaElectron = (TH1F*)hFractionElectrons->Clone("hFractionElectronsDeltaElectron");
- TH1F* hFractionElectronsDeltaKaon = (TH1F*)hFractionElectrons->Clone("hFractionElectronsDeltaKaon");
- TH1F* hFractionElectronsDeltaProton = (TH1F*)hFractionElectrons->Clone("hFractionElectronsDeltaProton");
-
- TH1F* hFractionKaons = (TH1F*)hFractionElectrons->Clone("hFractionKaons");
- hFractionKaons->SetTitle("K");
- hFractionKaons->SetLineColor(getLineColor(kKa));
- hFractionKaons->SetMarkerColor(getLineColor(kKa));
-
- TH1F* hFractionKaonsDeltaPion = (TH1F*)hFractionKaons->Clone("hFractionKaonsDeltaPion");
- TH1F* hFractionKaonsDeltaElectron = (TH1F*)hFractionKaons->Clone("hFractionKaonsDeltaElectron");
- TH1F* hFractionKaonsDeltaKaon = (TH1F*)hFractionKaons->Clone("hFractionKaonsDeltaKaon");
- TH1F* hFractionKaonsDeltaProton = (TH1F*)hFractionKaons->Clone("hFractionKaonsDeltaProton");
-
- TH1F* hFractionPions = (TH1F*)hFractionElectrons->Clone("hFractionPions");
- hFractionPions->SetTitle("#pi");
- hFractionPions->SetLineColor(getLineColor(kPi));
- hFractionPions->SetMarkerColor(getLineColor(kPi));
-
- TH1F* hFractionPionsDeltaPion = (TH1F*)hFractionPions->Clone("hFractionPionsDeltaPion");
- TH1F* hFractionPionsDeltaElectron = (TH1F*)hFractionPions->Clone("hFractionPionsDeltaElectron");
- TH1F* hFractionPionsDeltaKaon = (TH1F*)hFractionPions->Clone("hFractionPionsDeltaKaon");
- TH1F* hFractionPionsDeltaProton = (TH1F*)hFractionPions->Clone("hFractionPionsDeltaProton");
-
- TH1F* hFractionProtons = (TH1F*)hFractionElectrons->Clone("hFractionProtons");
- hFractionProtons->SetTitle("p");
- hFractionProtons->SetLineColor(getLineColor(kPr));
- hFractionProtons->SetMarkerColor(getLineColor(kPr));
-
- TH1F* hFractionProtonsDeltaPion = (TH1F*)hFractionProtons->Clone("hFractionProtonsDeltaPion");
- TH1F* hFractionProtonsDeltaElectron = (TH1F*)hFractionProtons->Clone("hFractionProtonsDeltaElectron");
- TH1F* hFractionProtonsDeltaKaon = (TH1F*)hFractionProtons->Clone("hFractionProtonsDeltaKaon");
- TH1F* hFractionProtonsDeltaProton = (TH1F*)hFractionProtons->Clone("hFractionProtonsDeltaProton");
-
- TH1F* hFractionMuons = (TH1F*)hFractionElectrons->Clone("hFractionMuons");
- hFractionMuons->SetTitle("#mu");
- hFractionMuons->SetLineColor(getLineColor(kMu));
- hFractionMuons->SetMarkerColor(getLineColor(kMu));
-
- TH1F* hFractionMuonsDeltaPion = (TH1F*)hFractionMuons->Clone("hFractionMuonsDeltaPion");
- TH1F* hFractionMuonsDeltaElectron = (TH1F*)hFractionMuons->Clone("hFractionMuonsDeltaElectron");
- TH1F* hFractionMuonsDeltaKaon = (TH1F*)hFractionMuons->Clone("hFractionMuonsDeltaKaon");
- TH1F* hFractionMuonsDeltaProton = (TH1F*)hFractionMuons->Clone("hFractionMuonsDeltaProton");
-
- TH1F* hFractionSummed = (TH1F*)hFractionProtons->Clone("hFractionSummed");
- hFractionSummed->SetTitle("Sum");
- hFractionSummed->SetLineColor(kBlack);
- hFractionSummed->SetMarkerColor(kBlack);
-
-
- // MC fractions
- TH1F* hFractionElectronsMC = (TH1F*)hFractionElectrons->Clone("hFractionElectronsMC");
- hFractionElectronsMC->SetMarkerStyle(24);
- TH1F* hFractionKaonsMC = (TH1F*)hFractionKaons->Clone("hFractionKaonsMC");
- hFractionKaonsMC->SetMarkerStyle(24);
- TH1F* hFractionPionsMC = (TH1F*)hFractionPions->Clone("hFractionPionsMC");
- hFractionPionsMC->SetMarkerStyle(24);
- TH1F* hFractionMuonsMC = (TH1F*)hFractionMuons->Clone("hFractionMuonsMC");
- hFractionMuonsMC->SetMarkerStyle(24);
- TH1F* hFractionProtonsMC = (TH1F*)hFractionProtons->Clone("hFractionProtonsMC");
- hFractionProtonsMC->SetMarkerStyle(24);
-
-
- // Comparison fit result<->MC
- TString fractionComparisonTitle = Form("Fraction fit / fraction %s", identifiedLabels[isMC].Data());
- TH1F* hFractionComparisonElectrons = (TH1F*)hFractionElectrons->Clone("hFractionComparisonElectrons");
- hFractionComparisonElectrons->GetYaxis()->SetTitle(fractionComparisonTitle.Data());
- TH1F* hFractionComparisonMuons = (TH1F*)hFractionMuons->Clone("hFractionComparisonMuons");
- hFractionComparisonMuons->GetYaxis()->SetTitle(fractionComparisonTitle.Data());
- TH1F* hFractionComparisonKaons = (TH1F*)hFractionKaons->Clone("hFractionComparisonKaons");
- hFractionComparisonKaons->GetYaxis()->SetTitle(fractionComparisonTitle.Data());
- TH1F* hFractionComparisonPions = (TH1F*)hFractionPions->Clone("hFractionComparisonPions");
- hFractionComparisonPions->GetYaxis()->SetTitle(fractionComparisonTitle.Data());
- TH1F* hFractionComparisonProtons = (TH1F*)hFractionProtons->Clone("hFractionComparisonProtons");
- hFractionComparisonProtons->GetYaxis()->SetTitle(fractionComparisonTitle.Data());
- TH1F* hFractionComparisonTotal = (TH1F*)hFractionSummed->Clone("hFractionComparisonTotal");
- hFractionComparisonTotal->GetYaxis()->SetTitle(fractionComparisonTitle.Data());
-
-
-
- // Histos for particle yields
- TH1F* hYieldElectrons = 0x0;
- if (mode == kPMpT)
- hYieldElectrons = new TH1F("hYieldElectrons", "e", nPtBins, binsPt);
- else {
- const TArrayD* histBins = hPIDdata->GetAxis(axisForMode)->GetXbins();
- if (histBins->fN == 0)
- hYieldElectrons = new TH1F("hYieldElectrons", "e", hPIDdata->GetAxis(axisForMode)->GetNbins(), hPIDdata->GetAxis(axisForMode)->GetXmin(),
- hPIDdata->GetAxis(axisForMode)->GetXmax());
- else
- hYieldElectrons = new TH1F("hYieldElectrons", "e", hPIDdata->GetAxis(axisForMode)->GetNbins(), histBins->fArray);
- }
-
- hYieldElectrons->GetXaxis()->SetTitle(hPIDdata->GetAxis(axisForMode)->GetTitle());
- hYieldElectrons->GetYaxis()->SetTitle(Form("%s1/(2#pi%s) d^{2}N/d#etad%s%s", numEvents > 0 ? "1/N_{ev} " : "",
- modeLatexName[mode].Data(), modeLatexName[mode].Data(),
- mode == kPMpT ? " (GeV/c)^{-2}" : 0));
- hYieldElectrons->SetLineColor(getLineColor(kEl));
- hYieldElectrons->SetMarkerColor(getLineColor(kEl));
- hYieldElectrons->SetMarkerStyle(20);
- hYieldElectrons->Sumw2();
- hYieldElectrons->SetStats(kFALSE);
-
- TH1F* hYieldElectronsDeltaPion = (TH1F*)hYieldElectrons->Clone("hYieldElectronsDeltaPion");
- TH1F* hYieldElectronsDeltaElectron = (TH1F*)hYieldElectrons->Clone("hYieldElectronsDeltaElectron");
- TH1F* hYieldElectronsDeltaKaon = (TH1F*)hYieldElectrons->Clone("hYieldElectronsDeltaKaon");
- TH1F* hYieldElectronsDeltaProton = (TH1F*)hYieldElectrons->Clone("hYieldElectronsDeltaProton");
-
- TH1F* hYieldKaons = (TH1F*)hYieldElectrons->Clone("hYieldKaons");
- hYieldKaons->SetTitle("K");
- hYieldKaons->SetLineColor(getLineColor(kKa));
- hYieldKaons->SetMarkerColor(getLineColor(kKa));
-
- TH1F* hYieldKaonsDeltaPion = (TH1F*)hYieldKaons->Clone("hYieldKaonsDeltaPion");
- TH1F* hYieldKaonsDeltaElectron = (TH1F*)hYieldKaons->Clone("hYieldKaonsDeltaElectron");
- TH1F* hYieldKaonsDeltaKaon = (TH1F*)hYieldKaons->Clone("hYieldKaonsDeltaKaon");
- TH1F* hYieldKaonsDeltaProton = (TH1F*)hYieldKaons->Clone("hYieldKaonsDeltaProton");
-
- TH1F* hYieldPions = (TH1F*)hYieldElectrons->Clone("hYieldPions");
- hYieldPions->SetTitle("#pi");
- hYieldPions->SetLineColor(getLineColor(kPi));
- hYieldPions->SetMarkerColor(getLineColor(kPi));
-
- TH1F* hYieldPionsDeltaPion = (TH1F*)hYieldPions->Clone("hYieldPionsDeltaPion");
- TH1F* hYieldPionsDeltaElectron = (TH1F*)hYieldPions->Clone("hYieldPionsDeltaElectron");
- TH1F* hYieldPionsDeltaKaon = (TH1F*)hYieldPions->Clone("hYieldPionsDeltaKaon");
- TH1F* hYieldPionsDeltaProton = (TH1F*)hYieldPions->Clone("hYieldPionsDeltaProton");
-
- TH1F* hYieldProtons = (TH1F*)hYieldElectrons->Clone("hYieldProtons");
- hYieldProtons->SetTitle("p");
- hYieldProtons->SetLineColor(getLineColor(kPr));
- hYieldProtons->SetMarkerColor(getLineColor(kPr));
-
- TH1F* hYieldProtonsDeltaPion = (TH1F*)hYieldProtons->Clone("hYieldProtonsDeltaPion");
- TH1F* hYieldProtonsDeltaElectron = (TH1F*)hYieldProtons->Clone("hYieldProtonsDeltaElectron");
- TH1F* hYieldProtonsDeltaKaon = (TH1F*)hYieldProtons->Clone("hYieldProtonsDeltaKaon");
- TH1F* hYieldProtonsDeltaProton = (TH1F*)hYieldProtons->Clone("hYieldProtonsDeltaProton");
-
- TH1F* hYieldMuons = (TH1F*)hYieldElectrons->Clone("hYieldMuons");
- hYieldMuons->SetTitle("#mu");
- hYieldMuons->SetLineColor(getLineColor(kMu));
- hYieldMuons->SetMarkerColor(getLineColor(kMu));
-
- TH1F* hYieldMuonsDeltaPion = (TH1F*)hYieldMuons->Clone("hYieldMuonsDeltaPion");
- TH1F* hYieldMuonsDeltaElectron = (TH1F*)hYieldMuons->Clone("hYieldMuonsDeltaElectron");
- TH1F* hYieldMuonsDeltaKaon = (TH1F*)hYieldMuons->Clone("hYieldMuonsDeltaKaon");
- TH1F* hYieldMuonsDeltaProton = (TH1F*)hYieldMuons->Clone("hYieldMuonsDeltaProton");
-
- // MC yields
- TH1F* hYieldElectronsMC = (TH1F*)hYieldElectrons->Clone("hYieldElectronsMC");
- hYieldElectronsMC->SetMarkerStyle(24);
- TH1F* hYieldMuonsMC = (TH1F*)hYieldElectrons->Clone("hYieldMuonsMC");
- hYieldMuonsMC->SetMarkerStyle(24);
- hYieldMuonsMC->SetLineColor(getLineColor(kMu));
- hYieldMuonsMC->SetMarkerColor(getLineColor(kMu));
- TH1F* hYieldKaonsMC = (TH1F*)hYieldKaons->Clone("hYieldKaonsMC");
- hYieldKaonsMC->SetMarkerStyle(24);
- TH1F* hYieldPionsMC = (TH1F*)hYieldPions->Clone("hYieldPionsMC");
- hYieldPionsMC->SetMarkerStyle(24);
- TH1F* hYieldProtonsMC = (TH1F*)hYieldProtons->Clone("hYieldProtonsMC");
- hYieldProtonsMC->SetMarkerStyle(24);
- TH1F* hYieldSummedMC = (TH1F*)hYieldProtonsMC->Clone("hYieldSummedMC");
- hYieldSummedMC->SetTitle("Sum");
- hYieldSummedMC->SetLineColor(kBlack);
- hYieldSummedMC->SetMarkerColor(kBlack);
-
- // Comparison fit result<->MC (yields)
- TString yieldComparisonTitle = Form("Yield fit / yield %s", identifiedLabels[isMC].Data());
- TH1F* hYieldComparisonElectrons = (TH1F*)hYieldElectrons->Clone("hYieldComparisonElectrons");
- hYieldComparisonElectrons->GetYaxis()->SetTitle(yieldComparisonTitle.Data());
- TH1F* hYieldComparisonMuons = (TH1F*)hYieldMuons->Clone("hYieldComparisonMuons");
- hYieldComparisonMuons->GetYaxis()->SetTitle(yieldComparisonTitle.Data());
- TH1F* hYieldComparisonKaons = (TH1F*)hYieldKaons->Clone("hYieldComparisonKaons");
- hYieldComparisonKaons->GetYaxis()->SetTitle(yieldComparisonTitle.Data());
- TH1F* hYieldComparisonPions = (TH1F*)hYieldPions->Clone("hYieldComparisonPions");
- hYieldComparisonPions->GetYaxis()->SetTitle(yieldComparisonTitle.Data());
- TH1F* hYieldComparisonProtons = (TH1F*)hYieldProtons->Clone("hYieldComparisonProtons");
- hYieldComparisonProtons->GetYaxis()->SetTitle(yieldComparisonTitle.Data());
-
-
- // To-pi ratios
- TString electronString[3] = { "e^{-}", "e^{+}+e^{-}", "e^{+}" };
- TString muonString[3] = { "#mu^{-}", "#mu^{+}+#mu^{-}", "#mu^{+}" };
- TString kaonString[3] = { "K^{-}", "K^{+}+K^{-}", "K^{+}" };
- TString pionString[3] = { "#pi^{-}", "#pi^{+}+#pi^{-}", "#pi^{+}" };
- TString protonString[3] = { "#bar{p}", "p+#bar{p}", "p" };
-
- TH1F* hRatioToPiElectrons = (TH1F*)hYieldElectrons->Clone("hRatioToPiElectrons");
- hRatioToPiElectrons->GetYaxis()->SetTitle(Form("d^{2}N_{%s}/d#etad%s / d^{2}N_{%s}/d#etad%s",
- electronString[chargeMode+1].Data(),
- modeLatexName[mode].Data(),
- pionString[chargeMode+1].Data(),
- modeLatexName[mode].Data()));
- hRatioToPiElectrons->SetTitle(Form("%s", chargeMode == 0
- ? Form("(%s)/(%s)", electronString[chargeMode+1].Data(), pionString[chargeMode+1].Data())
- : Form("%s/%s", electronString[chargeMode+1].Data(), pionString[chargeMode+1].Data())));
-
-
- TH1F* hRatioToPiMuons = (TH1F*)hYieldMuons->Clone("hRatioToPiMuons");
- hRatioToPiMuons->GetYaxis()->SetTitle(Form("d^{2}N_{%s}/d#etad%s / d^{2}N_{%s}/d#etad%s",
- muonString[chargeMode+1].Data(),
- modeLatexName[mode].Data(),
- pionString[chargeMode+1].Data(),
- modeLatexName[mode].Data()));
- hRatioToPiMuons->SetTitle(Form("%s", chargeMode == 0
- ? Form("(%s)/(%s)", muonString[chargeMode+1].Data(), pionString[chargeMode+1].Data())
- : Form("%s/%s", muonString[chargeMode+1].Data(), pionString[chargeMode+1].Data())));
-
- TH1F* hRatioToPiKaons = (TH1F*)hYieldKaons->Clone("hRatioToPiKaons");
- hRatioToPiKaons->GetYaxis()->SetTitle(Form("d^{2}N_{%s}/d#etad%s / d^{2}N_{%s}/d#etad%s",
- kaonString[chargeMode+1].Data(),
- modeLatexName[mode].Data(),
- pionString[chargeMode+1].Data(),
- modeLatexName[mode].Data()));
- hRatioToPiKaons->SetTitle(Form("%s", chargeMode == 0
- ? Form("(%s)/(%s)", kaonString[chargeMode+1].Data(), pionString[chargeMode+1].Data())
- : Form("%s/%s", kaonString[chargeMode+1].Data(), pionString[chargeMode+1].Data())));
-
- TH1F* hRatioToPiProtons = (TH1F*)hYieldProtons->Clone("hRatioToPiProtons");
- hRatioToPiProtons->GetYaxis()->SetTitle(Form("d^{2}N_{%s}/d#etad%s / d^{2}N_{%s}/d#etad%s",
- protonString[chargeMode+1].Data(),
- modeLatexName[mode].Data(),
- pionString[chargeMode+1].Data(),
- modeLatexName[mode].Data()));
- hRatioToPiProtons->SetTitle(Form("%s", chargeMode == 0
- ? Form("(%s)/(%s)", protonString[chargeMode+1].Data(), pionString[chargeMode+1].Data())
- : Form("%s/%s", protonString[chargeMode+1].Data(), pionString[chargeMode+1].Data())));
-
- // MC to-pi ratios
- TH1F* hRatioToPiElectronsMC = (TH1F*)hRatioToPiElectrons->Clone("hRatioToPiElectronsMC");
- hRatioToPiElectronsMC->SetMarkerStyle(24);
- TH1F* hRatioToPiMuonsMC = (TH1F*)hRatioToPiMuons->Clone("hRatioToPiMuonsMC");
- hRatioToPiMuonsMC->SetMarkerStyle(24);
- hRatioToPiMuonsMC->SetLineColor(getLineColor(kMu));
- hRatioToPiMuonsMC->SetMarkerColor(getLineColor(kMu));
- TH1F* hRatioToPiKaonsMC = (TH1F*)hRatioToPiKaons->Clone("hRatioToPiKaonsMC");
- hRatioToPiKaonsMC->SetMarkerStyle(24);
- TH1F* hRatioToPiProtonsMC = (TH1F*)hRatioToPiProtons->Clone("hRatioToPiProtonsMC");
- hRatioToPiProtonsMC->SetMarkerStyle(24);
-
- // Reduced Chi^2 of fits vs. pT for all Delta_Species
- TH2F* hReducedChiSquarePt = 0x0;
- if (mode == kPMpT)
- hReducedChiSquarePt = new TH2F("hReducedChiSquarePt", "e", nPtBins, binsPt, 4, 0, 4);
- else {
- const TArrayD* histBins = hPIDdata->GetAxis(axisForMode)->GetXbins();
- if (histBins->fN == 0)
- hReducedChiSquarePt = new TH2F(Form("hReducedChiSquare%s", modeShortName[mode].Data()), "e",
- hPIDdata->GetAxis(axisForMode)->GetNbins(), hPIDdata->GetAxis(axisForMode)->GetXmin(),
- hPIDdata->GetAxis(axisForMode)->GetXmax(), 4, 0, 4);
- else
- hReducedChiSquarePt = new TH2F(Form("hReducedChiSquare%s", modeShortName[mode].Data()), "e",
- hPIDdata->GetAxis(axisForMode)->GetNbins(), histBins->fArray, 4, 0, 4);
- }
-
- hReducedChiSquarePt->GetXaxis()->SetTitle(hPIDdata->GetAxis(axisForMode)->GetTitle());
- hReducedChiSquarePt->GetYaxis()->SetTitle("Delta_{Species}");
- hReducedChiSquarePt->GetYaxis()->SetBinLabel(1, "e");
- hReducedChiSquarePt->GetYaxis()->SetBinLabel(2, "K");
- hReducedChiSquarePt->GetYaxis()->SetBinLabel(3, "#pi");
- hReducedChiSquarePt->GetYaxis()->SetBinLabel(4, "p");
- hReducedChiSquarePt->SetMarkerColor(kRed);
- hReducedChiSquarePt->SetMarkerStyle(20);
- hReducedChiSquarePt->SetStats(kFALSE);
-
- // Obtain MC information about particle yields
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(1, 1); // Do not count each particle more than once
- TH2D* hMCdata = (TH2D*)hPIDdata->Projection(kPidMCpid, axisForMode, "e");
- hMCdata->SetName("hMCdata");
- hPIDdata->GetAxis(kPidSelectSpecies)->SetRange(0, -1); // Reset range
-
-
-
- // Extract the MC truth generated primary yields
- THnSparse* hMCgeneratedYieldsPrimaries = isMCdataSet ? dynamic_cast<THnSparse*>(histList->FindObject("fhMCgeneratedYieldsPrimaries"))
- : 0x0;
-
- TH1D* hMCgenYieldsPrimSpecies[AliPID::kSPECIES];
- for (Int_t i = 0; i < AliPID::kSPECIES; i++)
- hMCgenYieldsPrimSpecies[i] = 0x0;
-
- if (hMCgeneratedYieldsPrimaries) {
- // Set proper errors, if not yet calculated
- if (!hMCgeneratedYieldsPrimaries->GetCalculateErrors()) {
- std::cout << "Re-calculating errors of " << hMCgeneratedYieldsPrimaries->GetName() << "..." << std::endl;
-
- hMCgeneratedYieldsPrimaries->Sumw2();
-
- Long64_t nBinsTHnSparseGenYield = hMCgeneratedYieldsPrimaries->GetNbins();
- Double_t binContentGenYield = 0;
- for (Long64_t bin = 0; bin < nBinsTHnSparseGenYield; bin++) {
- binContentGenYield = hMCgeneratedYieldsPrimaries->GetBinContent(bin);
- hMCgeneratedYieldsPrimaries->SetBinError(bin, TMath::Sqrt(binContentGenYield));
- }
- }
-
- if (restrictJetPtAxis)
- hMCgeneratedYieldsPrimaries->GetAxis(kPidGenYieldJetPt)->SetRange(lowerJetPtBinLimit, upperJetPtBinLimit);
-
- if (restrictCentralityAxis)
- hMCgeneratedYieldsPrimaries->GetAxis(kPidGenYieldCentrality)->SetRange(lowerCentralityBinLimit, upperCentralityBinLimit);
-
-
- if (restrictCharge) {
- const Int_t indexChargeAxisGenYield = GetAxisByTitle(hMCgeneratedYieldsPrimaries, "Charge (e_{0})");
- if (indexChargeAxisGenYield < 0) {
- std::cout << "Error: Charge axis not found for gen yield histogram!" << std::endl;
- return -1;
- }
-
- Int_t lowerChargeBinLimitGenYield = -1;
- Int_t upperChargeBinLimitGenYield = -2;
- Double_t actualLowerChargeGenYield = -999;
- Double_t actualUpperChargeGenYield = -999;
-
- // Add subtract a very small number to avoid problems with values right on the border between to bins
- if (chargeMode == kNegCharge) {
- lowerChargeBinLimitGenYield = hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->FindBin(-1. + 0.001);
- upperChargeBinLimitGenYield = hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->FindBin(0. - 0.001);
- }
- else if (chargeMode == kPosCharge) {
- lowerChargeBinLimitGenYield = hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->FindBin(0. + 0.001);
- upperChargeBinLimitGenYield = hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->FindBin(1. - 0.001);
- }
-
- // Check if the values look reasonable
- if (lowerChargeBinLimitGenYield <= upperChargeBinLimitGenYield && lowerChargeBinLimitGenYield >= 1
- && upperChargeBinLimitGenYield <= hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->GetNbins()) {
- actualLowerChargeGenYield = hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->GetBinLowEdge(lowerChargeBinLimitGenYield);
- actualUpperChargeGenYield = hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->GetBinUpEdge(upperChargeBinLimitGenYield);
-
- if (TMath::Abs(actualLowerChargeGenYield - actualLowerChargeData) > 1e-4 ||
- TMath::Abs(actualUpperChargeGenYield - actualUpperChargeData) > 1e-4) {
- std::cout << std::endl;
- std::cout << "Error: Charge range gen yield: " << actualLowerChargeGenYield << " - " << actualUpperChargeGenYield
- << std::endl << "differs from that of data: " << actualLowerChargeData << " - " << actualUpperChargeData
- << std::endl;
- return -1;
- }
- }
- else {
- std::cout << std::endl;
- std::cout << "Requested charge range (gen yield) out of limits or upper and lower limit are switched!" << std::endl;
- return -1;
- }
-
- hMCgeneratedYieldsPrimaries->GetAxis(indexChargeAxisGenYield)->SetRange(lowerChargeBinLimitGenYield, upperChargeBinLimitGenYield);
- }
-
- for (Int_t MCid = 0; MCid < AliPID::kSPECIES; MCid++) {
- hMCgeneratedYieldsPrimaries->GetAxis(kPidGenYieldMCpid)->SetRange(MCid + 1, MCid + 1);
-
- hMCgenYieldsPrimSpecies[MCid] = hMCgeneratedYieldsPrimaries->Projection(kPidGenYieldPt, "e");
- hMCgenYieldsPrimSpecies[MCid]->SetName(Form("hMCgenYieldsPrimSpecies_%s", AliPID::ParticleShortName(MCid)));
- hMCgenYieldsPrimSpecies[MCid]->SetTitle(Form("MC truth generated primary yield, %s", AliPID::ParticleName(MCid)));
-
- // Choose the same binning as for the fitted yields, i.e. rebin the histogram (Rebin will create a clone!)
- TH1D* temp = (TH1D*)hMCgenYieldsPrimSpecies[MCid]->Rebin(nPtBins, hMCgenYieldsPrimSpecies[MCid]->GetName(), binsPt);
- // Delete the old binned histo and take the new binned one
- delete hMCgenYieldsPrimSpecies[MCid];
- hMCgenYieldsPrimSpecies[MCid] = temp;
-
- hMCgeneratedYieldsPrimaries->GetAxis(kPidGenYieldMCpid)->SetRange(0, -1);
- }
- }
-
-
- // Get expected shapes for pT bins
- TString Ytitle = "";
-
- // Array index 0 as unused dummy
- TH2D* hGenDelta[6][6]; // DeltaSpecies (first index) for species (second index)
- TH2D* hGenDeltaMCid[6][6]; // DeltaSpecies (first index) for species (second index)
-
- for (Int_t i = 0; i < 6; i++) {
- for (Int_t j = 0; j < 6; j++) {
- hGenDelta[i][j] = 0x0;
- hGenDeltaMCid[i][j] = 0x0;
- }
- }
-
- THnSparse* current = 0x0;
-
- THnSparse* hGenEl = dynamic_cast<THnSparse*>(histList->FindObject("hGenEl"));
- if (!hGenEl) {
- std::cout << "Failed to load expected dEdx signal shape for: Electrons!" << std::endl;
- return -1;
- }
-
- THnSparse* hGenKa = dynamic_cast<THnSparse*>(histList->FindObject("hGenKa"));
- if (!hGenKa) {
- std::cout << "Failed to load expected dEdx signal shape for: Kaons!" << std::endl;
- return -1;
- }
-
- THnSparse* hGenPi = dynamic_cast<THnSparse*>(histList->FindObject("hGenPi"));
- if (!hGenPi) {
- std::cout << "Failed to load expected dEdx signal shape for: Pions!" << std::endl;
- return -1;
- }
-
- THnSparse* hGenMu = dynamic_cast<THnSparse*>(histList->FindObject("hGenMu"));
- if (!hGenMu) {
- std::cout << "Failed to load expected dEdx signal shape for: Muons! Treated muons as pions in the following." << std::endl;
- takeIntoAccountMuons = kFALSE;
- }
-
- THnSparse* hGenPr = dynamic_cast<THnSparse*>(histList->FindObject("hGenPr"));
- if (!hGenPr) {
- std::cout << "Failed to load expected dEdx signal shape for: Protons!" << std::endl;
- return -1;
- }
-
- for (Int_t MCid = kEl; MCid <= kPr; MCid++) {
- if (MCid == kEl)
- current = hGenEl;
- else if (MCid == kKa)
- current = hGenKa;
- else if (MCid == kMu) {
- if (takeIntoAccountMuons)
- current = hGenMu;
- else
- continue; // No histo for muons in this case
- }
- else if (MCid == kPi)
- current = hGenPi;
- else if (MCid == kPr)
- current = hGenPr;
- else
- break;
-
- // If desired, rebin considered axis
- if (rebin > 1 || rebinDeltaPrime > 1) {
- const Int_t nDimensions = current->GetNdimensions();
- Int_t rebinFactor[nDimensions];
-
- for (Int_t dim = 0; dim < nDimensions; dim++) {
- if (dim == axisGenForMode)
- rebinFactor[dim] = rebin;
- else if (dim == kPidGenDeltaPrime && rebinDeltaPrime > 1)
- rebinFactor[dim] = rebinDeltaPrime;
- else
- rebinFactor[dim] = 1;
- }
-
- THnSparse* temp = current->Rebin(&rebinFactor[0]);
- current->Reset();
- current = temp;
- }
-
- // Set proper errors, if not yet calculated
- if (!current->GetCalculateErrors()) {
- std::cout << "Re-calculating errors of " << current->GetName() << "..." << std::endl;
-
- current->Sumw2();
-
- Long64_t nBinsTHnSparseGen = current->GetNbins();
- Double_t binContentGen = 0;
- for (Long64_t bin = 0; bin < nBinsTHnSparseGen; bin++) {
- binContentGen = current->GetBinContent(bin);
- current->SetBinError(bin, TMath::Sqrt(binContentGen));
- }
- }
-
- // If desired, restrict centrality range
- if (restrictCentralityAxis) {
- current->GetAxis(kPidGenCentrality)->SetRange(lowerCentralityBinLimit, upperCentralityBinLimit);
- }
-
- // If desired, restrict jet pT range
- if (restrictJetPtAxis) {
- current->GetAxis(kPidGenJetPt)->SetRange(lowerJetPtBinLimit, upperJetPtBinLimit);
- }
-
- // If desired, restrict charge range
- if (restrictCharge) {
- const Int_t indexChargeAxisGen = GetAxisByTitle(current, "Charge (e_{0})");
- if (indexChargeAxisGen < 0) {
- std::cout << "Error: Charge axis not found for gen histogram!" << std::endl;
- return -1;
- }
-
- Int_t lowerChargeBinLimitGen = -1;
- Int_t upperChargeBinLimitGen = -2;
- Double_t actualLowerChargeGen = -999;
- Double_t actualUpperChargeGen = -999;
-
- // Add subtract a very small number to avoid problems with values right on the border between to bins
- if (chargeMode == kNegCharge) {
- lowerChargeBinLimitGen = current->GetAxis(indexChargeAxisGen)->FindBin(-1. + 0.001);
- upperChargeBinLimitGen = current->GetAxis(indexChargeAxisGen)->FindBin(0. - 0.001);
- }
- else if (chargeMode == kPosCharge) {
- lowerChargeBinLimitGen = current->GetAxis(indexChargeAxisGen)->FindBin(0. + 0.001);
- upperChargeBinLimitGen = current->GetAxis(indexChargeAxisGen)->FindBin(1. - 0.001);
- }
-
- // Check if the values look reasonable
- if (lowerChargeBinLimitGen <= upperChargeBinLimitGen && lowerChargeBinLimitGen >= 1
- && upperChargeBinLimitGen <= current->GetAxis(indexChargeAxisGen)->GetNbins()) {
- actualLowerChargeGen = current->GetAxis(indexChargeAxisGen)->GetBinLowEdge(lowerChargeBinLimitGen);
- actualUpperChargeGen = current->GetAxis(indexChargeAxisGen)->GetBinUpEdge(upperChargeBinLimitGen);
-
- if (TMath::Abs(actualLowerChargeGen - actualLowerChargeData) > 1e-4 ||
- TMath::Abs(actualUpperChargeGen - actualUpperChargeData) > 1e-4) {
- std::cout << std::endl;
- std::cout << "Error: Charge range gen: " << actualLowerChargeGen << " - " << actualUpperChargeGen
- << std::endl << "differs from that of data: " << actualLowerChargeData << " - " << actualUpperChargeData
- << std::endl;
- return -1;
- }
- }
- else {
- std::cout << std::endl;
- std::cout << "Requested charge range (gen) out of limits or upper and lower limit are switched!" << std::endl;
- return -1;
- }
-
- current->GetAxis(indexChargeAxisGen)->SetRange(lowerChargeBinLimitGen, upperChargeBinLimitGen);
- }
-
-
-
- for (Int_t selectBin = 1; selectBin <= 4; selectBin++) {
- Int_t selectMCid = (selectBin >= 3) ? (selectBin+1) : selectBin;
-
- current->GetAxis(kPidGenSelectSpecies)->SetRange(selectBin, selectBin);
-
- Ytitle = Form("#Delta%s_{%s} = dE/dx %s <dE/dx>_{%s} (arb. units)", useDeltaPrime ? "'" : "",
- partShortName[selectMCid - 1].Data(), useDeltaPrime ? "/" : "-",
- partShortName[selectMCid - 1].Data());
-
- TH2* hGenCurrent = 0x0;
- if (!useIdentifiedGeneratedSpectra) {
- hGenDelta[selectMCid][MCid] = current->Projection(genAxis, axisGenForMode, "e");
- hGenDelta[selectMCid][MCid]->SetName(Form("hGenDelta%sFor%s", partShortName[selectMCid - 1].Data(),
- partShortName[MCid - 1].Data()));
- hGenCurrent = hGenDelta[selectMCid][MCid];
- }
- else {
- current->GetAxis(kPidGenMCpid)->SetRange(MCid, MCid);
- hGenDeltaMCid[selectMCid][MCid] = current->Projection(genAxis, axisGenForMode, "e");
- hGenDeltaMCid[selectMCid][MCid]->SetName(Form("hGenDelta%sForMCid%s", partShortName[selectMCid - 1].Data(),
- partShortName[MCid - 1].Data()));
-
- hGenCurrent = hGenDeltaMCid[selectMCid][MCid];
- current->GetAxis(kPidGenMCpid)->SetRange(0, -1);
- }
-
- hGenCurrent->GetYaxis()->SetTitle(Ytitle.Data());
- hGenCurrent->SetLineColor(getLineColor(MCid));
- hGenCurrent->SetMarkerColor(getLineColor(MCid));
- hGenCurrent->SetLineWidth(2);
- hGenCurrent->SetLineStyle(2);
- hGenCurrent->SetMarkerStyle(20);
- hGenCurrent->GetXaxis()->SetTitleOffset(1.0);
- }
-
- current->GetAxis(kPidGenSelectSpecies)->SetRange(0, -1);
- }
-
- // Free a lot of memory for the following procedure. Histogram is not needed anymore (only its projections)
- delete f;
-
- // Save intermediate results
- //TODO save intermediate TOF results
- saveInterF->cd();
-
- if (hMCdata)
- hMCdata->Write();
-
- for (Int_t i = 0; i < 6; i++) {
- for (Int_t j = 0; j < 6; j++) {
- if (hGenDelta[i][j])
- hGenDelta[i][j]->Write();
-
- if (hGenDeltaMCid[i][j])
- hGenDeltaMCid[i][j]->Write();
- }
- }
-
- for (Int_t slice = 0; (mode == kPMpT) ? slice < nPtBins : slice < hFractionPions->GetXaxis()->GetNbins(); slice++) {
- if (mode == kPMpT && (slice < pSliceLow || slice > pSliceHigh))
- continue;
-
- if(hDeltaPi[slice])
- hDeltaPi[slice]->Write();
- if(hDeltaEl[slice])
- hDeltaEl[slice]->Write();
- if(hDeltaKa[slice])
- hDeltaKa[slice]->Write();
- if(hDeltaPr[slice])
- hDeltaPr[slice]->Write();
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++) {
- hDeltaElMC[slice][species]->Write();
- hDeltaKaMC[slice][species]->Write();
- hDeltaPiMC[slice][species]->Write();
- hDeltaPrMC[slice][species]->Write();
- }
- }
- }
-
- // File may not be closed because the projections are needed in the following!
- //saveInterF->Close();
-
- // Save some first results for the final output
- TString saveFName = fileName;
- saveFName = Form("%s_results_%s__%s_%d_reg%d_regFac%.2f_%s%s%s%s%s.root", saveFName.ReplaceAll(".root", "").Data(),
- useLogLikelihood ? (useWeightsForLogLikelihood ? "weightedLLFit" : "LLFit") : "ChiSquareFit",
- modeShortName[mode].Data(), fitMethod, regularisation, regularisationFactor,
- muonFractionHandlingShortName[muonFractionHandlingParameter].Data(),
- useIdentifiedGeneratedSpectra ? "_idSpectra" : "",
- restrictCentralityAxis ? Form("_centrality%.0f_%.0f", actualLowerCentrality, actualUpperCentrality) : "",
- restrictJetPtAxis ? Form("_jetPt%.1f_%.1f", actualLowerJetPt, actualUpperJetPt) : "",
- chargeString.Data());
- TFile *saveF = TFile::Open(saveFName.Data(), "RECREATE");
- saveF->cd();
-
- if (hFractionElectrons)
- hFractionElectrons->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaons)
- hFractionKaons->Write(0, TObject::kWriteDelete);
-
- if (hFractionPions)
- hFractionPions->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtons)
- hFractionProtons->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuons)
- hFractionMuons->Write(0, TObject::kWriteDelete);
-
- if (hFractionSummed)
- hFractionSummed->Write(0, TObject::kWriteDelete);
-
- if (hFractionElectronsMC)
- hFractionElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsMC)
- hFractionKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsMC)
- hFractionPionsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsMC)
- hFractionMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsMC)
- hFractionProtonsMC->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectrons)
- hYieldElectrons->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaons)
- hYieldKaons->Write(0, TObject::kWriteDelete);
-
- if (hYieldPions)
- hYieldPions->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtons)
- hYieldProtons->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuons)
- hYieldMuons->Write(0, TObject::kWriteDelete);
-
- if (hYieldElectronsMC)
- hYieldElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsMC)
- hYieldMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsMC)
- hYieldKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsMC)
- hYieldPionsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsMC)
- hYieldProtonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldSummedMC)
- hYieldSummedMC->Write(0, TObject::kWriteDelete);
-
-
- if (hRatioToPiElectrons)
- hRatioToPiElectrons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiMuons)
- hRatioToPiMuons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiKaons)
- hRatioToPiKaons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiProtons)
- hRatioToPiProtons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiElectronsMC)
- hRatioToPiElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiMuonsMC)
- hRatioToPiMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiKaonsMC)
- hRatioToPiKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiProtonsMC)
- hRatioToPiProtonsMC->Write(0, TObject::kWriteDelete);
-
-
- // Dummy histo to create generic legend entries from
- TH1D* hMCmuonsAndPionsDummy = 0x0;
- if (plotIdentifiedSpectra && firstValidSlice >= 0) {
- hMCmuonsAndPionsDummy = new TH1D(*hDeltaPiMC[firstValidSlice][kPi]);
- hMCmuonsAndPionsDummy->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPionsDummy->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPionsDummy->SetName("hMCmuonsAndPionsDummy");
- }
-
-
- muonFractionThresholdForFitting = 0.;//OLD 0.295;
- muonFractionThresholdBinForFitting = (mode == kPMpT) ? FindMomentumBin(binsPt, muonFractionThresholdForFitting) : -1;
-
- electronFractionThresholdForFitting = 9.;
- electronFractionThresholdBinForFitting = (mode == kPMpT) ? FindMomentumBin(binsPt, electronFractionThresholdForFitting) : -1;
-
- lastPtForCallOfGetElectronFraction = pHigh + 10.; // Make sure that this value is higher than in any call during the fit
-
- fElectronFraction = new TF1("fElectronFraction", Form("[0]+(x<%f)*[1]*(x-%f)", electronFractionThresholdForFitting,
- electronFractionThresholdForFitting),
- pLow, pHigh);
- fElectronFraction->SetParameters(0.01, 0.0);
-
-
-
- TString speciesLabel[4] = {"El", "Ka", "Pi", "Pr" };
-
- const Double_t binWidthFitHisto = 1.0; // Not used any longer
-
- // In case of regularisation, the actual number of x bins and the (for pT: logs of their) bin centres are required
- Int_t numXBins = 0;
- Double_t* xBinCentres = 0x0;
- Double_t* xBinStatisticalWeight = 0x0;
- Double_t* xBinStatisticalWeightError = 0x0;
-
- // Set the number of parameters per x bin:
- // Regularisation only implemented for simultaneous fit.
- const Int_t numParamsPerXbin = AliPID::kSPECIES + 1; // Fractions of each species + total yield in x bin
-
- // Construct the array of all the parameters that are to be regularised, i.e. only the FREE fractions
- // and NOT the total yields or the x bin
- Int_t nParToRegulariseSimultaneousFit = 0;
- Int_t* indexParametersToRegularise = 0x0;
- Int_t* lastNotFixedIndexOfParameters = 0x0;
-
- if (regularisation > 0) {
- Int_t xBinIndexTemp = 0;
- Int_t internalParIndexTemp = 0;
-
- // Loop twice over data: Determine the number of bins in the first iteration, allocate the memory and fill in the 2. iteration
- for (Int_t i = 0; i < 2; i++) {
- if (i == 1) {
- if (numXBins == 0) {
- printf("No bins for fitting! Exiting...\n");
-
- return -1;
- }
- if (nParToRegulariseSimultaneousFit == 0) {
- printf("No parameters to regularise! Exiting...\n");
-
- return -1;
- }
-
- xBinCentres = new Double_t[numXBins];
- xBinStatisticalWeight = new Double_t[numXBins];
- xBinStatisticalWeightError = new Double_t[numXBins];
-
- indexParametersToRegularise = new Int_t[nParToRegulariseSimultaneousFit];
-
- lastNotFixedIndexOfParameters = new Int_t[numParamsPerXbin];
-
- // Set last not fixed index of parameter to numXBins, i.e. a index larger than any existing index.
- // This will not restrict the parameter regularisation range. In the following, the range for electrons
- // and muons will be restricted
- for (Int_t iPar = 0; iPar < numParamsPerXbin; iPar++)
- lastNotFixedIndexOfParameters[iPar] = numXBins;
- }
-
-
- for (Int_t slice = 0; (mode == kPMpT) ? slice < nPtBins : slice < hFractionPions->GetXaxis()->GetNbins(); slice++) {
- if (mode == kPMpT && (slice < pSliceLow || slice > pSliceHigh))
- continue;
-
- // There won't (actually: shouldn't) be tracks with a pT larger than the jet pT
- if (mode == kPMpT && restrictJetPtAxis && binsPt[slice] >= actualUpperJetPt)
- continue;
-
- const Int_t pBinLowProjLimit = (mode == kPMpT) ? hYieldPt->GetXaxis()->FindBin(binsPt[slice] + 1e-5) : slice + 1;
- const Int_t pBinUpProjLimit = (mode == kPMpT) ? hYieldPt->GetXaxis()->FindBin(binsPt[slice + 1]- 1e-5) : slice + 1;
-
- // NOTE: In case of regularisation, only the simultaneous fit values will be used, i.e. totalYield and not allDeltaSpecies!
-
- // Also take into account bin width in delta(Prime) plots -> Multiply by binWidthFitHisto
- Double_t totalYieldError = 0;
- const Double_t totalYield = binWidthFitHisto * hYieldPt->IntegralAndError(pBinLowProjLimit, pBinUpProjLimit, totalYieldError);
- totalYieldError *= binWidthFitHisto;
-
- if (totalYield <= 0)
- continue;
-
- if (i == 1) {
- if (mode == kPMpT)
- // Take the logarithm in case of pT
- xBinCentres[xBinIndexTemp] = TMath::Log((binsPt[slice + 1] + binsPt[slice]) / 2.);
- else
- xBinCentres[xBinIndexTemp] = hFractionPions->GetXaxis()->GetBinCenter(slice + 1);
-
- xBinStatisticalWeight[xBinIndexTemp] = totalYield;
-
- // NOTE: The total yield is a fact - a number w/o error. However, one assigns this error here to use it
- // to calculate the effective weighting for the weighted likelihood fit (and the error is only used for this).
- // So, it is more like a weighting than an error...
- xBinStatisticalWeightError[xBinIndexTemp] = totalYieldError;
-
-
- // Mark the fractions for all species except for electrons and muons in this bin for regularisation
- for (Int_t speciesIndex = 0; speciesIndex < AliPID::kSPECIES - 2; speciesIndex++)
- indexParametersToRegularise[internalParIndexTemp++] = numParamsPerXbin * xBinIndexTemp + speciesIndex;
-
- // Also mark electrons for regularisation in this bin, if not fixed
- if( !(mode == kPMpT && slice >= electronFractionThresholdBinForFitting) ) {
- indexParametersToRegularise[internalParIndexTemp++] = numParamsPerXbin * xBinIndexTemp + 3;
- }
- else {
- // Set the index of the last x bin in which the parameter is not fixed.
- // If the parameter is fixed in all x bins, this index will be -1.
- if (xBinIndexTemp - 1 < lastNotFixedIndexOfParameters[3])
- lastNotFixedIndexOfParameters[3] = xBinIndexTemp - 1;
- }
-
- // Also mark muons for regularisation in this bin, if not fixed
- if( !(mode != kPMpT || slice >= muonFractionThresholdBinForFitting) ) {
- indexParametersToRegularise[internalParIndexTemp++] = numParamsPerXbin * xBinIndexTemp + 4;
- }
- else {
- // Set the index of the last x bin in which the parameter is not fixed.
- // If the parameter is fixed in all x bins, this index will be -1.
- if (xBinIndexTemp - 1 < lastNotFixedIndexOfParameters[4])
- lastNotFixedIndexOfParameters[4] = xBinIndexTemp - 1;
- }
-
- xBinIndexTemp++;
- }
-
- if (i == 0) {
- nParToRegulariseSimultaneousFit += AliPID::kSPECIES - 2; // Fracs for all species in this bin except for electrons and muons
-
- if( !(mode == kPMpT && slice >= electronFractionThresholdBinForFitting) )
- nParToRegulariseSimultaneousFit++; // Also regularise electrons in this bin (not fixed)
-
- if( !(mode != kPMpT || slice >= muonFractionThresholdBinForFitting) )
- nParToRegulariseSimultaneousFit++; // Also regularise muons in this bin (not fixed)
-
- numXBins++;
- }
- }
- }
- }
- AliTPCPIDmathFit* mathFit = 0x0;
-
- if (regularisation > 0) {
- mathFit = (fitMethod == 2) ? AliTPCPIDmathFit::Instance(numXBins, 4, 1810)
- : AliTPCPIDmathFit::Instance(numXBins, 1, 1810);
- }
- else {
- mathFit = (fitMethod == 2) ? AliTPCPIDmathFit::Instance(1, 4, 1810)
- : AliTPCPIDmathFit::Instance(1, 1, 1810);
- }
-
- mathFit->SetDebugLevel(0);
- mathFit->SetEpsilon(5e-05);
- mathFit->SetMaxCalls(1e8);
-
- mathFit->SetMinimisationStrategy(minimisationStrategy);
-
- mathFit->SetUseLogLikelihood(useLogLikelihood);
- mathFit->SetUseWeightsForLogLikelihood(useWeightsForLogLikelihood);
-
- if (fitMethod == 2) {
- // If the deltaPrime range is large enough, we artificially get a factor 4 in statistics by looking at the four
- // different deltaPrimeSpecies, which have (except for binning effects) the same information.
- // Therefore, to get the "real" statistical error, we need to multiply the obtained error by sqrt(4) = 2
- mathFit->SetScaleFactorError(2.);
- }
-
- mathFit->SetRegularisation(regularisation, regularisationFactor);
-
- // Number of parameters for fitting
- const Int_t nPar = 11;
-
- // Fracs of each species + total yield in x bin
- const Int_t nParSimultaneousFit = AliPID::kSPECIES + 1;
-
- // Fracs of each species in x bin + tot yield in x bin
- const Int_t nParSimultaneousFitRegularised = numXBins * (AliPID::kSPECIES + 1);
-
- if (regularisation > 0) {
- if (!mathFit->SetParametersToRegularise(nParToRegulariseSimultaneousFit, numParamsPerXbin, indexParametersToRegularise,
- lastNotFixedIndexOfParameters, xBinCentres, xBinStatisticalWeight,
- xBinStatisticalWeightError))
- return -1;
- }
-
- delete xBinCentres;
- xBinCentres = 0x0;
-
- delete xBinStatisticalWeight;
- xBinStatisticalWeight = 0x0;
-
- delete xBinStatisticalWeightError;
- xBinStatisticalWeight = 0x0;
-
- delete indexParametersToRegularise;
- indexParametersToRegularise = 0x0;
-
- delete lastNotFixedIndexOfParameters;
- lastNotFixedIndexOfParameters = 0x0;
-
-
-
- gFractionElectronsData = new TGraphErrors(numXBins);
-
- // Fit each slice with sum of 4/5 shapes with means and sigmas fixed from last fitting step
- // For electrons: Fit up to certain pT bin and use constant value for higher momenta
-
- // Two iterations required for regularisation
- Bool_t regularisedFitDone = kFALSE;
- Double_t reducedChiSquareRegularisation = -1;
-
- Double_t gausParamsSimultaneousFitRegularised[nParSimultaneousFitRegularised];
- Double_t parameterErrorsOutRegularised[nParSimultaneousFitRegularised];
- Double_t lowParLimitsSimultaneousFitRegularised[nParSimultaneousFitRegularised];
- Double_t upParLimitsSimultaneousFitRegularised[nParSimultaneousFitRegularised];
- Double_t stepSizeSimultaneousFitRegularised[nParSimultaneousFitRegularised];
-
- for (Int_t i = 0; i < nParSimultaneousFitRegularised; i++) {
- gausParamsSimultaneousFitRegularised[i] = 0;
- parameterErrorsOutRegularised[i] = 0;
- lowParLimitsSimultaneousFitRegularised[i] = 0;
- upParLimitsSimultaneousFitRegularised[i] = 0;
- stepSizeSimultaneousFitRegularised[i] = 0;
- }
-
- mathFit->ClearRefHistos();
-
-
- const Int_t nParUsed = (fitMethod == 2) ? ((regularisation <= 0) ? nParSimultaneousFit: nParSimultaneousFitRegularised) : nPar;
- Double_t parameterErrorsOut[nParUsed];
- Double_t covMatrix[nParUsed][nParUsed];
-
- for (Int_t iter = 0; iter < 2; iter++) {
- if (regularisation <= 0 && iter == 0)
- continue; // Only one iteration w/o regularisation
-
- Int_t currXbin = 0;
-
- for (Int_t slice = 0; (mode == kPMpT) ? slice < nPtBins : slice < hFractionPions->GetXaxis()->GetNbins(); slice++) {
- if (mode == kPMpT && (slice < pSliceLow || slice > pSliceHigh))
- continue;
-
- // There won't (actually: shouldn't) be tracks with a pT larger than the jet pT
- if (mode == kPMpT && restrictJetPtAxis && binsPt[slice] >= actualUpperJetPt)
- continue;
-
- if (regularisation <= 0) {
- if (mode == kPMpT)
- std::cout << "Fitting range " << binsPt[slice] << " GeV/c < Pt < " << binsPt[slice + 1] << " GeV/c..." << std::endl;
- else {
- std::cout << "Fitting range " << hFractionPions->GetXaxis()->GetBinLowEdge(slice + 1) << " < " << modeShortName[mode].Data() << " < ";
- std::cout << hFractionPions->GetXaxis()->GetBinUpEdge(slice + 1) << "..." << std::endl;
- }
- }
-
- // Add/subtract some very small offset to be sure not to sit on the bin boundary, when looking for the integration/projection limits.
- const Int_t pBinLowProjLimit = (mode == kPMpT) ? hYieldPt->GetXaxis()->FindBin(binsPt[slice] + 1e-5) : slice + 1;
- const Int_t pBinUpProjLimit = (mode == kPMpT) ? hYieldPt->GetXaxis()->FindBin(binsPt[slice + 1]- 1e-5) : slice + 1;
-
- // Also take into account bin width in delta(Prime) plots -> Multiply by binWidthFitHisto
- const Double_t totalYield = binWidthFitHisto * hYieldPt->Integral(pBinLowProjLimit, pBinUpProjLimit);
-
- if (totalYield <= 0) {
- std::cout << "Skipped bin (yield is zero)!" << std::endl;
- continue;
- }
-
- const Double_t allDeltaPion = hDeltaPi[slice]->Integral();
- const Double_t allDeltaElectron = hDeltaEl[slice]->Integral();
- const Double_t allDeltaKaon = hDeltaKa[slice]->Integral();
- const Double_t allDeltaProton = hDeltaPr[slice]->Integral();
-
- // inverseBinWidth = 1.0, if the raw yield for each bin is requested.
- // If divided by the bin size, the histograms give "yield per unit pT in the corresponding bin" or dN/dpT
- Double_t inverseBinWidth = (mode == kPMpT) ? 1.0 / (binsPt[slice + 1] - binsPt[slice])
- : 1.0 / hYieldPt->GetBinWidth(slice + 1);
-
- TH1D *hGenDeltaElForElProj = 0x0, *hGenDeltaKaForElProj = 0x0, *hGenDeltaPiForElProj = 0x0, *hGenDeltaPrForElProj = 0x0;
- TH1D *hGenDeltaElForKaProj = 0x0, *hGenDeltaKaForKaProj = 0x0, *hGenDeltaPiForKaProj = 0x0, *hGenDeltaPrForKaProj = 0x0;
- TH1D *hGenDeltaElForPiProj = 0x0, *hGenDeltaKaForPiProj = 0x0, *hGenDeltaPiForPiProj = 0x0, *hGenDeltaPrForPiProj = 0x0;
- TH1D *hGenDeltaElForMuProj = 0x0, *hGenDeltaKaForMuProj = 0x0, *hGenDeltaPiForMuProj = 0x0, *hGenDeltaPrForMuProj = 0x0;
- TH1D *hGenDeltaElForPrProj = 0x0, *hGenDeltaKaForPrProj = 0x0, *hGenDeltaPiForPrProj = 0x0, *hGenDeltaPrForPrProj = 0x0;
-
- TH2D* hGenDeltaUsed[6][6];
- if (useIdentifiedGeneratedSpectra) {
- for (Int_t i = 0; i < 6; i++) {
- for (Int_t j = 0; j < 6; j++) {
- hGenDeltaUsed[i][j] = hGenDeltaMCid[i][j];
- }
- }
- }
- else {
- for (Int_t i = 0; i < 6; i++) {
- for (Int_t j = 0; j < 6; j++) {
- hGenDeltaUsed[i][j] = hGenDelta[i][j];
- }
- }
- }
-
- hGenDeltaElForElProj =(TH1D*)hGenDeltaUsed[kEl][kEl]->ProjectionY(Form("hGenDeltaElForElProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaKaForElProj =(TH1D*)hGenDeltaUsed[kKa][kEl]->ProjectionY(Form("hGenDeltaKaForElProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPiForElProj =(TH1D*)hGenDeltaUsed[kPi][kEl]->ProjectionY(Form("hGenDeltaPiForElProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPrForElProj =(TH1D*)hGenDeltaUsed[kPr][kEl]->ProjectionY(Form("hGenDeltaPrForElProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
-
- hGenDeltaElForKaProj =(TH1D*)hGenDeltaUsed[kEl][kKa]->ProjectionY(Form("hGenDeltaElForKaProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaKaForKaProj =(TH1D*)hGenDeltaUsed[kKa][kKa]->ProjectionY(Form("hGenDeltaKaForKaProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPiForKaProj =(TH1D*)hGenDeltaUsed[kPi][kKa]->ProjectionY(Form("hGenDeltaPiForKaProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPrForKaProj =(TH1D*)hGenDeltaUsed[kPr][kKa]->ProjectionY(Form("hGenDeltaPrForKaProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
-
- hGenDeltaElForPiProj =(TH1D*)hGenDeltaUsed[kEl][kPi]->ProjectionY(Form("hGenDeltaElForPiProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaKaForPiProj =(TH1D*)hGenDeltaUsed[kKa][kPi]->ProjectionY(Form("hGenDeltaKaForPiProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPiForPiProj =(TH1D*)hGenDeltaUsed[kPi][kPi]->ProjectionY(Form("hGenDeltaPiForPiProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPrForPiProj =(TH1D*)hGenDeltaUsed[kPr][kPi]->ProjectionY(Form("hGenDeltaPrForPiProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
-
- if (takeIntoAccountMuons) {
- hGenDeltaElForMuProj =(TH1D*)hGenDeltaUsed[kEl][kMu]->ProjectionY(Form("hGenDeltaElForMuProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaKaForMuProj =(TH1D*)hGenDeltaUsed[kKa][kMu]->ProjectionY(Form("hGenDeltaKaForMuProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPiForMuProj =(TH1D*)hGenDeltaUsed[kPi][kMu]->ProjectionY(Form("hGenDeltaPiForMuProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPrForMuProj =(TH1D*)hGenDeltaUsed[kPr][kMu]->ProjectionY(Form("hGenDeltaPrForMuProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- }
-
- hGenDeltaElForPrProj =(TH1D*)hGenDeltaUsed[kEl][kPr]->ProjectionY(Form("hGenDeltaElForPrProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaKaForPrProj =(TH1D*)hGenDeltaUsed[kKa][kPr]->ProjectionY(Form("hGenDeltaKaForPrProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPiForPrProj =(TH1D*)hGenDeltaUsed[kPi][kPr]->ProjectionY(Form("hGenDeltaPiForPrProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
- hGenDeltaPrForPrProj =(TH1D*)hGenDeltaUsed[kPr][kPr]->ProjectionY(Form("hGenDeltaPrForPrProj%d", slice), pBinLowProjLimit, pBinUpProjLimit, "e");
-
-
-
- if (fitMethod == 2) {
- // Normalise generated histos to TOTAL number of GENERATED particles for this species (i.e. including
- // entries that lie in the under or overflow bin), so that situations in which the generated spectra lie
- // at least partly outside the histo are treated properly. To find the total number of generated particle
- // species X, one can just take the integral of the generated histo for DeltaX (which should include all
- // generated entries) and apply the same normalisation factor to all other DeltaSpecies.
- // Also set some cosmetics
-
- // Generated electrons
- Double_t normEl = normaliseHist(hGenDeltaElForElProj, -1);
- normaliseHist(hGenDeltaKaForElProj, normEl);
- normaliseHist(hGenDeltaPiForElProj, normEl);
- normaliseHist(hGenDeltaPrForElProj, normEl);
-
-
- // Generated kaons
- Double_t normKa = normaliseHist(hGenDeltaKaForKaProj, -1);
- normaliseHist(hGenDeltaElForKaProj, normKa);
- normaliseHist(hGenDeltaPiForKaProj, normKa);
- normaliseHist(hGenDeltaPrForKaProj, normKa);
-
-
- // Generated pions
- Double_t normPi = normaliseHist(hGenDeltaPiForPiProj, -1);
- normaliseHist(hGenDeltaElForPiProj, normPi);
- normaliseHist(hGenDeltaKaForPiProj, normPi);
- normaliseHist(hGenDeltaPrForPiProj, normPi);
-
-
- Double_t normMu = 1;
- if (takeIntoAccountMuons) {
- // Generated pions
- // Since masses of muons and pions are so similar, the normalisation scheme should still work when looking at deltaPion instead
- normMu = normaliseHist(hGenDeltaPiForMuProj, -1);
- normaliseHist(hGenDeltaElForMuProj, normMu);
- normaliseHist(hGenDeltaKaForMuProj, normMu);
- normaliseHist(hGenDeltaPrForMuProj, normMu);
- }
-
-
- // Generated protons
- Double_t normPr = normaliseHist(hGenDeltaPrForPrProj, -1);
- normaliseHist(hGenDeltaElForPrProj, normPr);
- normaliseHist(hGenDeltaKaForPrProj, normPr);
- normaliseHist(hGenDeltaPiForPrProj, normPr);
- }
- else {
- // Normalise generated histos to total number of particles for this delta
- // and also set some cosmetics
-
- // DeltaEl
- normaliseHist(hGenDeltaElForElProj);
- normaliseHist(hGenDeltaElForKaProj);
- normaliseHist(hGenDeltaElForPiProj);
- if (takeIntoAccountMuons)
- normaliseHist(hGenDeltaElForMuProj);
- normaliseHist(hGenDeltaElForPrProj);
-
- // DeltaKa
- normaliseHist(hGenDeltaKaForElProj);
- normaliseHist(hGenDeltaKaForKaProj);
- normaliseHist(hGenDeltaKaForPiProj);
- if (takeIntoAccountMuons)
- normaliseHist(hGenDeltaKaForMuProj);
- normaliseHist(hGenDeltaKaForPrProj);
-
- // DeltaPi
- normaliseHist(hGenDeltaPiForElProj);
- normaliseHist(hGenDeltaPiForKaProj);
- normaliseHist(hGenDeltaPiForPiProj);
- if (takeIntoAccountMuons)
- normaliseHist(hGenDeltaPiForMuProj);
- normaliseHist(hGenDeltaPiForPrProj);
-
- // DeltaPr
- normaliseHist(hGenDeltaPrForElProj);
- normaliseHist(hGenDeltaPrForKaProj);
- normaliseHist(hGenDeltaPrForPiProj);
- if (takeIntoAccountMuons)
- normaliseHist(hGenDeltaPrForMuProj);
- normaliseHist(hGenDeltaPrForPrProj);
- }
-
-
- TF1* totalDeltaPion = 0x0;
- TF1* totalDeltaKaon = 0x0;
- TF1* totalDeltaProton = 0x0;
- TF1* totalDeltaElectron = 0x0;
-
- TLegend* legend = 0x0;
-
- if (iter == 1) { // Only needed for second iteration (= the only iteration w/o regularisation)
- // The number of parameters and their values will always be adjusted, such that using nPar parameters is fine
- totalDeltaPion = new TF1(Form("totalDeltaPion_slice%d", slice), (fitMethod == 2) ? multiGaussFitDeltaPi : multiGaussFit,
- xLow, xUp, nPar);
- setUpFitFunction(totalDeltaPion, nBins);
-
- totalDeltaKaon = new TF1(Form("totalDeltaKaon_slice%d", slice), (fitMethod == 2) ? multiGaussFitDeltaKa : multiGaussFit,
- xLow, xUp, nPar);
- setUpFitFunction(totalDeltaKaon, nBins);
-
- totalDeltaProton = new TF1(Form("totalDeltaProton_slice%d", slice), (fitMethod == 2) ? multiGaussFitDeltaPr : multiGaussFit,
- xLow, xUp, nPar);
- setUpFitFunction(totalDeltaProton, nBins);
-
- totalDeltaElectron = new TF1(Form("totalDeltaElectron_slice%d", slice),
- (fitMethod == 2) ? multiGaussFitDeltaEl : multiGaussFit,
- xLow, xUp, nPar);
- setUpFitFunction(totalDeltaElectron, nBins);
-
- // Legend is the same for all \Delta "species" plots
- legend = new TLegend(0.722126, 0.605932, 0.962069, 0.925932);
- legend->SetBorderSize(0);
- legend->SetFillColor(0);
- if (plotIdentifiedSpectra)
- legend->SetNColumns(2);
- legend->AddEntry((TObject*)0x0, "Fit", "");
- if (plotIdentifiedSpectra)
- legend->AddEntry((TObject*)0x0, identifiedLabels[isMC].Data(), "");
-
- legend->AddEntry(hDeltaPi[slice], "Data", "Lp");
- if (plotIdentifiedSpectra)
- legend->AddEntry((TObject*)0x0, "", "");
-
- legend->AddEntry(totalDeltaPion, "Multi-template fit", "L");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hMCmuonsAndPionsDummy, "#mu + #pi", "Lp");
-
- if (takeIntoAccountMuons)
- legend->AddEntry(hGenDeltaPiForMuProj, "#mu", "Lp");
- else if (plotIdentifiedSpectra)
- legend->AddEntry((TObject*)0x0, "", "");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hDeltaPiMC[slice][kMu - 1], "#mu", "Lp");
-
- legend->AddEntry(hGenDeltaPiForPiProj, takeIntoAccountMuons ? "#pi" : "#pi + #mu", "Lp");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hDeltaPiMC[slice][kPi - 1], "#pi", "Lp");
-
- legend->AddEntry(hGenDeltaPiForKaProj, "K", "Lp");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hDeltaPiMC[slice][kKa - 1], "K", "Lp");
-
- legend->AddEntry(hGenDeltaPiForPrProj, "p", "Lp");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hDeltaPiMC[slice][kPr - 1], "p", "Lp");
-
- legend->AddEntry(hGenDeltaPiForElProj, "e", "Lp");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hDeltaPiMC[slice][kEl -1], "e", "Lp");
- }
-
-
- // Allow tolerance of +-2% (for delta -> assume dEdx = 80 and take +-2%)
- //const Double_t peakTolerance = (useDeltaPrime ? 0.8 : 1.0) / hGenDeltaElForElProj->GetXaxis()->GetBinWidth(1);
- //const Double_t shiftStepSize = 0.01;
- const Double_t peakTolerance = (useDeltaPrime ? 0.02 : 1.6);
- const Double_t shiftStepSize = 0.01;
-
- // Assume fractions vs. pT to be smooth. Allow 1 sigma variations from bin to bin. For small pT, the error will be very small.
- // Therefore, allow at least a change of some percent.
- const Double_t nSigma = 1.;
- const Double_t minChange = 1.0; // This disables the sigma restriction
-
- Double_t fractionPions = (muonContamination ? 0.87 : 0.88);
-
- Double_t fractionErrorUpPions = 1.;
- Double_t fractionErrorLowPions = 0.;
-
- Int_t xBinInit = 0;
- if (initialiseWithFractionsFromFile) {
- Double_t xBinCentre = (mode == kPMpT) ? (binsPt[slice + 1] + binsPt[slice]) / 2.
- : hYieldPt->GetXaxis()->GetBinCenter(slice + 1);
- xBinInit = hInitFracPi->GetXaxis()->FindBin(xBinCentre);
- fractionPions = hInitFracPi->GetBinContent(xBinInit) + (muonContamination ? hInitFracMu->GetBinContent(xBinInit) : 0.);
- }
- else {
- // Set found fraction from last slice, if available. Note: Current bin for slice = slice + 1
- // => Bin for last slice = slice
- if (hFractionPions->GetBinContent(slice) > 0 && hFractionPions->GetBinError(slice) > 0) {
- fractionPions = hFractionPions->GetBinContent(slice);
- fractionErrorUpPions = TMath::Min(1.0, fractionPions + TMath::Max(minChange, nSigma * hFractionPions->GetBinError(slice)));
- fractionErrorLowPions = TMath::Max(0.0, fractionPions - TMath::Max(minChange, nSigma * hFractionPions->GetBinError(slice)));
- }
- }
-
- Double_t fractionKaons = 0.08;
- Double_t fractionErrorUpKaons = 1.;
- Double_t fractionErrorLowKaons = 0.;
-
- if (initialiseWithFractionsFromFile) {
- fractionKaons = hInitFracKa->GetBinContent(xBinInit);
- }
- else {
- if (hFractionKaons->GetBinContent(slice) > 0 && hFractionKaons->GetBinError(slice) > 0) {
- fractionKaons = hFractionKaons->GetBinContent(slice);
- fractionErrorUpKaons = TMath::Min(1.0, fractionKaons + TMath::Max(minChange, nSigma * hFractionKaons->GetBinError(slice)));
- fractionErrorLowKaons = TMath::Max(0.0, fractionKaons - TMath::Max(minChange, nSigma * hFractionKaons->GetBinError(slice)));
- }
- }
-
- Double_t fractionProtons = 0.02;
- Double_t fractionErrorUpProtons = 1.;
- Double_t fractionErrorLowProtons = 0.;
-
- if (initialiseWithFractionsFromFile) {
- fractionProtons = hInitFracPr->GetBinContent(xBinInit);
- }
- else {
- if (hFractionProtons->GetBinContent(slice) > 0 && hFractionProtons->GetBinError(slice) > 0) {
- fractionProtons = hFractionProtons->GetBinContent(slice);
- fractionErrorUpProtons = TMath::Min(1.0, fractionProtons +
- TMath::Max(minChange, nSigma * hFractionProtons->GetBinError(slice)));
- fractionErrorLowProtons = TMath::Max(0.0, fractionProtons -
- TMath::Max(minChange, nSigma * hFractionProtons->GetBinError(slice)));
- }
- }
-
- Double_t fractionElectrons = (takeIntoAccountMuons ? 0.01 : 0.02);
- Double_t fractionErrorUpElectrons = 1.;
- Double_t fractionErrorLowElectrons = 0.;
-
- if (initialiseWithFractionsFromFile) {
- fractionElectrons = hInitFracEl->GetBinContent(xBinInit);
- }
- else {
- if (hFractionElectrons->GetBinContent(slice) > 0 && hFractionElectrons->GetBinError(slice) > 0) {
- fractionElectrons = hFractionElectrons->GetBinContent(slice);
- fractionErrorUpElectrons = TMath::Min(1.0, fractionElectrons +
- TMath::Max(minChange, nSigma * hFractionElectrons->GetBinError(slice)));
- fractionErrorLowElectrons = TMath::Max(0.0, fractionElectrons -
- TMath::Max(minChange, nSigma * hFractionElectrons->GetBinError(slice)));
- }
- }
-
- Double_t fractionMuons = (takeIntoAccountMuons ? 0.01 : 0.);
- Double_t fractionErrorUpMuons = 1.;
- Double_t fractionErrorLowMuons = 0.;
- if (!takeIntoAccountMuons) {
- fractionErrorUpMuons = 0.;
- fractionErrorLowMuons = 0.;
- }
- else {
- if (initialiseWithFractionsFromFile) {
- fractionMuons = hInitFracMu->GetBinContent(xBinInit);
- }
- else {
- if (hFractionMuons->GetBinContent(slice) > 0 && hFractionMuons->GetBinError(slice) > 0) {
- fractionMuons = hFractionMuons->GetBinContent(slice);
- fractionErrorUpMuons = TMath::Min(1.0, fractionMuons + TMath::Max(minChange, nSigma * hFractionMuons->GetBinError(slice)));
- fractionErrorLowMuons = TMath::Max(0.0, fractionMuons - TMath::Max(minChange, nSigma * hFractionMuons->GetBinError(slice)));
- }
- }
- }
-
- Double_t gausParamsPi[nPar] = {
- fractionPions,
- fractionKaons,
- fractionProtons,
- fractionElectrons,
- fractionMuons,
- allDeltaPion,
- 0,
- 0,
- 0,
- 0,
- 0
- };
-
- Double_t gausParamsEl[nPar] = {
- fractionPions,
- fractionKaons,
- fractionProtons,
- fractionElectrons,
- fractionMuons,
- allDeltaElectron,
- 0,
- 0,
- 0,
- 0,
- 0
- };
-
- Double_t gausParamsKa[nPar] = {
- fractionPions,
- fractionKaons,
- fractionProtons,
- fractionElectrons,
- fractionMuons,
- allDeltaKaon,
- 0,
- 0,
- 0,
- 0,
- 0
- };
-
- Double_t gausParamsPr[nPar] = {
- fractionPions,
- fractionKaons,
- fractionProtons,
- fractionElectrons,
- fractionMuons,
- allDeltaProton,
- 0,
- 0,
- 0,
- 0,
- 0
- };
-
- Double_t lowParLimitsPi[nPar] = {
- fractionErrorLowPions,
- fractionErrorLowKaons,
- fractionErrorLowProtons,
- fractionErrorLowElectrons,
- fractionErrorLowMuons,
- allDeltaPion,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance
- };
-
- Double_t lowParLimitsEl[nPar] = {
- fractionErrorLowPions,
- fractionErrorLowKaons,
- fractionErrorLowProtons,
- fractionErrorLowElectrons,
- fractionErrorLowMuons,
- allDeltaElectron,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance
- };
-
- Double_t lowParLimitsKa[nPar] = {
- fractionErrorLowPions,
- fractionErrorLowKaons,
- fractionErrorLowProtons,
- fractionErrorLowElectrons,
- fractionErrorLowMuons,
- allDeltaKaon,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance
- };
-
- Double_t lowParLimitsPr[nPar] = {
- fractionErrorLowPions,
- fractionErrorLowKaons,
- fractionErrorLowProtons,
- fractionErrorLowElectrons,
- fractionErrorLowMuons,
- allDeltaProton,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance,
- -peakTolerance
- -peakTolerance
- };
-
-
- Double_t upParLimitsPi[nPar] = {
- fractionErrorUpPions,
- fractionErrorUpKaons,
- fractionErrorUpProtons,
- fractionErrorUpElectrons,
- fractionErrorUpMuons,
- allDeltaPion,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance
- };
-
- Double_t upParLimitsEl[nPar] = {
- fractionErrorUpPions,
- fractionErrorUpKaons,
- fractionErrorUpProtons,
- fractionErrorUpElectrons,
- fractionErrorUpMuons,
- allDeltaElectron,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance
- };
-
- Double_t upParLimitsKa[nPar] = {
- fractionErrorUpPions,
- fractionErrorUpKaons,
- fractionErrorUpProtons,
- fractionErrorUpElectrons,
- fractionErrorUpMuons,
- allDeltaKaon,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance
- };
-
- Double_t upParLimitsPr[nPar] = {
- fractionErrorUpPions,
- fractionErrorUpKaons,
- fractionErrorUpProtons,
- fractionErrorUpElectrons,
- fractionErrorUpMuons,
- allDeltaProton,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- peakTolerance,
- };
-
- Double_t stepSize[nPar] = {
- 0.1,
- 0.1,
- 0.1,
- 0.1,
- (takeIntoAccountMuons ? 0.1 : 0.),
-
- 0.0,
-
- enableShift ? shiftStepSize : 0.,
- enableShift ? shiftStepSize : 0.,
- enableShift ? shiftStepSize : 0.,
- enableShift ? shiftStepSize : 0.,
- (enableShift && takeIntoAccountMuons) ? shiftStepSize : 0.
- };
-
-
- Double_t gausParamsSimultaneousFit[nParSimultaneousFit] = {
- fractionPions,
- fractionKaons,
- fractionProtons,
- fractionElectrons,
- fractionMuons,
- totalYield
- // No shifts because they do not make too much sense (different eta + possible deviations from Bethe-Bloch in one x-Bin)
- };
-
- Double_t lowParLimitsSimultaneousFit[nParSimultaneousFit] = {
- fractionErrorLowPions,
- fractionErrorLowKaons,
- fractionErrorLowProtons,
- fractionErrorLowElectrons,
- fractionErrorLowMuons,
- totalYield
- };
-
- Double_t upParLimitsSimultaneousFit[nParSimultaneousFit] = {
- fractionErrorUpPions,
- fractionErrorUpKaons,
- fractionErrorUpProtons,
- fractionErrorUpElectrons,
- fractionErrorUpMuons,
- totalYield
- };
-
- Double_t stepSizeSimultaneousFit[nParSimultaneousFit] = {
- 0.1,
- 0.1,
- 0.1,
- 0.1,
- (takeIntoAccountMuons ? 0.1 : 0.),
-
- 0.0
- };
-
- if (regularisation <= 0 && iter == 1) {
- // In case of no regularisation, do the fit of the electron fraction here (compare comment below)
- if (mode == kPMpT && slice == electronFractionThresholdBinForFitting)
- hFractionElectrons->Fit(fElectronFraction, "N", "", lowFittingBoundElectronFraction, electronFractionThresholdForFitting);
- }
-
- if ((regularisation > 0 && iter == 0) || (regularisation <= 0 && iter == 1)) {
- // Set the electron fraction to the negative pT -> A function will be used
- // to evaluate the electron fraction for each bin above the threshold
- if(mode == kPMpT && slice >= electronFractionThresholdBinForFitting) {
- // In case of no regularisation, mathFit has no information about the fraction of other x bins.
- // Thus, the electron fraction is evaluated and set here. For the case w/ regularisation,
- // just "-pT" is set and the electron fraction will be evaluated during the fit.
- Double_t fixElectronFraction = (regularisation <= 0) ? fElectronFraction->Eval((binsPt[slice + 1] + binsPt[slice]) / 2.)
- : -(binsPt[slice + 1] + binsPt[slice]) / 2.;
-
- if (regularisation <= 0) {
- fixElectronFraction = TMath::Min(1.0, fixElectronFraction);
- fixElectronFraction = TMath::Max(0.0, fixElectronFraction);
- }
-
- gausParamsPi[3] = fixElectronFraction;
- lowParLimitsPi[3] = fixElectronFraction;
- upParLimitsPi[3] = fixElectronFraction;
-
- gausParamsEl[3] = fixElectronFraction;
- lowParLimitsEl[3] = fixElectronFraction;
- upParLimitsEl[3] = fixElectronFraction;
-
- gausParamsKa[3] = fixElectronFraction;
- lowParLimitsKa[3] = fixElectronFraction;
- upParLimitsKa[3] = fixElectronFraction;
-
- gausParamsPr[3] = fixElectronFraction;
- lowParLimitsPr[3] = fixElectronFraction;
- upParLimitsPr[3] = fixElectronFraction;
-
- stepSize[3] = 0.0;
-
- gausParamsSimultaneousFit[3] = fixElectronFraction;
- lowParLimitsSimultaneousFit[3] = fixElectronFraction;
- upParLimitsSimultaneousFit[3] = fixElectronFraction;
-
- stepSizeSimultaneousFit[3] = 0.0;
- }
-
-
- // Set muon fraction equal to (some modified) electron fraction above some threshold, which should be a reasonable approximation:
- // Fixed muon fraction < 0 does this job within the fitting functions
- if(mode != kPMpT || slice >= muonFractionThresholdBinForFitting) {
- // "Abuse" the muon fraction to forward the pT, which can then be used to get some modified electron fraction
- const Double_t fixedValue = -(binsPt[slice] + binsPt[slice + 1]) / 2.;
- gausParamsPi[4] = fixedValue;
- lowParLimitsPi[4] = fixedValue;
- upParLimitsPi[4] = fixedValue;
-
- gausParamsEl[4] = fixedValue;
- lowParLimitsEl[4] = fixedValue;
- upParLimitsEl[4] = fixedValue;
-
- gausParamsKa[4] = fixedValue;
- lowParLimitsKa[4] = fixedValue;
- upParLimitsKa[4] = fixedValue;
-
- gausParamsPr[4] = fixedValue;
- lowParLimitsPr[4] = fixedValue;
- upParLimitsPr[4] = fixedValue;
-
- stepSize[4] = 0.;
-
- gausParamsSimultaneousFit[4] = fixedValue;
- lowParLimitsSimultaneousFit[4] = fixedValue;
- upParLimitsSimultaneousFit[4] = fixedValue;
-
- stepSizeSimultaneousFit[4] = 0.0;
- }
- }
-
- // iter 0 used for initialisation
- if (regularisation > 0 && iter == 0) {
- const Int_t offset = currXbin * mathFit->GetNumParametersPerXbin();
- for (Int_t i = 0; i < mathFit->GetNumParametersPerXbin(); i++) {
- gausParamsSimultaneousFitRegularised[offset + i] = gausParamsSimultaneousFit[i];
- lowParLimitsSimultaneousFitRegularised[offset + i] = lowParLimitsSimultaneousFit[i];
- upParLimitsSimultaneousFitRegularised[offset + i] = upParLimitsSimultaneousFit[i];
- stepSizeSimultaneousFitRegularised[offset + i] = stepSizeSimultaneousFit[i];
- }
- }
-
-
- if (iter == 1) {
- // The parameters are only used for fitMethod < 2. Thus, they can be set for these methods,
- // although a different method is used
- totalDeltaPion->SetParameters(gausParamsPi);
- totalDeltaElectron->SetParameters(gausParamsEl);
- totalDeltaKaon->SetParameters(gausParamsKa);
- totalDeltaProton->SetParameters(gausParamsPr);
- }
-
- const TString binInfo = (mode == kPMpT) ? Form("%.2f_Pt_%.2f", binsPt[slice], binsPt[slice + 1])
- : Form("%.2f_%s_%.2f", hFractionPions->GetXaxis()->GetBinLowEdge(slice + 1),
- modeShortName[mode].Data(), hFractionPions->GetXaxis()->GetBinUpEdge(slice + 1));
-
- const TString binInfoTitle = (mode == kPMpT) ? Form("%.2f < Pt <%.2f", binsPt[slice], binsPt[slice + 1])
- : Form("%.2f < %s < %.2f", hFractionPions->GetXaxis()->GetBinLowEdge(slice + 1),
- modeShortName[mode].Data(),
- hFractionPions->GetXaxis()->GetBinUpEdge(slice + 1));
-
- const TString fitFuncSuffix = (mode == kPMpT) ? Form("%.3f_Pt_%.3f", binsPt[slice], binsPt[slice + 1])
- : Form("%.3f_%s_%.3f", hFractionPions->GetXaxis()->GetBinLowEdge(slice + 1),
- modeShortName[mode].Data(),
- hFractionPions->GetXaxis()->GetBinUpEdge(slice + 1));
-
- if (iter == 1) {
- for (Int_t species = 0; species < 4; species++) {
- cSingleFit[slice][species] = new TCanvas(Form("cSingleFit_%s_%s", binInfo.Data(), speciesLabel[species].Data()),
- Form("single fit for %s (%s)", binInfoTitle.Data(), speciesLabel[species].Data()),
- 1366, 768);
- cSingleFit[slice][species]->Divide(1, 2, 0.01, 0.);
- cSingleFit[slice][species]->GetPad(1)->SetRightMargin(0.001);
- cSingleFit[slice][species]->GetPad(2)->SetRightMargin(0.001);
- cSingleFit[slice][species]->GetPad(1)->SetTopMargin(0.001);
- cSingleFit[slice][species]->GetPad(2)->SetTopMargin(0.01);
- cSingleFit[slice][species]->GetPad(1)->SetBottomMargin(0.01);
-
- cSingleFit[slice][species]->GetPad(1)->SetGridx(kTRUE);
- cSingleFit[slice][species]->GetPad(2)->SetGridx(kTRUE);
- cSingleFit[slice][species]->GetPad(1)->SetGridy(kTRUE);
- cSingleFit[slice][species]->GetPad(2)->SetGridy(kTRUE);
-
- cSingleFit[slice][species]->GetPad(1)->SetLogy(kTRUE);
- cSingleFit[slice][species]->GetPad(1)->SetLogx(kTRUE);
- cSingleFit[slice][species]->GetPad(2)->SetLogx(kTRUE);
- }
- }
-
- // Problem: For p < 0.5 GeV/c, the fractions cannot be simply taken from the parameters because
- // not all entries of the histogram are inside the considered range.
- // Also: Small deviations of summed fractions from one if taking the fractions from different Delta species histos.
- // Therefore: Add up the integrals of the individual fits (\Delta species) and take the fraction of the sum
- Double_t integralTotal = 0;
- Double_t integralPions = 0, integralKaons = 0, integralProtons = 0, integralElectrons = 0, integralMuons = 0;
-
- Double_t integralPionsDeltaPion = 0, integralPionsDeltaElectron = 0, integralPionsDeltaKaon = 0, integralPionsDeltaProton = 0;
- Double_t integralElectronsDeltaPion = 0, integralElectronsDeltaElectron = 0, integralElectronsDeltaKaon = 0,
- integralElectronsDeltaProton = 0;
- Double_t integralKaonsDeltaPion = 0, integralKaonsDeltaElectron = 0, integralKaonsDeltaKaon = 0, integralKaonsDeltaProton = 0;
- Double_t integralProtonsDeltaPion = 0, integralProtonsDeltaElectron = 0, integralProtonsDeltaKaon = 0,
- integralProtonsDeltaProton = 0;
- Double_t integralMuonsDeltaPion = 0, integralMuonsDeltaElectron = 0, integralMuonsDeltaKaon = 0, integralMuonsDeltaProton = 0;
-
- /*
- Double_t integralErrorPions = 0, integralErrorKaons = 0, integralErrorProtons = 0, integralErrorElectrons = 0;
-
- Double_t integralErrorPionsDeltaPion = 0, integralErrorPionsDeltaElectron = 0, integralErrorPionsDeltaKaon = 0,
- integralErrorPionsDeltaProton = 0;
- Double_t integralErrorElectronsDeltaPion = 0, integralErrorElectronsDeltaElectron = 0, integralErrorElectronsDeltaKaon = 0,
- integralErrorElectronsDeltaProton = 0;
- Double_t integralErrorKaonsDeltaPion = 0, integralErrorKaonsDeltaElectron = 0, integralErrorKaonsDeltaKaon = 0,
- integralErrorKaonsDeltaProton = 0;
- Double_t integralErrorProtonsDeltaPion = 0, integralErrorProtonsDeltaElectron = 0, integralErrorProtonsDeltaKaon = 0,
- integralErrorProtonsDeltaProton = 0;
-
- Double_t integralErrorTotalDeltaPion = 0, integralErrorTotalDeltaElectron = 0, integralErrorTotalDeltaKaon = 0;
- Double_t integralErrorTotalDeltaProton = 0;
- */
-
- Int_t errFlag = 0;
-
- // Reset temp arrays for next slice
- for (Int_t ind = 0; ind < nParUsed; ind++)
- parameterErrorsOut[ind] = 0;
-
- // Do not reset, if regularisation is on and the fit is done because the covariance matrix
- // will not be changed anymore in this case. On the other hand it will only be calculated once,
- // so resetting it would mean that is not available anymore.
- if (regularisation <= 0 || !regularisedFitDone) {
- for (Int_t i = 0; i < nParUsed; i++) {
- for (Int_t j = 0; j < nParUsed; j++) {
- covMatrix[i][j] = 0;
- }
- }
- }
-
- Double_t reducedChiSquare = -1;
-
- if (fitMethod == 2) {
- if (regularisation <= 0 && iter == 1)
- std::cout << "Fitting data simultaneously...." << std::endl << std::endl;
-
- // Add ref histos in initialisation step (w/ reg) or in the only loop (w/o reg)
- if ((regularisation > 0 && iter == 0) || (regularisation <= 0 && iter == 1)) {
-
- if (regularisation <= 0)
- mathFit->ClearRefHistos();
-
- mathFit->AddRefHisto(hGenDeltaPiForPiProj);
- mathFit->AddRefHisto(hGenDeltaPiForKaProj);
- mathFit->AddRefHisto(hGenDeltaPiForPrProj);
- mathFit->AddRefHisto(hGenDeltaPiForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaPiForMuProj);
-
- mathFit->AddRefHisto(hGenDeltaKaForPiProj);
- mathFit->AddRefHisto(hGenDeltaKaForKaProj);
- mathFit->AddRefHisto(hGenDeltaKaForPrProj);
- mathFit->AddRefHisto(hGenDeltaKaForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaKaForMuProj);
-
- mathFit->AddRefHisto(hGenDeltaPrForPiProj);
- mathFit->AddRefHisto(hGenDeltaPrForKaProj);
- mathFit->AddRefHisto(hGenDeltaPrForPrProj);
- mathFit->AddRefHisto(hGenDeltaPrForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaPrForMuProj);
-
- mathFit->AddRefHisto(hGenDeltaElForPiProj);
- mathFit->AddRefHisto(hGenDeltaElForKaProj);
- mathFit->AddRefHisto(hGenDeltaElForPrProj);
- mathFit->AddRefHisto(hGenDeltaElForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaElForMuProj);
-
- // In reg case, fill in the data for this bin and continue with the nex bin
- if (regularisation > 0) {
- TH1D* hDeltaSpecies[numSimultaneousFits] = { hDeltaPi[slice], hDeltaKa[slice], hDeltaPr[slice], hDeltaEl[slice] };
-
- for (Int_t i = 0; i < numSimultaneousFits; i++) {
- mathFit->InputData(hDeltaSpecies[i], currXbin, i, xLow, xUp, -1., kFALSE);
- }
-
- currXbin++;
- continue;
- }
- }
-
- if (regularisation > 0 && iter == 1 && !regularisedFitDone) {
- std::cout << "Fitting data simultaneously with regularisation...." << std::endl << std::endl;
-
- // TODO At the moment, the covariance matrix is NOT forwarded from TMinuit (has completely different dimensions)
- // -> Since it is not used at the moment, this is not necessary. If it is to be used in future,
- // this has to be implemented! But one has to be careful, since parameters from different bins then
- // depend on each other! Furthermore, there will be no errors for fixed parameters like muon fraction or electron fraction
- // above the corresponding threshold in the covariance matrix, but an estimated error will be set manually.
- errFlag = errFlag | doSimultaneousFitRegularised(nParSimultaneousFitRegularised, gausParamsSimultaneousFitRegularised,
- parameterErrorsOutRegularised, &covMatrix[0][0],
- stepSizeSimultaneousFitRegularised,
- lowParLimitsSimultaneousFitRegularised,
- upParLimitsSimultaneousFitRegularised, reducedChiSquare);
- if (errFlag != 0)
- std::cout << "errFlag " << errFlag << std::endl << std::endl;
-
- reducedChiSquareRegularisation = reducedChiSquare;
-
- // Since everything is fitted in one go, only do this for the first x bin
- // (more convenient to put the fitting in the x bin loop in order to intialise
- // the parameters in the same way they are initialised for the fit w/o regularisation.
- regularisedFitDone = kTRUE;
- }
-
- if (regularisation > 0 && iter == 1) {
- // To allow for an identical processing, just forward the parameter results for the current xBin to the
- // array used by the standard simultaneous fit. The rest of the code is then the same for regularisation on and off
-
- for (Int_t i = 0; i < mathFit->GetNumParametersPerXbin(); i++) {
- const Int_t iRegularised = i + currXbin * mathFit->GetNumParametersPerXbin();
-
- gausParamsSimultaneousFit[i] = gausParamsSimultaneousFitRegularised[iRegularised];
- parameterErrorsOut[i] = parameterErrorsOutRegularised[iRegularised];
- }
-
- // Same reducedChiSquare for all bins, since only one fit
- reducedChiSquare = reducedChiSquareRegularisation;
-
-
- // Also clear reference histos and load those for the current bin
- mathFit->ClearRefHistos();
-
- mathFit->AddRefHisto(hGenDeltaPiForPiProj);
- mathFit->AddRefHisto(hGenDeltaPiForKaProj);
- mathFit->AddRefHisto(hGenDeltaPiForPrProj);
- mathFit->AddRefHisto(hGenDeltaPiForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaPiForMuProj);
-
- mathFit->AddRefHisto(hGenDeltaKaForPiProj);
- mathFit->AddRefHisto(hGenDeltaKaForKaProj);
- mathFit->AddRefHisto(hGenDeltaKaForPrProj);
- mathFit->AddRefHisto(hGenDeltaKaForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaKaForMuProj);
-
- mathFit->AddRefHisto(hGenDeltaPrForPiProj);
- mathFit->AddRefHisto(hGenDeltaPrForKaProj);
- mathFit->AddRefHisto(hGenDeltaPrForPrProj);
- mathFit->AddRefHisto(hGenDeltaPrForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaPrForMuProj);
-
- mathFit->AddRefHisto(hGenDeltaElForPiProj);
- mathFit->AddRefHisto(hGenDeltaElForKaProj);
- mathFit->AddRefHisto(hGenDeltaElForPrProj);
- mathFit->AddRefHisto(hGenDeltaElForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaElForMuProj);
- }
-
-
- if (regularisation <= 0) {
- TH1D* hDeltaSpecies[numSimultaneousFits] = { hDeltaPi[slice], hDeltaKa[slice], hDeltaPr[slice], hDeltaEl[slice] };
- errFlag = errFlag |
- doSimultaneousFit(hDeltaSpecies, xLow, xUp, nParSimultaneousFit, gausParamsSimultaneousFit, parameterErrorsOut,
- &covMatrix[0][0], stepSizeSimultaneousFit, lowParLimitsSimultaneousFit,
- upParLimitsSimultaneousFit, reducedChiSquare);
- }
-
- // Forward parameters to single fits
- for (Int_t parIndex = 0; parIndex < nPar; parIndex++) {
- // Fractions
- if (parIndex <= 4) {
- totalDeltaPion->SetParameter(parIndex, gausParamsSimultaneousFit[parIndex]);
- totalDeltaPion->SetParError(parIndex, parameterErrorsOut[parIndex]);
-
- totalDeltaKaon->SetParameter(parIndex, gausParamsSimultaneousFit[parIndex]);
- totalDeltaKaon->SetParError(parIndex, parameterErrorsOut[parIndex]);
-
- totalDeltaProton->SetParameter(parIndex, gausParamsSimultaneousFit[parIndex]);
- totalDeltaProton->SetParError(parIndex, parameterErrorsOut[parIndex]);
-
- totalDeltaElectron->SetParameter(parIndex, gausParamsSimultaneousFit[parIndex]);
- totalDeltaElectron->SetParError(parIndex, parameterErrorsOut[parIndex]);
- }
- // Total yield
- else if (parIndex == 5) {
- totalDeltaPion->SetParameter(parIndex, totalYield);
- totalDeltaPion->SetParError(parIndex, 0);
-
- totalDeltaKaon->SetParameter(parIndex, totalYield);
- totalDeltaKaon->SetParError(parIndex, 0);
-
- totalDeltaProton->SetParameter(parIndex, totalYield);
- totalDeltaProton->SetParError(parIndex, 0);
-
- totalDeltaElectron->SetParameter(parIndex, totalYield);
- totalDeltaElectron->SetParError(parIndex, 0);
- }
- // Hist shifts
- else {
- totalDeltaPion->SetParameter(parIndex, 0);
- totalDeltaPion->SetParError(parIndex, 0);
-
- totalDeltaKaon->SetParameter(parIndex, 0);
- totalDeltaKaon->SetParError(parIndex, 0);
-
- totalDeltaProton->SetParameter(parIndex, 0);
- totalDeltaProton->SetParError(parIndex, 0);
-
- totalDeltaElectron->SetParameter(parIndex, 0);
- totalDeltaElectron->SetParError(parIndex, 0);
- }
- }
-
- const Bool_t useRegularisation = regularisation > 0;
-
- // Plot single fits
-
- Int_t binLow = -1;
- Int_t binHigh = -1;
-
- // DeltaPions
- cSingleFit[slice][2]->cd(1);
-
- hDeltaPi[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaPi[slice], binLow, binHigh);
- hDeltaPi[slice]->Draw("e");
-
- fitFuncTotalDeltaPion[slice] = (TF1*)totalDeltaPion->Clone(Form("Fit_Total_DeltaPion_%s", fitFuncSuffix.Data()));
-
- hDeltaPiFitQA[slice] = (TH1D*)hDeltaPi[slice]->Clone(Form("hDeltaPiFitQA_%d", slice));
- hDeltaPiFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaPiFitQA[slice]->Add(fitFuncTotalDeltaPion[slice], -1);
- hDeltaPiFitQA[slice]->Divide(hDeltaPi[slice]);
-
- hDeltaPi[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaPion[slice]);
- fitFuncTotalDeltaPion[slice]->Draw("same");
-
- Double_t* parametersOut = &totalDeltaPion->GetParameters()[0];
-
- hGenDeltaPiForPiProj->Scale(parametersOut[5] * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0)));
- shiftHist(hGenDeltaPiForPiProj, parametersOut[6], useRegularisation);
- hGenDeltaPiForPiProj->Draw("same");
-
- hGenDeltaPiForKaProj->Scale(parametersOut[5] * parametersOut[1]);
- shiftHist(hGenDeltaPiForKaProj, parametersOut[7], useRegularisation);
- hGenDeltaPiForKaProj->Draw("same");
-
- hGenDeltaPiForPrProj->Scale(parametersOut[5] * parametersOut[2]);
- shiftHist(hGenDeltaPiForPrProj, parametersOut[8], useRegularisation);
- hGenDeltaPiForPrProj->Draw("same");
-
- hGenDeltaPiForElProj->Scale(parametersOut[5] * parametersOut[3]);
- shiftHist(hGenDeltaPiForElProj, parametersOut[9], useRegularisation);
- hGenDeltaPiForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaPiForMuProj->Scale(parametersOut[5] * parametersOut[4]);
- shiftHist(hGenDeltaPiForMuProj, parametersOut[10], useRegularisation);
- hGenDeltaPiForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaPiMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaPiMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaPiMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaPiMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaPi[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][2]->cd(2);
- hDeltaPiFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaPiFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 3, reducedChiSquare);
-
- // TMatrixDSym covMatrixPi(nParUsed, &covMatrix[0][0]);
-
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kPi, parametersOut, parameterErrorsOut, hFractionPions,
- hFractionPionsDeltaPion, hFractionElectronsDeltaPion, hFractionKaonsDeltaPion,
- hFractionProtonsDeltaPion, hFractionMuonsDeltaPion, hYieldPions, hYieldPionsDeltaPion, hYieldElectronsDeltaPion,
- hYieldKaonsDeltaPion, hYieldProtonsDeltaPion, hYieldMuonsDeltaPion, normaliseResults);
-
- // Also set specific muon fractions and yields -> The deltaSpecies histos are not needed here: They will be set together with
- // the fraction and yields for all other species
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kMu, parametersOut, parameterErrorsOut, hFractionMuons,
- 0x0, 0x0, 0x0, 0x0, 0x0, hYieldMuons, 0x0, 0x0, 0x0, 0x0, 0x0, normaliseResults);
-
-
- // DeltaElectrons
- cSingleFit[slice][0]->cd(1);
-
- hDeltaEl[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaEl[slice], binLow, binHigh);
- hDeltaEl[slice]->Draw("e");
-
- fitFuncTotalDeltaElectron[slice] = (TF1*)totalDeltaElectron->Clone(Form("Fit_Total_DeltaElectron_%s", fitFuncSuffix.Data()));
-
- hDeltaElFitQA[slice] = (TH1D*)hDeltaEl[slice]->Clone(Form("hDeltaElFitQA_%d", slice));
- hDeltaElFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaElFitQA[slice]->Add(fitFuncTotalDeltaElectron[slice], -1);
- hDeltaElFitQA[slice]->Divide(hDeltaEl[slice]);
-
- hDeltaEl[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaElectron[slice]);
- fitFuncTotalDeltaElectron[slice]->Draw("same");
-
- parametersOut = &totalDeltaElectron->GetParameters()[0];
-
- hGenDeltaElForPiProj->Scale(parametersOut[5] * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0)));
- shiftHist(hGenDeltaElForPiProj, parametersOut[6], useRegularisation);
- hGenDeltaElForPiProj->Draw("same");
-
- hGenDeltaElForKaProj->Scale(parametersOut[5] * parametersOut[1]);
- shiftHist(hGenDeltaElForKaProj, parametersOut[7], useRegularisation);
- hGenDeltaElForKaProj->Draw("same");
-
- hGenDeltaElForPrProj->Scale(parametersOut[5] * parametersOut[2]);
- shiftHist(hGenDeltaElForPrProj, parametersOut[8], useRegularisation);
- hGenDeltaElForPrProj->Draw("same");
-
- hGenDeltaElForElProj->Scale(parametersOut[5] * parametersOut[3]);
- shiftHist(hGenDeltaElForElProj, parametersOut[9], useRegularisation);
- hGenDeltaElForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaElForMuProj->Scale(parametersOut[5] * parametersOut[4]);
- shiftHist(hGenDeltaElForMuProj, parametersOut[10], useRegularisation);
- hGenDeltaElForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaElMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaElMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaElMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaElMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaEl[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][0]->cd(2);
- hDeltaElFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaElFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 1, reducedChiSquare);
-
- //TMatrixDSym covMatrixEl(nParUsed, &covMatrix[0][0]);
-
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kEl, parametersOut, parameterErrorsOut, hFractionElectrons,
- hFractionPionsDeltaElectron, hFractionElectronsDeltaElectron, hFractionKaonsDeltaElectron,
- hFractionProtonsDeltaElectron, hFractionMuonsDeltaElectron, hYieldElectrons, hYieldPionsDeltaElectron,
- hYieldElectronsDeltaElectron, hYieldKaonsDeltaElectron, hYieldProtonsDeltaElectron, hYieldMuonsDeltaElectron,
- normaliseResults);
-
-
-
- // DeltaKaons
- cSingleFit[slice][1]->cd(1);
-
- hDeltaKa[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaKa[slice], binLow, binHigh);
- hDeltaKa[slice]->Draw("e");
-
- fitFuncTotalDeltaKaon[slice] = (TF1*)totalDeltaKaon->Clone(Form("Fit_Total_DeltaKaon_%s", fitFuncSuffix.Data()));
-
- hDeltaKaFitQA[slice] = (TH1D*)hDeltaKa[slice]->Clone(Form("hDeltaKaFitQA_%d", slice));
- hDeltaKaFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaKaFitQA[slice]->Add(fitFuncTotalDeltaKaon[slice], -1);
- hDeltaKaFitQA[slice]->Divide(hDeltaKa[slice]);
-
- hDeltaKa[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaKaon[slice]);
- fitFuncTotalDeltaKaon[slice]->Draw("same");
-
- parametersOut = &totalDeltaKaon->GetParameters()[0];
-
- hGenDeltaKaForPiProj->Scale(parametersOut[5] * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0)));
- shiftHist(hGenDeltaKaForPiProj, parametersOut[6], useRegularisation);
- hGenDeltaKaForPiProj->Draw("same");
-
- hGenDeltaKaForKaProj->Scale(parametersOut[5] * parametersOut[1]);
- shiftHist(hGenDeltaKaForKaProj, parametersOut[7], useRegularisation);
- hGenDeltaKaForKaProj->Draw("same");
-
- hGenDeltaKaForPrProj->Scale(parametersOut[5] * parametersOut[2]);
- shiftHist(hGenDeltaKaForPrProj, parametersOut[8], useRegularisation);
- hGenDeltaKaForPrProj->Draw("same");
-
- hGenDeltaKaForElProj->Scale(parametersOut[5] * parametersOut[3]);
- shiftHist(hGenDeltaKaForElProj, parametersOut[9], useRegularisation);
- hGenDeltaKaForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaKaForMuProj->Scale(parametersOut[5] * parametersOut[4]);
- shiftHist(hGenDeltaKaForMuProj, parametersOut[10], useRegularisation);
- hGenDeltaKaForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaKaMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaKaMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaKaMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaKaMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaKa[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][1]->cd(2);
- hDeltaKaFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaKaFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 2, reducedChiSquare);
-
- //TMatrixDSym covMatrixKa(nParUsed, &covMatrix[0][0]);
-
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kKa, parametersOut, parameterErrorsOut, hFractionKaons,
- hFractionPionsDeltaKaon, hFractionElectronsDeltaKaon, hFractionKaonsDeltaKaon, hFractionProtonsDeltaKaon,
- hFractionMuonsDeltaKaon, hYieldKaons, hYieldPionsDeltaKaon, hYieldElectronsDeltaKaon, hYieldKaonsDeltaKaon,
- hYieldProtonsDeltaKaon, hYieldMuonsDeltaKaon, normaliseResults);
-
-
-
- // DeltaProtons
- cSingleFit[slice][3]->cd(1);
-
- hDeltaPr[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaPr[slice], binLow, binHigh);
- hDeltaPr[slice]->Draw("e");
-
- fitFuncTotalDeltaProton[slice] = (TF1*)totalDeltaProton->Clone(Form("Fit_Total_DeltaProton_%s", fitFuncSuffix.Data()));
-
- hDeltaPrFitQA[slice] = (TH1D*)hDeltaPr[slice]->Clone(Form("hDeltaPrFitQA_%d", slice));
- hDeltaPrFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaPrFitQA[slice]->Add(fitFuncTotalDeltaProton[slice], -1);
- hDeltaPrFitQA[slice]->Divide(hDeltaPr[slice]);
-
- hDeltaPr[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaProton[slice]);
-
- fitFuncTotalDeltaProton[slice]->Draw("same");
-
- parametersOut = &totalDeltaProton->GetParameters()[0];
-
- hGenDeltaPrForPiProj->Scale(parametersOut[5] * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0)));
- shiftHist(hGenDeltaPrForPiProj, parametersOut[6], useRegularisation);
- hGenDeltaPrForPiProj->Draw("same");
-
- hGenDeltaPrForKaProj->Scale(parametersOut[5] * parametersOut[1]);
- shiftHist(hGenDeltaPrForKaProj, parametersOut[7], useRegularisation);
- hGenDeltaPrForKaProj->Draw("same");
-
- hGenDeltaPrForPrProj->Scale(parametersOut[5] * parametersOut[2]);
- shiftHist(hGenDeltaPrForPrProj, parametersOut[8], useRegularisation);
- hGenDeltaPrForPrProj->Draw("same");
-
- hGenDeltaPrForElProj->Scale(parametersOut[5] * parametersOut[3]);
- shiftHist(hGenDeltaPrForElProj, parametersOut[9], useRegularisation);
- hGenDeltaPrForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaPrForMuProj->Scale(parametersOut[5] * parametersOut[4]);
- shiftHist(hGenDeltaPrForMuProj, parametersOut[10], useRegularisation);
- hGenDeltaPrForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaPrMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaPrMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaPrMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaPrMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaPr[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][3]->cd(2);
- hDeltaPrFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaPrFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 4, reducedChiSquare);
-
- //TMatrixDSym covMatrixPr(nParUsed, &covMatrix[0][0]);
-
- Double_t normalisationFactor = 1.0;
- normalisationFactor = setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kPr, parametersOut, parameterErrorsOut,
- hFractionProtons, hFractionPionsDeltaProton, hFractionElectronsDeltaProton,
- hFractionKaonsDeltaProton, hFractionProtonsDeltaProton, hFractionMuonsDeltaProton,
- hYieldProtons, hYieldPionsDeltaProton, hYieldElectronsDeltaProton,
- hYieldKaonsDeltaProton, hYieldProtonsDeltaProton, hYieldMuonsDeltaProton,
- normaliseResults);
-
- // Fractions are the same for all plots -> just take deltaPion as default
- Double_t sumFractions = hFractionPionsDeltaPion->GetBinContent(slice + 1) +
- hFractionElectronsDeltaPion->GetBinContent(slice + 1) + (takeIntoAccountMuons ? hFractionMuonsDeltaPion->GetBinContent(slice + 1) : 0.) +
- hFractionKaonsDeltaPion->GetBinContent(slice + 1) + hFractionProtonsDeltaPion->GetBinContent(slice + 1);
-
- hFractionSummed->SetBinContent(slice + 1, sumFractions);
- hFractionSummed->SetBinError(slice + 1,
- TMath::Sqrt(TMath::Power(hFractionPionsDeltaPion->GetBinError(slice + 1), 2) +
- TMath::Power(hFractionElectronsDeltaPion->GetBinError(slice + 1), 2) +
- (takeIntoAccountMuons ? TMath::Power(hFractionMuonsDeltaPion->GetBinError(slice + 1), 2) : 0.) +
- TMath::Power(hFractionKaonsDeltaPion->GetBinError(slice + 1), 2) +
- TMath::Power(hFractionProtonsDeltaPion->GetBinError(slice + 1), 2)));
-
- for (Int_t species = 0; species < 4; species++) {
- cSingleFit[slice][species]->Modified();
- cSingleFit[slice][species]->Update();
- }
-
-
- // Compute the to-pi ratios with proper error for the current slice
- // NOTE: error and covariance matrix are already scaled for the simultaneous fit
- // by mathFit (it was checked that all (i.e. also off-diagonal) matrix elements grow by fScaleError^2
- // NOTE 2: take the fractions and error from the histogram (takes correct muon and electrons fractions with errors set manually
- // in case of fixed fraction; the parameters are fixed, so the elements of the off-diagonal elements of the covariance matrix
- // remain zero!). The fractions are then also scaled to sum up to 1 (but correction factor usually close to unity).
- // The covariance matrix is NOT scaled like this. Therefore, scale the matrix elements accordingly.
- // If the normalisation is not done for the fractions, then this factor is unity by construction.
-
-
-
- Double_t covMatrixElementToPiForEl = 0.;
- Double_t covMatrixElementToPiForMu = 0.;
- Double_t covMatrixElementToPiForKa = 0.;
- Double_t covMatrixElementToPiForPr = 0.;
-
- // Get the correct covariance matrix elements and apply the normalisation factor
- Int_t parOffset = 0;
-
- // In case of regularisation, there is an offset with respect to the current slice
- if (useRegularisation)
- parOffset = currXbin * numParamsPerXbin;
-
-
- covMatrixElementToPiForEl = covMatrix[3 + parOffset][0 + parOffset] * normalisationFactor * normalisationFactor;
- covMatrixElementToPiForMu = covMatrix[4 + parOffset][0 + parOffset] * normalisationFactor * normalisationFactor;
- covMatrixElementToPiForKa = covMatrix[1 + parOffset][0 + parOffset] * normalisationFactor * normalisationFactor;
- covMatrixElementToPiForPr = covMatrix[2 + parOffset][0 + parOffset] * normalisationFactor * normalisationFactor;
-
- Double_t ratio = -999.;
- Double_t ratioError = 999.;
- Double_t currFractionSpecies = 0.;
- Double_t currFractionPions = 0.;
- Double_t currFractionErrorSpecies = 0.;
- Double_t currFractionErrorPions = 0.;
- Double_t covMatrixElementAB = 0.; // NOTE that there is only one covariance matrix (simultaneous fit!)
-
- currFractionPions = hFractionPions->GetBinContent(slice + 1);
- currFractionErrorPions = hFractionPions->GetBinError(slice + 1);
-
- // NOTE: Even in case of regularisation, when fractions of different bins become correlated, this does NOT change
- // the formula. Only the covariance matrix element for the considered fraction in the SAME slice needs to be taken
- // into account. Explanation: f = f(fracA_slice, fracB_slice), this means that \dell f / \dell fracA_slice+-1 = 0 (etc.).
- // So, the formula is the same, although the correlation between different slices is contained in the covariance matrix.
-
- // el-to-pi ratio
- currFractionSpecies = hFractionElectrons->GetBinContent(slice + 1);
- currFractionErrorSpecies = hFractionElectrons->GetBinError(slice + 1);
- covMatrixElementAB = covMatrixElementToPiForEl;
-
- GetRatioWithCorrelatedError(currFractionSpecies, currFractionPions, currFractionErrorSpecies, currFractionErrorPions,
- covMatrixElementAB, ratio, ratioError);
-
- hRatioToPiElectrons->SetBinContent(slice + 1, ratio);
- hRatioToPiElectrons->SetBinError(slice + 1, ratioError);
-
- // mu-to-pi ratio
- currFractionSpecies = hFractionMuons->GetBinContent(slice + 1);
- currFractionErrorSpecies = hFractionMuons->GetBinError(slice + 1);
- covMatrixElementAB = covMatrixElementToPiForMu;
-
- GetRatioWithCorrelatedError(currFractionSpecies, currFractionPions, currFractionErrorSpecies, currFractionErrorPions,
- covMatrixElementAB, ratio, ratioError);
-
- hRatioToPiMuons->SetBinContent(slice + 1, ratio);
- hRatioToPiMuons->SetBinError(slice + 1, ratioError);
-
-
- // K-to-pi ratio
- currFractionSpecies = hFractionKaons->GetBinContent(slice + 1);
- currFractionErrorSpecies = hFractionKaons->GetBinError(slice + 1);
- covMatrixElementAB = covMatrixElementToPiForKa;
-
- GetRatioWithCorrelatedError(currFractionSpecies, currFractionPions, currFractionErrorSpecies, currFractionErrorPions,
- covMatrixElementAB, ratio, ratioError);
-
- hRatioToPiKaons->SetBinContent(slice + 1, ratio);
- hRatioToPiKaons->SetBinError(slice + 1, ratioError);
-
-
- // p-to-pi ratio
- currFractionSpecies = hFractionProtons->GetBinContent(slice + 1);
- currFractionErrorSpecies = hFractionProtons->GetBinError(slice + 1);
- covMatrixElementAB = covMatrixElementToPiForPr;
-
- GetRatioWithCorrelatedError(currFractionSpecies, currFractionPions, currFractionErrorSpecies, currFractionErrorPions,
- covMatrixElementAB, ratio, ratioError);
-
- hRatioToPiProtons->SetBinContent(slice + 1, ratio);
- hRatioToPiProtons->SetBinError(slice + 1, ratioError);
-
- /*
- for (Int_t i = 0; i < nParUsed; i++) {
- for (Int_t j = 0; j < nParUsed; j++) {
- printf("\t%e", covMatrix[i][j]);
- }
- printf("\n");
- }
- */
-
- currXbin++;
- }
- //_____________________________________________________________________
- // Other methods without simultaneous fitting
- else {
- Int_t binLow = -1;
- Int_t binHigh = -1;
-
- // DeltaPions
-
- std::cout << "Fitting deltaPion...." << std::endl << std::endl;
-
- cSingleFit[slice][2]->cd(1);
-
- mathFit->ClearRefHistos();
- mathFit->AddRefHisto(hGenDeltaPiForPiProj);
- mathFit->AddRefHisto(hGenDeltaPiForKaProj);
- mathFit->AddRefHisto(hGenDeltaPiForPrProj);
- mathFit->AddRefHisto(hGenDeltaPiForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaPiForMuProj);
-
- errFlag = errFlag |
- doFit(hDeltaPi[slice], xLow, xUp, nPar, gausParamsPi, parameterErrorsOut, &covMatrix[0][0],
- stepSize, lowParLimitsPi, upParLimitsPi, totalDeltaPion, reducedChiSquare);
-
- hDeltaPi[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaPi[slice], binLow, binHigh);
- hDeltaPi[slice]->Draw("e");
-
- fitFuncTotalDeltaPion[slice] = (TF1*)totalDeltaPion->Clone(Form("Fit_Total_DeltaPion_%s", fitFuncSuffix.Data()));
-
- hDeltaPiFitQA[slice] = (TH1D*)hDeltaPi[slice]->Clone(Form("hDeltaPiFitQA_%d", slice));
- hDeltaPiFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaPiFitQA[slice]->Add(fitFuncTotalDeltaPion[slice], -1);
- hDeltaPiFitQA[slice]->Divide(hDeltaPi[slice]);
-
- hDeltaPi[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaPion[slice]);
- fitFuncTotalDeltaPion[slice]->Draw("same");
-
- Double_t* parametersOut = &gausParamsPi[0];
-
- hGenDeltaPiForPiProj->Scale(gausParamsPi[5] * (gausParamsPi[0] + (muonContamination ? gausParamsPi[3] : 0)));
- shiftHist(hGenDeltaPiForPiProj, gausParamsPi[6]);
- hGenDeltaPiForPiProj->Draw("same");
-
- hGenDeltaPiForKaProj->Scale(gausParamsPi[5] * gausParamsPi[1]);
- shiftHist(hGenDeltaPiForKaProj, gausParamsPi[7]);
- hGenDeltaPiForKaProj->Draw("same");
-
- hGenDeltaPiForPrProj->Scale(gausParamsPi[5] * gausParamsPi[2]);
- shiftHist(hGenDeltaPiForPrProj, gausParamsPi[8]);
- hGenDeltaPiForPrProj->Draw("same");
-
- hGenDeltaPiForElProj->Scale(gausParamsPi[5] * gausParamsPi[3]);
- shiftHist(hGenDeltaPiForElProj, gausParamsPi[9]);
- hGenDeltaPiForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaPiForMuProj->Scale(gausParamsPi[5] * gausParamsPi[4]);
- shiftHist(hGenDeltaPiForMuProj, gausParamsPi[10]);
- hGenDeltaPiForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaPiMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaPiMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaPiMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaPiMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaPi[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][2]->cd(2);
- hDeltaPiFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaPiFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 3, reducedChiSquare);
-
- TMatrixDSym covMatrixPi(nParUsed, &covMatrix[0][0]);
-
- if (fitMethod == 1) {
- // Histos are normalised => expression equals integral
- integralPions = allDeltaPion * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0));
- integralTotal += integralPions;
- if (takeIntoAccountMuons) {
- integralMuons = allDeltaPion * parametersOut[4];
- integralTotal += integralMuons;
- }
-
- /*
- integralErrorTotalDeltaPion = getErrorOfTotalIntegral(covMatrixPi) * allDeltaPion;
-
- integralErrorPions = getErrorOfPionIntegral(covMatrixPi) * allDeltaPion;
- */
-
- integralPionsDeltaPion = integralPions;
-
- // Compare comment above
- integralElectronsDeltaPion = allDeltaPion * parametersOut[3];
- integralKaonsDeltaPion = allDeltaPion * parametersOut[1];
- integralProtonsDeltaPion = allDeltaPion * parametersOut[2];
- integralMuonsDeltaPion = allDeltaPion * parametersOut[4];
-
- /*
- integralErrorPionsDeltaPion = integralErrorPions;
-
- integralErrorElectronsDeltaPion = allDeltaPion * parameterErrorsOut[3];
- integralErrorKaonsDeltaPion = allDeltaPion * parameterErrorsOut[1];
- integralErrorProtonsDeltaPion = allDeltaPion * parameterErrorsOut[2];
- */
- }
- else {
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kPi, parametersOut, parameterErrorsOut, hFractionPions,
- hFractionPionsDeltaPion, hFractionElectronsDeltaPion, hFractionKaonsDeltaPion,
- hFractionProtonsDeltaPion, hFractionMuonsDeltaPion, hYieldPions, hYieldPionsDeltaPion, hYieldElectronsDeltaPion,
- hYieldKaonsDeltaPion, hYieldProtonsDeltaPion, hYieldMuonsDeltaPion);
-
- // Also set specific muon fractions and yields -> The deltaSpecies histos are not needed here: They will be set together with
- // the fraction and yields for all other species
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kMu, parametersOut, parameterErrorsOut, hFractionMuons,
- 0x0, 0x0, 0x0, 0x0, 0x0, hYieldMuons, 0x0, 0x0, 0x0, 0x0, 0x0);
- }
-
-
- std::cout << std::endl << std::endl;
-
-
- // DeltaElectrons
-
- std::cout << "Fitting deltaElectron...." << std::endl << std::endl;
-
- cSingleFit[slice][0]->cd(1);
-
- mathFit->ClearRefHistos();
- mathFit->AddRefHisto(hGenDeltaElForPiProj);
- mathFit->AddRefHisto(hGenDeltaElForKaProj);
- mathFit->AddRefHisto(hGenDeltaElForPrProj);
- mathFit->AddRefHisto(hGenDeltaElForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaElForMuProj);
-
- errFlag = errFlag |
- doFit(hDeltaEl[slice], xLow, xUp, nPar, gausParamsEl, parameterErrorsOut, &covMatrix[0][0],
- stepSize, lowParLimitsEl, upParLimitsEl, totalDeltaElectron, reducedChiSquare);
-
- hDeltaEl[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaEl[slice], binLow, binHigh);
- hDeltaEl[slice]->Draw("e");
-
- fitFuncTotalDeltaElectron[slice] = (TF1*)totalDeltaElectron->Clone(Form("Fit_Total_DeltaElectron_%s", fitFuncSuffix.Data()));
-
- hDeltaElFitQA[slice] = (TH1D*)hDeltaEl[slice]->Clone(Form("hDeltaElFitQA_%d", slice));
- hDeltaElFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaElFitQA[slice]->Add(fitFuncTotalDeltaElectron[slice], -1);
- hDeltaElFitQA[slice]->Divide(hDeltaEl[slice]);
-
- hDeltaEl[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaElectron[slice]);
- fitFuncTotalDeltaElectron[slice]->Draw("same");
-
- parametersOut = &gausParamsEl[0];
-
- hGenDeltaElForPiProj->Scale(gausParamsEl[5] * (gausParamsEl[0] + (muonContamination ? gausParamsEl[3] : 0)));
- shiftHist(hGenDeltaElForPiProj, gausParamsEl[6]);
- hGenDeltaElForPiProj->Draw("same");
-
- hGenDeltaElForKaProj->Scale(gausParamsEl[5] * gausParamsEl[1]);
- shiftHist(hGenDeltaElForKaProj, gausParamsEl[7]);
- hGenDeltaElForKaProj->Draw("same");
-
- hGenDeltaElForPrProj->Scale(gausParamsEl[5] * gausParamsEl[2]);
- shiftHist(hGenDeltaElForPrProj, gausParamsEl[8]);
- hGenDeltaElForPrProj->Draw("same");
-
- hGenDeltaElForElProj->Scale(gausParamsEl[5] * gausParamsEl[3]);
- shiftHist(hGenDeltaElForElProj, gausParamsEl[9]);
- hGenDeltaElForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaElForMuProj->Scale(gausParamsEl[5] * gausParamsEl[4]);
- shiftHist(hGenDeltaElForMuProj, gausParamsEl[10]);
- hGenDeltaElForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaElMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaElMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaElMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaElMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaEl[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][0]->cd(2);
- hDeltaElFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaElFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 1, reducedChiSquare);
-
- TMatrixDSym covMatrixEl(nParUsed, &covMatrix[0][0]);
-
- if (fitMethod == 1) {
- integralElectrons = allDeltaElectron * parametersOut[3]; // Histos are normalised => expression equals integral
- integralTotal += integralElectrons;
-
- /*
- integralErrorTotalDeltaElectron = getErrorOfTotalIntegral(covMatrixEl) * allDeltaElectron;
-
- integralErrorElectrons = allDeltaElectron * parameterErrorsOut[3];
- */
-
- // Factor 2 in case of takeIntoAccountMuons will be applied below
- integralElectronsDeltaElectron = integralElectrons;
-
- // Compare comment above
- integralPionsDeltaElectron = allDeltaElectron * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0));
- integralKaonsDeltaElectron = allDeltaElectron * parametersOut[1];
- integralProtonsDeltaElectron = allDeltaElectron * parametersOut[2];
- integralMuonsDeltaElectron = allDeltaElectron * parametersOut[4];
-
-
- /*
- integralErrorElectronsDeltaElectron = integralErrorElectrons;
-
- integralErrorPionsDeltaElectron = getErrorOfPionIntegral(covMatrixEl) * allDeltaElectron;
- integralErrorKaonsDeltaElectron = allDeltaElectron * parameterErrorsOut[1];
- integralErrorProtonsDeltaElectron = allDeltaElectron * parameterErrorsOut[2];
- */
- }
- else {
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kEl, parametersOut, parameterErrorsOut, hFractionElectrons,
- hFractionPionsDeltaElectron, hFractionElectronsDeltaElectron, hFractionKaonsDeltaElectron,
- hFractionProtonsDeltaElectron, hFractionMuonsDeltaElectron, hYieldElectrons, hYieldPionsDeltaElectron,
- hYieldElectronsDeltaElectron, hYieldKaonsDeltaElectron, hYieldProtonsDeltaElectron, hYieldMuonsDeltaElectron);
- }
-
- std::cout << std::endl << std::endl;
-
- // DeltaKaons
-
- std::cout << "Fitting deltaKaon...." << std::endl << std::endl;
-
- cSingleFit[slice][1]->cd(1);
-
- mathFit->ClearRefHistos();
- mathFit->AddRefHisto(hGenDeltaKaForPiProj);
- mathFit->AddRefHisto(hGenDeltaKaForKaProj);
- mathFit->AddRefHisto(hGenDeltaKaForPrProj);
- mathFit->AddRefHisto(hGenDeltaKaForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaKaForMuProj);
-
- errFlag = errFlag |
- doFit(hDeltaKa[slice], xLow, xUp, nPar, gausParamsKa, parameterErrorsOut, &covMatrix[0][0],
- stepSize, lowParLimitsKa, upParLimitsKa, totalDeltaKaon, reducedChiSquare);
-
- hDeltaKa[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaKa[slice], binLow, binHigh);
- hDeltaKa[slice]->Draw("e");
-
- fitFuncTotalDeltaKaon[slice] = (TF1*)totalDeltaKaon->Clone(Form("Fit_Total_DeltaKaon_%s", fitFuncSuffix.Data()));
-
- hDeltaKaFitQA[slice] = (TH1D*)hDeltaKa[slice]->Clone(Form("hDeltaKaFitQA_%d", slice));
- hDeltaKaFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaKaFitQA[slice]->Add(fitFuncTotalDeltaKaon[slice], -1);
- hDeltaKaFitQA[slice]->Divide(hDeltaKa[slice]);
-
- hDeltaKa[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaKaon[slice]);
- fitFuncTotalDeltaKaon[slice]->Draw("same");
-
- parametersOut = &gausParamsKa[0];
-
- hGenDeltaKaForPiProj->Scale(gausParamsKa[5] * (gausParamsKa[0] + (muonContamination ? gausParamsKa[3] : 0)));
- shiftHist(hGenDeltaKaForPiProj, gausParamsKa[6]);
- hGenDeltaKaForPiProj->Draw("same");
-
- hGenDeltaKaForKaProj->Scale(gausParamsKa[5] * gausParamsKa[1]);
- shiftHist(hGenDeltaKaForKaProj, gausParamsKa[7]);
- hGenDeltaKaForKaProj->Draw("same");
-
- hGenDeltaKaForPrProj->Scale(gausParamsKa[5] * gausParamsKa[2]);
- shiftHist(hGenDeltaKaForPrProj, gausParamsKa[8]);
- hGenDeltaKaForPrProj->Draw("same");
-
- hGenDeltaKaForElProj->Scale(gausParamsKa[5] * gausParamsKa[3]);
- shiftHist(hGenDeltaKaForElProj, gausParamsKa[9]);
- hGenDeltaKaForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaKaForMuProj->Scale(gausParamsKa[5] * gausParamsKa[4]);
- shiftHist(hGenDeltaKaForMuProj, gausParamsKa[10]);
- hGenDeltaKaForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaKaMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaKaMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaKaMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaKaMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaKa[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][1]->cd(2);
- hDeltaKaFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaKaFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 2, reducedChiSquare);
-
- TMatrixDSym covMatrixKa(nParUsed, &covMatrix[0][0]);
-
- if (fitMethod == 1) {
- integralKaons = allDeltaKaon * parametersOut[1]; // Histos are normalised => expression equals integral
- integralTotal += integralKaons;
- /*
- integralErrorTotalDeltaKaon = getErrorOfTotalIntegral(covMatrixKa) * allDeltaKaon;
-
- integralErrorKaons = allDeltaKaon * parameterErrorsOut[1];
- */
-
-
- integralKaonsDeltaKaon = integralKaons;
-
- // Compare comment above
- integralPionsDeltaKaon = allDeltaKaon * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0));
- integralElectronsDeltaKaon = allDeltaKaon * parametersOut[3];
- integralProtonsDeltaKaon = allDeltaKaon * parametersOut[2];
- integralMuonsDeltaKaon = allDeltaKaon * parametersOut[4];
-
- /*
- integralErrorKaonsDeltaKaon = integralErrorKaons;
-
- integralErrorPionsDeltaKaon = getErrorOfPionIntegral(covMatrixKa) * allDeltaKaon;
- integralErrorElectronsDeltaKaon = allDeltaKaon * parameterErrorsOut[3];
- integralErrorProtonsDeltaKaon = allDeltaKaon * parameterErrorsOut[2];
- */
- }
- else {
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kKa, parametersOut, parameterErrorsOut, hFractionKaons,
- hFractionPionsDeltaKaon, hFractionElectronsDeltaKaon, hFractionKaonsDeltaKaon, hFractionProtonsDeltaKaon,
- hFractionMuonsDeltaKaon, hYieldKaons, hYieldPionsDeltaKaon, hYieldElectronsDeltaKaon, hYieldKaonsDeltaKaon,
- hYieldProtonsDeltaKaon, hYieldMuonsDeltaKaon);
- }
-
- std::cout << std::endl << std::endl;
-
-
- // DeltaProtons
-
- std::cout << "Fitting deltaProton...." << std::endl << std::endl;
-
- cSingleFit[slice][3]->cd(1);
-
- mathFit->ClearRefHistos();
- mathFit->AddRefHisto(hGenDeltaPrForPiProj);
- mathFit->AddRefHisto(hGenDeltaPrForKaProj);
- mathFit->AddRefHisto(hGenDeltaPrForPrProj);
- mathFit->AddRefHisto(hGenDeltaPrForElProj);
- if (takeIntoAccountMuons)
- mathFit->AddRefHisto(hGenDeltaPrForMuProj);
-
- errFlag = errFlag |
- doFit(hDeltaPr[slice], xLow, xUp, nPar, gausParamsPr, parameterErrorsOut, &covMatrix[0][0],
- stepSize, lowParLimitsPr, upParLimitsPr, totalDeltaProton, reducedChiSquare);
-
- hDeltaPr[slice]->SetTitle("");
- SetReasonableXaxisRange(hDeltaPr[slice], binLow, binHigh);
- hDeltaPr[slice]->Draw("e");
-
- fitFuncTotalDeltaProton[slice] = (TF1*)totalDeltaProton->Clone(Form("Fit_Total_DeltaProton_%s", fitFuncSuffix.Data()));
-
- hDeltaPrFitQA[slice] = (TH1D*)hDeltaPr[slice]->Clone(Form("hDeltaPrFitQA_%d", slice));
- hDeltaPrFitQA[slice]->GetYaxis()->SetTitle("(Data - Fit) / Data");
- hDeltaPrFitQA[slice]->Add(fitFuncTotalDeltaProton[slice], -1);
- hDeltaPrFitQA[slice]->Divide(hDeltaPr[slice]);
-
- hDeltaPr[slice]->GetListOfFunctions()->Add(fitFuncTotalDeltaProton[slice]);
-
- fitFuncTotalDeltaProton[slice]->Draw("same");
-
- parametersOut = &gausParamsPr[0];
-
- hGenDeltaPrForPiProj->Scale(gausParamsPr[5] * (gausParamsPr[0] + (muonContamination ? gausParamsPr[3] : 0)));
- shiftHist(hGenDeltaPrForPiProj, gausParamsPr[6]);
- hGenDeltaPrForPiProj->Draw("same");
-
- hGenDeltaPrForKaProj->Scale(gausParamsPr[5] * gausParamsPr[1]);
- shiftHist(hGenDeltaPrForKaProj, gausParamsPr[7]);
- hGenDeltaPrForKaProj->Draw("same");
-
- hGenDeltaPrForPrProj->Scale(gausParamsPr[5] * gausParamsPr[2]);
- shiftHist(hGenDeltaPrForPrProj, gausParamsPr[8]);
- hGenDeltaPrForPrProj->Draw("same");
-
- hGenDeltaPrForElProj->Scale(gausParamsPr[5] * gausParamsPr[3]);
- shiftHist(hGenDeltaPrForElProj, gausParamsPr[9]);
- hGenDeltaPrForElProj->Draw("same");
-
- if (takeIntoAccountMuons) {
- hGenDeltaPrForMuProj->Scale(gausParamsPr[5] * gausParamsPr[4]);
- shiftHist(hGenDeltaPrForMuProj, gausParamsPr[10]);
- hGenDeltaPrForMuProj->Draw("same");
- }
-
- if (plotIdentifiedSpectra) {
- for (Int_t species = 0; species < 5; species++)
- hDeltaPrMC[slice][species]->Draw("same");
-
- // Draw histo for sum of MC muons and pions
- TH1D* hMCmuonsAndPions = new TH1D(*hDeltaPrMC[slice][kPi - 1]);
- hMCmuonsAndPions->Add(hDeltaPrMC[slice][kMu - 1]);
- hMCmuonsAndPions->SetLineColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetMarkerColor(getLineColor(kMuPlusPi));
- hMCmuonsAndPions->SetName(Form("%s_muonsAdded", hDeltaPrMC[slice][kPi - 1]->GetName()));
- hMCmuonsAndPions->Draw("same");
- }
-
- hDeltaPr[slice]->Draw("esame");
-
- legend->Draw();
-
- cSingleFit[slice][3]->cd(2);
- hDeltaPrFitQA[slice]->GetYaxis()->SetRangeUser(fitQAaxisLowBound, fitQAaxisUpBound);
- hDeltaPrFitQA[slice]->Draw("e");
-
- hReducedChiSquarePt->SetBinContent(slice + 1, 4, reducedChiSquare);
-
- TMatrixDSym covMatrixPr(nParUsed, &covMatrix[0][0]);
-
- if (fitMethod == 1) {
- integralProtons = allDeltaProton * parametersOut[2]; // Histos are normalised => expression equals integral
- integralTotal += integralProtons;
- /*
- integralErrorTotalDeltaProton = getErrorOfTotalIntegral(covMatrixPr) * allDeltaProton;
-
- integralErrorProtons = allDeltaProton * parameterErrorsOut[2];
- */
-
- integralProtonsDeltaProton = integralProtons;
-
- // Compare comment above
- integralPionsDeltaProton = allDeltaProton * (parametersOut[0] + (muonContamination ? parametersOut[3] : 0));
- integralElectronsDeltaProton = allDeltaProton * parametersOut[3];
- integralKaonsDeltaProton = allDeltaProton * parametersOut[1];
- integralMuonsDeltaProton = allDeltaProton * parametersOut[4];
-
-
- /*
- integralErrorProtonsDeltaProton = integralErrorProtons;
-
- integralErrorPionsDeltaProton = getErrorOfPionIntegral(covMatrixPr) * allDeltaProton;
- integralErrorElectronsDeltaProton = allDeltaProton * parameterErrorsOut[3];
- integralErrorKaonsDeltaProton = allDeltaProton * parameterErrorsOut[1];
- */
- }
- else {
- setFractionsAndYields(slice, inverseBinWidth, binWidthFitHisto, kPr, parametersOut, parameterErrorsOut, hFractionProtons,
- hFractionPionsDeltaProton, hFractionElectronsDeltaProton, hFractionKaonsDeltaProton,
- hFractionProtonsDeltaProton, hFractionMuonsDeltaProton, hYieldProtons, hYieldPionsDeltaProton,
- hYieldElectronsDeltaProton, hYieldKaonsDeltaProton, hYieldProtonsDeltaProton, hYieldMuonsDeltaProton);
- }
-
- std::cout << std::endl << std::endl;
-
-
- if (fitMethod == 1) {
- // Calculate fractions and yields for method 1
- if (integralTotal > 0) {
-
- Double_t sumOfParticles = 0;
-
- // Check fraction and yield determination for systematics
- // DeltaPion
- Double_t integralTotalDeltaPion = integralPionsDeltaPion + integralElectronsDeltaPion +
- (takeIntoAccountMuons ? integralMuonsDeltaPion : 0.) +
- integralKaonsDeltaPion + integralProtonsDeltaPion;
- totalDeltaPion->GetParameters(parametersOut);
-
- Double_t pionFractionDeltaPion = saveDivide(integralPionsDeltaPion, integralTotalDeltaPion);
- Double_t pionFractionErrorDeltaPion = getErrorOfPionFraction(parametersOut, covMatrixPi);
- hFractionPionsDeltaPion->SetBinContent(slice + 1, pionFractionDeltaPion);
- hFractionPionsDeltaPion->SetBinError(slice + 1, pionFractionErrorDeltaPion);
-
- Double_t electronFractionDeltaPion = saveDivide(integralElectronsDeltaPion, integralTotalDeltaPion);
- Double_t electronFractionErrorDeltaPion = getErrorOfElectronFraction(parametersOut, covMatrixPi);
- hFractionElectronsDeltaPion->SetBinContent(slice + 1, electronFractionDeltaPion);
- hFractionElectronsDeltaPion->SetBinError(slice + 1, electronFractionErrorDeltaPion);
-
- Double_t kaonFractionDeltaPion = saveDivide(integralKaonsDeltaPion, integralTotalDeltaPion);
- Double_t kaonFractionErrorDeltaPion = getErrorOfKaonFraction(parametersOut, covMatrixPi);
- hFractionKaonsDeltaPion->SetBinContent(slice + 1, kaonFractionDeltaPion);
- hFractionKaonsDeltaPion->SetBinError(slice + 1, kaonFractionErrorDeltaPion);
-
- Double_t protonFractionDeltaPion = saveDivide(integralProtonsDeltaPion, integralTotalDeltaPion);
- Double_t protonFractionErrorDeltaPion = getErrorOfProtonFraction(parametersOut, covMatrixPi);
- hFractionProtonsDeltaPion->SetBinContent(slice + 1, protonFractionDeltaPion);
- hFractionProtonsDeltaPion->SetBinError(slice + 1, protonFractionErrorDeltaPion);
-
- Double_t muonFractionDeltaPion = saveDivide(integralMuonsDeltaPion, integralTotalDeltaPion);
- // TODO Error is anyway not implemented correctly. Just take electron error as an approximation
- Double_t muonFractionErrorDeltaPion = getErrorOfElectronFraction(parametersOut, covMatrixPi);
- hFractionMuonsDeltaPion->SetBinContent(slice + 1, muonFractionDeltaPion);
- hFractionMuonsDeltaPion->SetBinError(slice + 1, muonFractionErrorDeltaPion);
-
- sumOfParticles = inverseBinWidth * gausParamsPi[5] / binWidthFitHisto; // Divide by binWidthFitHisto, since gausParamsXX includes this width
-
- hYieldPionsDeltaPion->SetBinContent(slice + 1, sumOfParticles * hFractionPionsDeltaPion->GetBinContent(slice + 1));
- hYieldPionsDeltaPion->SetBinError(slice + 1, sumOfParticles * hFractionPionsDeltaPion->GetBinError(slice + 1));
- hYieldElectronsDeltaPion->SetBinContent(slice + 1, sumOfParticles * hFractionElectronsDeltaPion->GetBinContent(slice + 1));
- hYieldElectronsDeltaPion->SetBinError(slice + 1, sumOfParticles * hFractionElectronsDeltaPion->GetBinError(slice + 1));
- hYieldKaonsDeltaPion->SetBinContent(slice + 1, sumOfParticles * hFractionKaonsDeltaPion->GetBinContent(slice + 1));
- hYieldKaonsDeltaPion->SetBinError(slice + 1, sumOfParticles * hFractionKaonsDeltaPion->GetBinError(slice + 1));
- hYieldProtonsDeltaPion->SetBinContent(slice + 1, sumOfParticles * hFractionProtonsDeltaPion->GetBinContent(slice + 1));
- hYieldProtonsDeltaPion->SetBinError(slice + 1, sumOfParticles * hFractionProtonsDeltaPion->GetBinError(slice + 1));
- hYieldMuonsDeltaPion->SetBinContent(slice + 1, sumOfParticles * hFractionMuonsDeltaPion->GetBinContent(slice + 1));
- hYieldMuonsDeltaPion->SetBinError(slice + 1, sumOfParticles * hFractionMuonsDeltaPion->GetBinError(slice + 1));
-
-
- // DeltaElectron
- Double_t integralTotalDeltaElectron = integralPionsDeltaElectron + integralElectronsDeltaElectron +
- (takeIntoAccountMuons ? integralMuonsDeltaElectron : 0.) +
- integralKaonsDeltaElectron + integralProtonsDeltaElectron;
- totalDeltaElectron->GetParameters(parametersOut);
-
- Double_t pionFractionDeltaElectron = saveDivide(integralPionsDeltaElectron, integralTotalDeltaElectron);
- Double_t pionFractionErrorDeltaElectron = getErrorOfPionFraction(parametersOut, covMatrixEl);
- hFractionPionsDeltaElectron->SetBinContent(slice + 1, pionFractionDeltaElectron);
- hFractionPionsDeltaElectron->SetBinError(slice + 1, pionFractionErrorDeltaElectron);
-
- Double_t electronFractionDeltaElectron = saveDivide(integralElectronsDeltaElectron, integralTotalDeltaElectron);
- Double_t electronFractionErrorDeltaElectron = getErrorOfElectronFraction(parametersOut, covMatrixEl);
- hFractionElectronsDeltaElectron->SetBinContent(slice + 1, electronFractionDeltaElectron);
- hFractionElectronsDeltaElectron->SetBinError(slice + 1, electronFractionErrorDeltaElectron);
-
- Double_t kaonFractionDeltaElectron = saveDivide(integralKaonsDeltaElectron, integralTotalDeltaElectron);
- Double_t kaonFractionErrorDeltaElectron = getErrorOfKaonFraction(parametersOut, covMatrixEl);
- hFractionKaonsDeltaElectron->SetBinContent(slice + 1, kaonFractionDeltaElectron);
- hFractionKaonsDeltaElectron->SetBinError(slice + 1, kaonFractionErrorDeltaElectron);
-
- Double_t protonFractionDeltaElectron = saveDivide(integralProtonsDeltaElectron, integralTotalDeltaElectron);
- Double_t protonFractionErrorDeltaElectron = getErrorOfProtonFraction(parametersOut, covMatrixEl);
- hFractionProtonsDeltaElectron->SetBinContent(slice + 1, protonFractionDeltaElectron);
- hFractionProtonsDeltaElectron->SetBinError(slice + 1, protonFractionErrorDeltaElectron);
-
- Double_t muonFractionDeltaElectron = saveDivide(integralMuonsDeltaElectron, integralTotalDeltaElectron);
- // TODO Error is anyway not implemented correctly. Just take electron error as an approximation
- Double_t muonFractionErrorDeltaElectron = getErrorOfElectronFraction(parametersOut, covMatrixEl);
- hFractionMuonsDeltaElectron->SetBinContent(slice + 1, muonFractionDeltaElectron);
- hFractionMuonsDeltaElectron->SetBinError(slice + 1, muonFractionErrorDeltaElectron);
-
- sumOfParticles = inverseBinWidth * gausParamsEl[5] / binWidthFitHisto; // Divide by binWidthFitHisto, since gausParamsXX includes this width
-
- hYieldPionsDeltaElectron->SetBinContent(slice + 1, sumOfParticles * hFractionPionsDeltaElectron->GetBinContent(slice + 1));
- hYieldPionsDeltaElectron->SetBinError(slice + 1, sumOfParticles * hFractionPionsDeltaElectron->GetBinError(slice + 1));
- hYieldElectronsDeltaElectron->SetBinContent(slice + 1, sumOfParticles * hFractionElectronsDeltaElectron->GetBinContent(slice + 1));
- hYieldElectronsDeltaElectron->SetBinError(slice + 1, sumOfParticles * hFractionElectronsDeltaElectron->GetBinError(slice + 1));
- hYieldKaonsDeltaElectron->SetBinContent(slice + 1, sumOfParticles * hFractionKaonsDeltaElectron->GetBinContent(slice + 1));
- hYieldKaonsDeltaElectron->SetBinError(slice + 1, sumOfParticles * hFractionKaonsDeltaElectron->GetBinError(slice + 1));
- hYieldProtonsDeltaElectron->SetBinContent(slice + 1, sumOfParticles * hFractionProtonsDeltaElectron->GetBinContent(slice + 1));
- hYieldProtonsDeltaElectron->SetBinError(slice + 1, sumOfParticles * hFractionProtonsDeltaElectron->GetBinError(slice + 1));
- hYieldMuonsDeltaElectron->SetBinContent(slice + 1, sumOfParticles * hFractionMuonsDeltaElectron->GetBinContent(slice + 1));
- hYieldMuonsDeltaElectron->SetBinError(slice + 1, sumOfParticles * hFractionMuonsDeltaElectron->GetBinError(slice + 1));
-
-
- // DeltaKaon
- Double_t integralTotalDeltaKaon = integralPionsDeltaKaon + integralElectronsDeltaKaon +
- (takeIntoAccountMuons ? integralMuonsDeltaKaon : 0.) +
- integralKaonsDeltaKaon + integralProtonsDeltaKaon;
- totalDeltaKaon->GetParameters(parametersOut);
-
- Double_t pionFractionDeltaKaon = saveDivide(integralPionsDeltaKaon, integralTotalDeltaKaon);
- Double_t pionFractionErrorDeltaKaon = getErrorOfPionFraction(parametersOut, covMatrixKa);
- hFractionPionsDeltaKaon->SetBinContent(slice + 1, pionFractionDeltaKaon);
- hFractionPionsDeltaKaon->SetBinError(slice + 1, pionFractionErrorDeltaKaon);
-
- Double_t electronFractionDeltaKaon = saveDivide(integralElectronsDeltaKaon, integralTotalDeltaKaon);
- Double_t electronFractionErrorDeltaKaon = getErrorOfElectronFraction(parametersOut, covMatrixKa);
- hFractionElectronsDeltaKaon->SetBinContent(slice + 1, electronFractionDeltaKaon);
- hFractionElectronsDeltaKaon->SetBinError(slice + 1, electronFractionErrorDeltaKaon);
-
- Double_t kaonFractionDeltaKaon = saveDivide(integralKaonsDeltaKaon, integralTotalDeltaKaon);
- Double_t kaonFractionErrorDeltaKaon = getErrorOfKaonFraction(parametersOut, covMatrixKa);
- hFractionKaonsDeltaKaon->SetBinContent(slice + 1, kaonFractionDeltaKaon);
- hFractionKaonsDeltaKaon->SetBinError(slice + 1, kaonFractionErrorDeltaKaon);
-
- Double_t protonFractionDeltaKaon = saveDivide(integralProtonsDeltaKaon, integralTotalDeltaKaon);
- Double_t protonFractionErrorDeltaKaon = getErrorOfProtonFraction(parametersOut, covMatrixKa);
- hFractionProtonsDeltaKaon->SetBinContent(slice + 1, protonFractionDeltaKaon);
- hFractionProtonsDeltaKaon->SetBinError(slice + 1, protonFractionErrorDeltaKaon);
-
- Double_t muonFractionDeltaKaon = saveDivide(integralMuonsDeltaKaon, integralTotalDeltaKaon);
- // TODO Error is anyway not implemented correctly. Just take electron error as an approximation
- Double_t muonFractionErrorDeltaKaon = getErrorOfElectronFraction(parametersOut, covMatrixKa);
- hFractionMuonsDeltaKaon->SetBinContent(slice + 1, muonFractionDeltaKaon);
- hFractionMuonsDeltaKaon->SetBinError(slice + 1, muonFractionErrorDeltaKaon);
-
- sumOfParticles = inverseBinWidth * gausParamsKa[5] / binWidthFitHisto; // Divide by binWidthFitHisto, since gausParamsXX includes this width
-
- hYieldPionsDeltaKaon->SetBinContent(slice + 1, sumOfParticles * hFractionPionsDeltaKaon->GetBinContent(slice + 1));
- hYieldPionsDeltaKaon->SetBinError(slice + 1, sumOfParticles * hFractionPionsDeltaKaon->GetBinError(slice + 1));
- hYieldElectronsDeltaKaon->SetBinContent(slice + 1, sumOfParticles * hFractionElectronsDeltaKaon->GetBinContent(slice + 1));
- hYieldElectronsDeltaKaon->SetBinError(slice + 1, sumOfParticles * hFractionElectronsDeltaKaon->GetBinError(slice + 1));
- hYieldKaonsDeltaKaon->SetBinContent(slice + 1, sumOfParticles * hFractionKaonsDeltaKaon->GetBinContent(slice + 1));
- hYieldKaonsDeltaKaon->SetBinError(slice + 1, sumOfParticles * hFractionKaonsDeltaKaon->GetBinError(slice + 1));
- hYieldProtonsDeltaKaon->SetBinContent(slice + 1, sumOfParticles * hFractionProtonsDeltaKaon->GetBinContent(slice + 1));
- hYieldProtonsDeltaKaon->SetBinError(slice + 1, sumOfParticles * hFractionProtonsDeltaKaon->GetBinError(slice + 1));
- hYieldMuonsDeltaKaon->SetBinContent(slice + 1, sumOfParticles * hFractionMuonsDeltaKaon->GetBinContent(slice + 1));
- hYieldMuonsDeltaKaon->SetBinError(slice + 1, sumOfParticles * hFractionMuonsDeltaKaon->GetBinError(slice + 1));
-
-
-
- // DeltaProton
- Double_t integralTotalDeltaProton = integralPionsDeltaProton + integralElectronsDeltaProton +
- (takeIntoAccountMuons ? integralMuonsDeltaProton : 0.) +
- integralKaonsDeltaProton + integralProtonsDeltaProton;
- totalDeltaProton->GetParameters(parametersOut);
-
- Double_t pionFractionDeltaProton = saveDivide(integralPionsDeltaProton, integralTotalDeltaProton);
- Double_t pionFractionErrorDeltaProton = getErrorOfPionFraction(parametersOut, covMatrixPr);
- hFractionPionsDeltaProton->SetBinContent(slice + 1, pionFractionDeltaProton);
- hFractionPionsDeltaProton->SetBinError(slice + 1, pionFractionErrorDeltaProton);
-
- Double_t electronFractionDeltaProton = saveDivide(integralElectronsDeltaProton, integralTotalDeltaProton);
- Double_t electronFractionErrorDeltaProton = getErrorOfElectronFraction(parametersOut, covMatrixPr);
- hFractionElectronsDeltaProton->SetBinContent(slice + 1, electronFractionDeltaProton);
- hFractionElectronsDeltaProton->SetBinError(slice + 1, electronFractionErrorDeltaProton);
-
- Double_t kaonFractionDeltaProton = saveDivide(integralKaonsDeltaProton, integralTotalDeltaProton);
- Double_t kaonFractionErrorDeltaProton = getErrorOfKaonFraction(parametersOut, covMatrixPr);
- hFractionKaonsDeltaProton->SetBinContent(slice + 1, kaonFractionDeltaProton);
- hFractionKaonsDeltaProton->SetBinError(slice + 1, kaonFractionErrorDeltaProton);
-
- Double_t protonFractionDeltaProton = saveDivide(integralProtonsDeltaProton, integralTotalDeltaProton);
- Double_t protonFractionErrorDeltaProton = getErrorOfProtonFraction(parametersOut, covMatrixPr);
- hFractionProtonsDeltaProton->SetBinContent(slice + 1, protonFractionDeltaProton);
- hFractionProtonsDeltaProton->SetBinError(slice + 1, protonFractionErrorDeltaProton);
-
- Double_t muonFractionDeltaProton = saveDivide(integralMuonsDeltaProton, integralTotalDeltaProton);
- // TODO Error is anyway not implemented correctly. Just take electron error as an approximation
- Double_t muonFractionErrorDeltaProton = getErrorOfElectronFraction(parametersOut, covMatrixPr);
- hFractionMuonsDeltaProton->SetBinContent(slice + 1, muonFractionDeltaProton);
- hFractionMuonsDeltaProton->SetBinError(slice + 1, muonFractionErrorDeltaProton);
-
- sumOfParticles = inverseBinWidth * gausParamsPr[5] / binWidthFitHisto; // Divide by binWidthFitHisto, since gausParamsXX includes this width
-
- hYieldPionsDeltaProton->SetBinContent(slice + 1, sumOfParticles * hFractionPionsDeltaProton->GetBinContent(slice + 1));
- hYieldPionsDeltaProton->SetBinError(slice + 1, sumOfParticles * hFractionPionsDeltaProton->GetBinError(slice + 1));
- hYieldElectronsDeltaProton->SetBinContent(slice + 1, sumOfParticles * hFractionElectronsDeltaProton->GetBinContent(slice + 1));
- hYieldElectronsDeltaProton->SetBinError(slice + 1, sumOfParticles * hFractionElectronsDeltaProton->GetBinError(slice + 1));
- hYieldKaonsDeltaProton->SetBinContent(slice + 1, sumOfParticles * hFractionKaonsDeltaProton->GetBinContent(slice + 1));
- hYieldKaonsDeltaProton->SetBinError(slice + 1, sumOfParticles * hFractionKaonsDeltaProton->GetBinError(slice + 1));
- hYieldProtonsDeltaProton->SetBinContent(slice + 1, sumOfParticles * hFractionProtonsDeltaProton->GetBinContent(slice + 1));
- hYieldProtonsDeltaProton->SetBinError(slice + 1, sumOfParticles * hFractionProtonsDeltaProton->GetBinError(slice + 1));
- hYieldMuonsDeltaProton->SetBinContent(slice + 1, sumOfParticles * hFractionMuonsDeltaProton->GetBinContent(slice + 1));
- hYieldMuonsDeltaProton->SetBinError(slice + 1, sumOfParticles * hFractionMuonsDeltaProton->GetBinError(slice + 1));
-
-
-
- // Take for XXXXfractionError the median of XXXXfractionErrorYYYY and do not take into account errors
- // with value zero, since the should correspond to a failed fit (but the other fits can still converge).
- // Same for the yields
- Double_t pionFraction = saveDivide(integralPions, integralTotal);
- Double_t errorsPions[4] = { pionFractionErrorDeltaPion, pionFractionErrorDeltaElectron,
- pionFractionErrorDeltaKaon, pionFractionErrorDeltaProton };
- Double_t pionFractionError = getMedianOfNonZeros(errorsPions);
-
- Double_t electronFraction = saveDivide(integralElectrons, integralTotal);
- Double_t errorsElectrons[4] = { electronFractionErrorDeltaPion, electronFractionErrorDeltaElectron,
- electronFractionErrorDeltaKaon, electronFractionErrorDeltaProton };
- Double_t electronFractionError = getMedianOfNonZeros(errorsElectrons);
-
- Double_t kaonFraction = saveDivide(integralKaons, integralTotal);
- Double_t errorsKaons[4] = { kaonFractionErrorDeltaPion, kaonFractionErrorDeltaElectron,
- kaonFractionErrorDeltaKaon, kaonFractionErrorDeltaProton };
- Double_t kaonFractionError = getMedianOfNonZeros(errorsKaons);
-
- Double_t protonFraction = saveDivide(integralProtons, integralTotal);
- Double_t errorsProtons[4] = { protonFractionErrorDeltaPion, protonFractionErrorDeltaElectron,
- protonFractionErrorDeltaKaon, protonFractionErrorDeltaProton };
- Double_t protonFractionError = getMedianOfNonZeros(errorsProtons);
-
- Double_t muonFraction = saveDivide(integralMuons, integralTotal);
- Double_t errorsMuons[4] = { muonFractionErrorDeltaPion, muonFractionErrorDeltaElectron,
- muonFractionErrorDeltaKaon, muonFractionErrorDeltaProton };
- Double_t muonFractionError = getMedianOfNonZeros(errorsMuons);
-
- hFractionPions->SetBinContent(slice + 1, pionFraction);
- hFractionPions->SetBinError(slice + 1, pionFractionError);
- hFractionElectrons->SetBinContent(slice + 1, electronFraction);
- hFractionElectrons->SetBinError(slice + 1, electronFractionError);
- hFractionKaons->SetBinContent(slice + 1, kaonFraction);
- hFractionKaons->SetBinError(slice + 1, kaonFractionError);
- hFractionProtons->SetBinContent(slice + 1, protonFraction);
- hFractionProtons->SetBinError(slice + 1, protonFractionError);
- hFractionMuons->SetBinContent(slice + 1, muonFraction);
- hFractionMuons->SetBinError(slice + 1, muonFractionError);
-
- hFractionSummed->SetBinContent(slice + 1, pionFraction + electronFraction + (takeIntoAccountMuons ? muonFraction : 0.) +
- kaonFraction + protonFraction);
- hFractionSummed->SetBinError(slice + 1,
- TMath::Sqrt(TMath::Power(pionFractionError, 2) +
- TMath::Power(electronFractionError, 2) +
- (takeIntoAccountMuons ? TMath::Power(muonFractionError, 2) : 0.) +
- TMath::Power(kaonFractionError, 2) +
- TMath::Power(protonFractionError, 2)));
-
- sumOfParticles = inverseBinWidth * integralTotal / binWidthFitHisto; // Divide by binWidthFitHisto, since integralTotal includes this width
-
- hYieldPions->SetBinContent(slice + 1, sumOfParticles * hFractionPions->GetBinContent(slice + 1));
- hYieldPions->SetBinError(slice + 1, sumOfParticles * hFractionPions->GetBinError(slice + 1));
- hYieldElectrons->SetBinContent(slice + 1, sumOfParticles * hFractionElectrons->GetBinContent(slice + 1));
- hYieldElectrons->SetBinError(slice + 1, sumOfParticles * hFractionElectrons->GetBinError(slice + 1));
- hYieldKaons->SetBinContent(slice + 1, sumOfParticles * hFractionKaons->GetBinContent(slice + 1));
- hYieldKaons->SetBinError(slice + 1, sumOfParticles * hFractionKaons->GetBinError(slice + 1));
- hYieldProtons->SetBinContent(slice + 1, sumOfParticles * hFractionProtons->GetBinContent(slice + 1));
- hYieldProtons->SetBinError(slice + 1, sumOfParticles * hFractionProtons->GetBinError(slice + 1));
- hYieldMuons->SetBinContent(slice + 1, sumOfParticles * hFractionMuons->GetBinContent(slice + 1));
- hYieldMuons->SetBinError(slice + 1, sumOfParticles * hFractionMuons->GetBinError(slice + 1));
- }
- }
- else {
- Double_t SumFractionsDeltaElectron = hFractionPionsDeltaElectron->GetBinContent(slice + 1) +
- hFractionElectronsDeltaElectron->GetBinContent(slice + 1) +
- (takeIntoAccountMuons ? hFractionMuonsDeltaElectron->GetBinContent(slice + 1) : 0.) +
- hFractionKaonsDeltaElectron->GetBinContent(slice + 1) + hFractionProtonsDeltaElectron->GetBinContent(slice + 1);
-
- Double_t SumFractionsDeltaKaon = hFractionPionsDeltaKaon->GetBinContent(slice + 1) +
- hFractionElectronsDeltaKaon->GetBinContent(slice + 1) +
- (takeIntoAccountMuons ? hFractionMuonsDeltaKaon->GetBinContent(slice + 1) : 0.) +
- hFractionKaonsDeltaKaon->GetBinContent(slice + 1) + hFractionProtonsDeltaKaon->GetBinContent(slice + 1);
-
- Double_t SumFractionsDeltaPion = hFractionPionsDeltaPion->GetBinContent(slice + 1) +
- hFractionElectronsDeltaPion->GetBinContent(slice + 1) +
- (takeIntoAccountMuons ? hFractionMuonsDeltaPion->GetBinContent(slice + 1) : 0.) +
- hFractionKaonsDeltaPion->GetBinContent(slice + 1) + hFractionProtonsDeltaPion->GetBinContent(slice + 1);
-
- Double_t SumFractionsDeltaProton = hFractionPionsDeltaProton->GetBinContent(slice + 1) +
- hFractionElectronsDeltaProton->GetBinContent(slice + 1) +
- (takeIntoAccountMuons ? hFractionMuonsDeltaProton->GetBinContent(slice + 1) : 0.) +
- hFractionKaonsDeltaProton->GetBinContent(slice + 1) + hFractionProtonsDeltaProton->GetBinContent(slice + 1);
-
- Double_t SumFractionsUsed = hFractionPionsDeltaPion->GetBinContent(slice + 1) +
- hFractionElectronsDeltaElectron->GetBinContent(slice + 1) +
- (takeIntoAccountMuons ? hFractionMuonsDeltaPion->GetBinContent(slice + 1) : 0.) +
- hFractionKaonsDeltaKaon->GetBinContent(slice + 1) + hFractionProtonsDeltaProton->GetBinContent(slice + 1);
-
- hFractionSummed->SetBinContent(slice + 1, SumFractionsUsed);
- hFractionSummed->SetBinError(slice + 1,
- TMath::Sqrt(TMath::Power(hFractionPionsDeltaPion->GetBinError(slice + 1), 2) +
- TMath::Power(hFractionElectronsDeltaElectron->GetBinError(slice + 1), 2) +
- (takeIntoAccountMuons ? TMath::Power(hFractionMuonsDeltaPion->GetBinError(slice + 1),
- 2) : 0.) +
- TMath::Power(hFractionKaonsDeltaKaon->GetBinError(slice + 1), 2) +
- TMath::Power(hFractionProtonsDeltaProton->GetBinError(slice + 1), 2)));
-
-
- std::cout << "Sum Fractions DeltaElectron: " << SumFractionsDeltaElectron;
- std::cout << (TMath::Abs(SumFractionsDeltaElectron - 1) >= 0.001 ? " WARNING: Deviation >= 0.001" : "") << std::endl;
-
- std::cout << "Sum Fractions DeltaKaon: " << SumFractionsDeltaKaon;
- std::cout << (TMath::Abs(SumFractionsDeltaKaon - 1) >= 0.001 ? " WARNING: Deviation >= 0.001" : "") << std::endl;
-
- std::cout << "Sum Fractions DeltaPion: " << SumFractionsDeltaPion;
- std::cout << (TMath::Abs(SumFractionsDeltaPion - 1) >= 0.001 ? " WARNING: Deviation >= 0.001" : "") << std::endl;
-
- std::cout << "Sum fractions DeltaProton: " << SumFractionsDeltaProton;
- std::cout << (TMath::Abs(SumFractionsDeltaProton - 1) >= 0.001 ? " WARNING: Deviation >= 0.001" : "") << std::endl;
-
- std::cout << "Sum fractions used: " << SumFractionsUsed;
- std::cout << (TMath::Abs(SumFractionsUsed - 1) >= 0.001 ? " WARNING: Deviation >= 0.001" : "") << std::endl;
- }
-
- for (Int_t species = 0; species < 4; species++) {
- cSingleFit[slice][species]->Modified();
- cSingleFit[slice][species]->Update();
- }
-
-
- }
-
- if (regularisation <= 0)
- std::cout << std::endl << std::endl;
-
-
- // MC results
- Double_t MCtotal = -1, MCelectrons = -1, MCkaons = -1, MCmuons = -1, MCpions = -1, MCprotons = -1;
- Double_t MCelectronsErr = 0, MCkaonsErr = 0, MCmuonsErr = 0, MCpionsErr = 0, MCprotonsErr = 0;
-
- MCelectrons = hMCdata->IntegralAndError(pBinLowProjLimit, pBinUpProjLimit, 1, 1, MCelectronsErr) * inverseBinWidth;
- MCkaons = hMCdata->IntegralAndError(pBinLowProjLimit, pBinUpProjLimit, 2, 2, MCkaonsErr) * inverseBinWidth;
- MCmuons = hMCdata->IntegralAndError(pBinLowProjLimit, pBinUpProjLimit, 3, 3, MCmuonsErr) * inverseBinWidth;
- MCpions = hMCdata->IntegralAndError(pBinLowProjLimit, pBinUpProjLimit, 4, 4, MCpionsErr) * inverseBinWidth;
- MCprotons = hMCdata->IntegralAndError(pBinLowProjLimit, pBinUpProjLimit, 5, 5, MCprotonsErr) * inverseBinWidth;
-
- MCelectronsErr *= inverseBinWidth;
- MCkaonsErr *= inverseBinWidth;
- MCmuonsErr *= inverseBinWidth;
- MCpionsErr *= inverseBinWidth;
- MCprotonsErr *= inverseBinWidth;
-
- MCtotal = MCelectrons + MCkaons + MCpions + MCprotons + MCmuons;
-
- if (MCtotal > 0) {
- hYieldElectronsMC->SetBinContent(slice + 1, MCelectrons);
- hYieldElectronsMC->SetBinError(slice + 1, MCelectronsErr);
-
- hYieldMuonsMC->SetBinContent(slice + 1, MCmuons);
- hYieldMuonsMC->SetBinError(slice + 1, MCmuonsErr);
-
- hYieldKaonsMC->SetBinContent(slice + 1, MCkaons);
- hYieldKaonsMC->SetBinError(slice + 1, MCkaonsErr);
-
- hYieldPionsMC->SetBinContent(slice + 1, MCpions);
- hYieldPionsMC->SetBinError(slice + 1, MCpionsErr);
-
- hYieldProtonsMC->SetBinContent(slice + 1, MCprotons);
- hYieldProtonsMC->SetBinError(slice + 1, MCprotonsErr);
-
- hYieldSummedMC->SetBinContent(slice + 1, hYieldElectronsMC->GetBinContent(slice + 1) +
- hYieldKaonsMC->GetBinContent(slice + 1) +
- hYieldPionsMC->GetBinContent(slice + 1) +
- hYieldProtonsMC->GetBinContent(slice + 1) +
- hYieldMuonsMC->GetBinContent(slice + 1));
- hYieldSummedMC->SetBinError(slice + 1, TMath::Sqrt(TMath::Power(hYieldPionsMC->GetBinError(slice + 1), 2) +
- TMath::Power(hYieldElectronsMC->GetBinError(slice + 1), 2) +
- TMath::Power(hYieldKaonsMC->GetBinError(slice + 1), 2) +
- TMath::Power(hYieldProtonsMC->GetBinError(slice + 1), 2) +
- TMath::Power(hYieldMuonsMC->GetBinError(slice + 1), 2)));
-
- // MCspecies and MCtotal are correlated. This can be taken into account via using the binomial error in the division
- hFractionElectronsMC->Divide(hYieldElectronsMC, hYieldSummedMC, 1., 1., "B");
- hFractionMuonsMC->Divide(hYieldMuonsMC, hYieldSummedMC, 1., 1., "B");
- hFractionKaonsMC->Divide(hYieldKaonsMC, hYieldSummedMC, 1., 1., "B");
- hFractionPionsMC->Divide(hYieldPionsMC, hYieldSummedMC, 1., 1., "B");
- hFractionProtonsMC->Divide(hYieldProtonsMC, hYieldSummedMC, 1., 1., "B");
- }
-
- // Save further results
- if (slice % 18 == 0 || slice == pSliceLow) {
- saveF->cd();
-
- if (hFractionElectrons)
- hFractionElectrons->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaons)
- hFractionKaons->Write(0, TObject::kWriteDelete);
-
- if (hFractionPions)
- hFractionPions->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtons)
- hFractionProtons->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuons)
- hFractionMuons->Write(0, TObject::kWriteDelete);
-
- if (hFractionSummed)
- hFractionSummed->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaElectron)
- hFractionElectronsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaElectron)
- hFractionKaonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaElectron)
- hFractionPionsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaElectron)
- hFractionProtonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaElectron)
- hFractionMuonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaPion)
- hFractionElectronsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaPion)
- hFractionKaonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaPion)
- hFractionPionsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaPion)
- hFractionProtonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaPion)
- hFractionMuonsDeltaPion->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaKaon)
- hFractionElectronsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaKaon)
- hFractionKaonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaKaon)
- hFractionPionsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaKaon)
- hFractionProtonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaKaon)
- hFractionMuonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaProton)
- hFractionElectronsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaProton)
- hFractionKaonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaProton)
- hFractionPionsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaProton)
- hFractionProtonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaProton)
- hFractionMuonsDeltaProton->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsMC)
- hFractionElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsMC)
- hFractionKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsMC)
- hFractionPionsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsMC)
- hFractionMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsMC)
- hFractionProtonsMC->Write(0, TObject::kWriteDelete);
-
-
-
-
- if (hYieldElectrons)
- hYieldElectrons->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaons)
- hYieldKaons->Write(0, TObject::kWriteDelete);
-
- if (hYieldPions)
- hYieldPions->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtons)
- hYieldProtons->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuons)
- hYieldMuons->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaElectron)
- hYieldElectronsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaElectron)
- hYieldKaonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaElectron)
- hYieldPionsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaElectron)
- hYieldProtonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaElectron)
- hYieldMuonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaPion)
- hYieldElectronsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaPion)
- hYieldKaonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaPion)
- hYieldPionsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaPion)
- hYieldProtonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaPion)
- hYieldMuonsDeltaPion->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaKaon)
- hYieldElectronsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaKaon)
- hYieldKaonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaKaon)
- hYieldPionsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaKaon)
- hYieldProtonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaKaon)
- hYieldMuonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaProton)
- hYieldElectronsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaProton)
- hYieldKaonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaProton)
- hYieldPionsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaProton)
- hYieldProtonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaProton)
- hYieldMuonsDeltaProton->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsMC)
- hYieldElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsMC)
- hYieldKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsMC)
- hYieldPionsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsMC)
- hYieldMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsMC)
- hYieldProtonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldSummedMC)
- hYieldSummedMC->Write(0, TObject::kWriteDelete);
- }
-
- TString saveDir = (mode == kPMpT) ? Form("SingleFit_%.2f_Pt_%.2f", binsPt[slice], binsPt[slice + 1])
- : Form("SingleFit_%.2f_%s_%.2f", hFractionPions->GetXaxis()->GetBinLowEdge(slice + 1),
- modeShortName[mode].Data(), hFractionPions->GetXaxis()->GetBinUpEdge(slice + 1));
- saveF->mkdir(saveDir.Data());
- saveF->cd(saveDir.Data());
-
- for (Int_t species = 0; species < 4; species++) {
- if (cSingleFit[slice][species]) {
- cSingleFit[slice][species]->Write();
- delete cSingleFit[slice][species];
- }
- }
-
- if (hDeltaPi[slice])
- hDeltaPi[slice]->Write();
-
- if (hDeltaEl[slice])
- hDeltaEl[slice]->Write();
-
- if (hDeltaKa[slice])
- hDeltaKa[slice]->Write();
-
- if (hDeltaPr[slice])
- hDeltaPr[slice]->Write();
-
-
- if (hDeltaPiFitQA[slice])
- hDeltaPiFitQA[slice]->Write();
- delete hDeltaPiFitQA[slice];
-
- if (hDeltaElFitQA[slice])
- hDeltaElFitQA[slice]->Write();
- delete hDeltaElFitQA[slice];
-
- if (hDeltaKaFitQA[slice])
- hDeltaKaFitQA[slice]->Write();
- delete hDeltaKaFitQA[slice];
-
- if (hDeltaPrFitQA[slice])
- hDeltaPrFitQA[slice]->Write();
- delete hDeltaPrFitQA[slice];
-
- if (hGenDeltaElForElProj)
- hGenDeltaElForElProj->Write();
- delete hGenDeltaElForElProj;
-
- if (hGenDeltaElForKaProj)
- hGenDeltaElForKaProj->Write();
- delete hGenDeltaElForKaProj;
-
- if (hGenDeltaElForPiProj)
- hGenDeltaElForPiProj->Write();
- delete hGenDeltaElForPiProj;
-
- if (hGenDeltaElForPrProj)
- hGenDeltaElForPrProj->Write();
- delete hGenDeltaElForPrProj;
-
- if (hGenDeltaElForMuProj)
- hGenDeltaElForMuProj->Write();
- delete hGenDeltaElForMuProj;
-
- //if (fitFuncTotalDeltaElectron[slice])
- // fitFuncTotalDeltaElectron[slice]->Write();
- delete fitFuncTotalDeltaElectron[slice];
-
- if (hGenDeltaKaForElProj)
- hGenDeltaKaForElProj->Write();
- delete hGenDeltaKaForElProj;
-
- if (hGenDeltaKaForKaProj)
- hGenDeltaKaForKaProj->Write();
- delete hGenDeltaKaForKaProj;
-
- if (hGenDeltaKaForPiProj)
- hGenDeltaKaForPiProj->Write();
- delete hGenDeltaKaForPiProj;
-
- if (hGenDeltaKaForPrProj)
- hGenDeltaKaForPrProj->Write();
- delete hGenDeltaKaForPrProj;
-
- if (hGenDeltaKaForMuProj)
- hGenDeltaKaForMuProj->Write();
- delete hGenDeltaKaForMuProj;
-
- //if (fitFuncTotalDeltaKaon[slice])
- // fitFuncTotalDeltaKaon[slice]->Write();
- delete fitFuncTotalDeltaKaon[slice];
-
-
- if (hGenDeltaPiForElProj)
- hGenDeltaPiForElProj->Write();
- delete hGenDeltaPiForElProj;
-
- if (hGenDeltaPiForKaProj)
- hGenDeltaPiForKaProj->Write();
- delete hGenDeltaPiForKaProj;
-
- if (hGenDeltaPiForPiProj)
- hGenDeltaPiForPiProj->Write();
- delete hGenDeltaPiForPiProj;
-
- if (hGenDeltaPiForPrProj)
- hGenDeltaPiForPrProj->Write();
- delete hGenDeltaPiForPrProj;
-
- if (hGenDeltaPiForMuProj)
- hGenDeltaPiForMuProj->Write();
- delete hGenDeltaPiForMuProj;
-
- //if (fitFuncTotalDeltaPion[slice])
- // fitFuncTotalDeltaPion[slice]->Write();
- delete fitFuncTotalDeltaPion[slice];
-
-
- if (hGenDeltaPrForElProj)
- hGenDeltaPrForElProj->Write();
- delete hGenDeltaPrForElProj;
-
- if (hGenDeltaPrForKaProj)
- hGenDeltaPrForKaProj->Write();
- delete hGenDeltaPrForKaProj;
-
- if (hGenDeltaPrForPiProj)
- hGenDeltaPrForPiProj->Write();
- delete hGenDeltaPrForPiProj;
-
- if (hGenDeltaPrForPrProj)
- hGenDeltaPrForPrProj->Write();
- delete hGenDeltaPrForPrProj;
-
- if (hGenDeltaPrForMuProj)
- hGenDeltaPrForMuProj->Write();
- delete hGenDeltaPrForMuProj;
-
- //if (fitFuncTotalDeltaProton[slice])
- // fitFuncTotalDeltaProton[slice]->Write();
- delete fitFuncTotalDeltaProton[slice];
-
- delete totalDeltaElectron;
- delete totalDeltaKaon;
- delete totalDeltaPion;
- delete totalDeltaProton;
-
- delete legend;
-
- if (errFlag != 0)
- std::cout << "errFlag " << errFlag << std::endl << std::endl;
- }
- }
-
- // Calculate MC to-pi ratios -> In MC the yields are uncorrelated, so just divide the histos to get the correct result
- hRatioToPiElectronsMC->Divide(hYieldElectronsMC, hYieldPionsMC);
- hRatioToPiMuonsMC->Divide(hYieldMuonsMC, hYieldPionsMC);
- hRatioToPiKaonsMC->Divide(hYieldKaonsMC, hYieldPionsMC);
- hRatioToPiProtonsMC->Divide(hYieldProtonsMC, hYieldPionsMC);
-
-
- TCanvas* cFractions = new TCanvas("cFractions", "Particle fractions",100,10,1200,800);
- cFractions->SetGridx(1);
- cFractions->SetGridy(1);
- cFractions->SetLogx(mode == kPMpT);
- hFractionPions->GetYaxis()->SetRangeUser(0.0, 1.0);
- SetReasonableAxisRange(hFractionPions->GetXaxis(), mode, pLow, pHigh);
- hFractionPions->GetXaxis()->SetMoreLogLabels(kTRUE);
- hFractionPions->GetXaxis()->SetNoExponent(kTRUE);
- hFractionPions->Draw("e p");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hFractionPionsMC->GetXaxis(), mode, pLow, pHigh);
- hFractionPionsMC->Draw("e p same");
- }
-
- SetReasonableAxisRange(hFractionKaons->GetXaxis(), mode, pLow, pHigh);
- hFractionKaons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hFractionKaonsMC->GetXaxis(), mode, pLow, pHigh);
- hFractionKaonsMC->Draw("e p same");
- }
-
- SetReasonableAxisRange(hFractionProtons->GetXaxis(), mode, pLow, pHigh);
- hFractionProtons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hFractionProtonsMC->GetXaxis(), mode, pLow, pHigh);
- hFractionProtonsMC->Draw("e p same");
- }
-
- SetReasonableAxisRange(hFractionElectrons->GetXaxis(), mode, pLow, pHigh);
- hFractionElectrons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hFractionElectronsMC->GetXaxis(), mode, pLow, pHigh);
- hFractionElectronsMC->Draw("e p same");
- }
-
- if (takeIntoAccountMuons) {
- SetReasonableAxisRange(hFractionMuons->GetXaxis(), mode, pLow, pHigh);
- hFractionMuons->Draw("e p same");
- }
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hFractionMuonsMC->GetXaxis(), mode, pLow, pHigh);
- hFractionMuonsMC->Draw("e p same");
- }
-
- hFractionSummed->Draw("e p same");
-
- if (mode == kPMpT) {
- fElectronFraction->SetRange(lowFittingBoundElectronFraction, pHigh);
- fElectronFraction->Draw("same");
- }
-
- TLegend* legend = new TLegend(0.622126, 0.605932, 0.862069, 0.855932);
- legend->SetBorderSize(0);
- legend->SetFillColor(0);
- if (plotIdentifiedSpectra)
- legend->SetNColumns(2);
- if (plotIdentifiedSpectra)
- legend->AddEntry((TObject*)0x0, "Fit", "");
- if (plotIdentifiedSpectra)
- legend->AddEntry((TObject*)0x0, identifiedLabels[isMC].Data(), "");
- legend->AddEntry(hFractionPions, "#pi", "p");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hFractionPionsMC, "#pi", "p");
- legend->AddEntry(hFractionKaons, "K", "p");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hFractionKaonsMC, "K", "p");
- legend->AddEntry(hFractionProtons, "p", "p");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hFractionProtonsMC, "p", "p");
- legend->AddEntry(hFractionElectrons, "e", "p");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hFractionElectronsMC, "e", "p");
- if (takeIntoAccountMuons)
- legend->AddEntry(hFractionMuons, "#mu", "p");
- else
- legend->AddEntry((TObject*)0x0, "", "");
- if (plotIdentifiedSpectra)
- legend->AddEntry(hFractionMuonsMC, "#mu", "p");
- legend->AddEntry(hFractionSummed, "Total", "p");
- legend->Draw();
-
- ClearTitleFromHistoInCanvas(cFractions);
-
-
- // Compare data points with MC
- for (Int_t i = 1; i <= hFractionComparisonPions->GetNbinsX(); i++) {
- hFractionComparisonPions->SetBinContent(i, hFractionPions->GetBinContent(i));
- hFractionComparisonPions->SetBinError(i, hFractionPions->GetBinError(i));
-
- hFractionComparisonElectrons->SetBinContent(i, hFractionElectrons->GetBinContent(i));
- hFractionComparisonElectrons->SetBinError(i, hFractionElectrons->GetBinError(i));
-
- if (takeIntoAccountMuons) {
- hFractionComparisonMuons->SetBinContent(i, hFractionMuons->GetBinContent(i));
- hFractionComparisonMuons->SetBinError(i, hFractionMuons->GetBinError(i));
- }
-
- hFractionComparisonKaons->SetBinContent(i, hFractionKaons->GetBinContent(i));
- hFractionComparisonKaons->SetBinError(i, hFractionKaons->GetBinError(i));
-
- hFractionComparisonProtons->SetBinContent(i, hFractionProtons->GetBinContent(i));
- hFractionComparisonProtons->SetBinError(i, hFractionProtons->GetBinError(i));
-
- hFractionComparisonTotal->SetBinContent(i, hFractionSummed->GetBinContent(i));
- hFractionComparisonTotal->SetBinError(i, hFractionSummed->GetBinError(i));
- }
-
- hFractionComparisonPions->Divide(hFractionPionsMC);
- hFractionComparisonElectrons->Divide(hFractionElectronsMC);
- if (takeIntoAccountMuons)
- hFractionComparisonMuons->Divide(hFractionMuonsMC);
- hFractionComparisonKaons->Divide(hFractionKaonsMC);
- hFractionComparisonProtons->Divide(hFractionProtonsMC);
-
-
- TCanvas* cFractionComparisons = new TCanvas("cFractionComparisons", "Particle fraction comparisons",100,10,1200,800);
- cFractionComparisons->SetGridx(1);
- cFractionComparisons->SetGridy(1);
- cFractionComparisons->SetLogx(mode == kPMpT);
- hFractionComparisonPions->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hFractionComparisonPions->GetXaxis(), mode, pLow, pHigh);
- hFractionComparisonPions->GetXaxis()->SetMoreLogLabels(kTRUE);
- hFractionComparisonPions->GetXaxis()->SetNoExponent(kTRUE);
- hFractionComparisonPions->Draw("e p");
-
- hFractionComparisonElectrons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hFractionComparisonElectrons->GetXaxis(), mode, pLow, pHigh);
- hFractionComparisonElectrons->Draw("e p same");
-
- if (takeIntoAccountMuons) {
- hFractionComparisonMuons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hFractionComparisonMuons->GetXaxis(), mode, pLow, pHigh);
- hFractionComparisonMuons->Draw("e p same");
- }
-
- hFractionComparisonKaons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hFractionComparisonKaons->GetXaxis(), mode, pLow, pHigh);
- hFractionComparisonKaons->Draw("e p same");
-
- hFractionComparisonProtons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hFractionComparisonProtons->GetXaxis(), mode, pLow, pHigh);
- hFractionComparisonProtons->Draw("e p same");
-
- hFractionComparisonTotal->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hFractionComparisonTotal->GetXaxis(), mode, pLow, pHigh);
- hFractionComparisonTotal->Draw("e p same");
-
- TLegend* legend2 = new TLegend(0.622126, 0.605932, 0.862069, 0.855932);
- legend2->SetBorderSize(0);
- legend2->SetFillColor(0);
- legend2->SetNColumns(2);
- legend2->AddEntry(hFractionComparisonPions, "#pi", "p");
- legend2->AddEntry(hFractionComparisonKaons, "K", "p");
- legend2->AddEntry(hFractionComparisonProtons, "p", "p");
- legend2->AddEntry(hFractionComparisonElectrons, "e", "p");
- if (takeIntoAccountMuons)
- legend2->AddEntry(hFractionComparisonMuons, "#mu", "p");
- legend2->AddEntry(hFractionComparisonTotal, "Total", "p");
- legend2->Draw();
-
- ClearTitleFromHistoInCanvas(cFractionComparisons);
-
- // Normalise the yields
- normaliseYieldHist(hYieldPions, numEvents, deta);
- normaliseYieldHist(hYieldPionsMC, numEvents, deta);
- normaliseYieldHist(hYieldPionsDeltaElectron, numEvents, deta);
- normaliseYieldHist(hYieldPionsDeltaPion, numEvents, deta);
- normaliseYieldHist(hYieldPionsDeltaKaon, numEvents, deta);
- normaliseYieldHist(hYieldPionsDeltaProton, numEvents, deta);
-
- normaliseYieldHist(hYieldElectrons, numEvents, deta);
- normaliseYieldHist(hYieldElectronsMC, numEvents, deta);
- normaliseYieldHist(hYieldElectronsDeltaElectron, numEvents, deta);
- normaliseYieldHist(hYieldElectronsDeltaPion, numEvents, deta);
- normaliseYieldHist(hYieldElectronsDeltaKaon, numEvents, deta);
- normaliseYieldHist(hYieldElectronsDeltaProton, numEvents, deta);
-
- normaliseYieldHist(hYieldMuons, numEvents, deta);
- normaliseYieldHist(hYieldMuonsMC, numEvents, deta);
- normaliseYieldHist(hYieldMuonsDeltaElectron, numEvents, deta);
- normaliseYieldHist(hYieldMuonsDeltaPion, numEvents, deta);
- normaliseYieldHist(hYieldMuonsDeltaKaon, numEvents, deta);
- normaliseYieldHist(hYieldMuonsDeltaProton, numEvents, deta);
-
- normaliseYieldHist(hYieldKaons, numEvents, deta);
- normaliseYieldHist(hYieldKaonsMC, numEvents, deta);
- normaliseYieldHist(hYieldKaonsDeltaElectron, numEvents, deta);
- normaliseYieldHist(hYieldKaonsDeltaPion, numEvents, deta);
- normaliseYieldHist(hYieldKaonsDeltaKaon, numEvents, deta);
- normaliseYieldHist(hYieldKaonsDeltaProton, numEvents, deta);
-
- normaliseYieldHist(hYieldProtons, numEvents, deta);
- normaliseYieldHist(hYieldProtonsMC, numEvents, deta);
- normaliseYieldHist(hYieldProtonsDeltaElectron, numEvents, deta);
- normaliseYieldHist(hYieldProtonsDeltaPion, numEvents, deta);
- normaliseYieldHist(hYieldProtonsDeltaKaon, numEvents, deta);
- normaliseYieldHist(hYieldProtonsDeltaProton, numEvents, deta);
-
- normaliseYieldHist(hYieldSummedMC, numEvents, deta);
-
- for (Int_t i = 0; i < AliPID::kSPECIES; i++) {
- if (hMCgenYieldsPrimSpecies[i]) {
- Int_t color = kBlack;
-
- switch (i) {
- case AliPID::kElectron:
- color = getLineColor(kEl);
- break;
- case AliPID::kKaon:
- color = getLineColor(kKa);
- break;
- case AliPID::kMuon:
- color = getLineColor(kMu);
- break;
- case AliPID::kPion:
- color = getLineColor(kPi);
- break;
- case AliPID::kProton:
- color = getLineColor(kPr);
- break;
- }
-
- hMCgenYieldsPrimSpecies[i]->SetLineColor(color);
- hMCgenYieldsPrimSpecies[i]->SetMarkerColor(color);
- hMCgenYieldsPrimSpecies[i]->SetMarkerStyle(28);
- hMCgenYieldsPrimSpecies[i]->SetLineStyle(1);
- hMCgenYieldsPrimSpecies[i]->GetXaxis()->SetTitleOffset(1.0);
- hMCgenYieldsPrimSpecies[i]->SetStats(kFALSE);
-
- SetReasonableAxisRange(hMCgenYieldsPrimSpecies[i]->GetXaxis(), kPMpT, pLow, pHigh);
- normaliseGenYieldMCtruthHist(hMCgenYieldsPrimSpecies[i], numEvents, deta);
- }
- }
-
-
- // Compare data points with MC (yield)
- for (Int_t i = 1; i <= hYieldComparisonPions->GetNbinsX(); i++) {
- hYieldComparisonPions->SetBinContent(i, hYieldPions->GetBinContent(i));
- hYieldComparisonPions->SetBinError(i, hYieldPions->GetBinError(i));
-
- hYieldComparisonElectrons->SetBinContent(i, hYieldElectrons->GetBinContent(i));
- hYieldComparisonElectrons->SetBinError(i, hYieldElectrons->GetBinError(i));
-
- if (takeIntoAccountMuons) {
- hYieldComparisonMuons->SetBinContent(i, hYieldMuons->GetBinContent(i));
- hYieldComparisonMuons->SetBinError(i, hYieldMuons->GetBinError(i));
- }
-
- hYieldComparisonKaons->SetBinContent(i, hYieldKaons->GetBinContent(i));
- hYieldComparisonKaons->SetBinError(i, hYieldKaons->GetBinError(i));
-
- hYieldComparisonProtons->SetBinContent(i, hYieldProtons->GetBinContent(i));
- hYieldComparisonProtons->SetBinError(i, hYieldProtons->GetBinError(i));
- }
-
- hYieldComparisonPions->Divide(hYieldPionsMC);
- hYieldComparisonElectrons->Divide(hYieldElectronsMC);
- if (takeIntoAccountMuons)
- hYieldComparisonMuons->Divide(hYieldMuonsMC);
- hYieldComparisonKaons->Divide(hYieldKaonsMC);
- hYieldComparisonProtons->Divide(hYieldProtonsMC);
-
-
- TCanvas* cYieldComparisons = new TCanvas("cYieldComparisons", "Particle yield comparisons",100,10,1200,800);
- cYieldComparisons->SetGridx(1);
- cYieldComparisons->SetGridy(1);
- cYieldComparisons->SetLogx(mode == kPMpT);
- hYieldComparisonPions->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hYieldComparisonPions->GetXaxis(), mode, pLow, pHigh);
- hYieldComparisonPions->GetXaxis()->SetMoreLogLabels(kTRUE);
- hYieldComparisonPions->GetXaxis()->SetNoExponent(kTRUE);
- hYieldComparisonPions->Draw("e p");
-
- hYieldComparisonElectrons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hYieldComparisonElectrons->GetXaxis(), mode, pLow, pHigh);
- hYieldComparisonElectrons->Draw("e p same");
-
- if (takeIntoAccountMuons) {
- hYieldComparisonMuons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hYieldComparisonMuons->GetXaxis(), mode, pLow, pHigh);
- hYieldComparisonMuons->Draw("e p same");
- }
-
- hYieldComparisonKaons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hYieldComparisonKaons->GetXaxis(), mode, pLow, pHigh);
- hYieldComparisonKaons->Draw("e p same");
-
- hYieldComparisonProtons->GetYaxis()->SetRangeUser(0.0, 10.0);
- SetReasonableAxisRange(hYieldComparisonProtons->GetXaxis(), mode, pLow, pHigh);
- hYieldComparisonProtons->Draw("e p same");
-
- TLegend* legend3 = new TLegend(0.622126, 0.605932, 0.862069, 0.855932);
- legend3->SetBorderSize(0);
- legend3->SetFillColor(0);
- legend3->SetNColumns(2);
- legend3->AddEntry(hYieldComparisonPions, "#pi", "p");
- legend3->AddEntry(hYieldComparisonKaons, "K", "p");
- legend3->AddEntry(hYieldComparisonProtons, "p", "p");
- legend3->AddEntry(hYieldComparisonElectrons, "e", "p");
- if (takeIntoAccountMuons)
- legend3->AddEntry(hYieldComparisonMuons, "#mu", "p");
- legend3->Draw();
-
- ClearTitleFromHistoInCanvas(cYieldComparisons);
-
-
-
-
- TCanvas* cFractionsPions = drawFractionHistos("cFractionsPions", "Pion fractions", mode, pLow, pHigh, hFractionPionsDeltaPion,
- hFractionPionsDeltaElectron, hFractionPionsDeltaKaon, hFractionPionsDeltaProton,
- hFractionPionsMC, plotIdentifiedSpectra);
-
-
- TCanvas* cFractionsElectrons = drawFractionHistos("cFractionsElectrons", "Electron fractions", mode, pLow, pHigh,
- hFractionElectronsDeltaPion, hFractionElectronsDeltaElectron,
- hFractionElectronsDeltaKaon, hFractionElectronsDeltaProton, hFractionElectronsMC,
- plotIdentifiedSpectra);
-
- TCanvas* cFractionsKaons = drawFractionHistos("cFractionsKaons", "Kaon fractions", mode, pLow, pHigh, hFractionKaonsDeltaPion,
- hFractionKaonsDeltaElectron, hFractionKaonsDeltaKaon, hFractionKaonsDeltaProton,
- hFractionKaonsMC, plotIdentifiedSpectra);
-
- TCanvas* cFractionsProtons = drawFractionHistos("cFractionsProtons", "Proton fractions", mode, pLow, pHigh, hFractionProtonsDeltaPion,
- hFractionProtonsDeltaElectron, hFractionProtonsDeltaKaon, hFractionProtonsDeltaProton,
- hFractionProtonsMC, plotIdentifiedSpectra);
-
- TCanvas* cFractionsMuons = drawFractionHistos("cFractionsMuons", "Muon fractions", mode, pLow, pHigh, hFractionMuonsDeltaPion,
- hFractionMuonsDeltaElectron, hFractionMuonsDeltaKaon, hFractionMuonsDeltaProton,
- hFractionMuonsMC, plotIdentifiedSpectra);
-
-
-
- TCanvas* cYields = new TCanvas("cYields", "Particle yields",100,10,1200,800);
- cYields->SetGridx(1);
- cYields->SetGridy(1);
- cYields->SetLogx(mode == kPMpT);
- cYields->SetLogy(1);
- hYieldPions->GetYaxis()->SetRangeUser(hYieldElectrons->GetBinContent(hYieldElectrons->FindLastBinAbove(0.)) / 10.,
- hYieldPions->GetBinContent(hYieldPions->GetMaximumBin()) * 10.);
- SetReasonableAxisRange(hYieldPions->GetXaxis(), mode, pLow, pHigh);
- hYieldPions->GetXaxis()->SetMoreLogLabels(kTRUE);
- hYieldPions->GetXaxis()->SetNoExponent(kTRUE);
- hYieldPions->Draw("e p");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hYieldPionsMC->GetXaxis(), mode, pLow, pHigh);
- hYieldPionsMC->Draw("e p same");
- }
-
- SetReasonableAxisRange(hYieldKaons->GetXaxis(), mode, pLow, pHigh);
- hYieldKaons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hYieldKaonsMC->GetXaxis(), mode, pLow, pHigh);
- hYieldKaonsMC->Draw("e p same");
- }
-
- SetReasonableAxisRange(hYieldProtons->GetXaxis(), mode, pLow, pHigh);
- hYieldProtons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hYieldProtonsMC->GetXaxis(), mode, pLow, pHigh);
- hYieldProtonsMC->Draw("e p same");
- }
-
- if (takeIntoAccountMuons) {
- SetReasonableAxisRange(hYieldMuons->GetXaxis(), mode, pLow, pHigh);
- hYieldMuons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hYieldMuonsMC->GetXaxis(), mode, pLow, pHigh);
- hYieldMuonsMC->Draw("e p same");
- }
- }
-
- SetReasonableAxisRange(hYieldElectrons->GetXaxis(), mode, pLow, pHigh);
- hYieldElectrons->Draw("e p same");
- if (plotIdentifiedSpectra) {
- SetReasonableAxisRange(hYieldElectronsMC->GetXaxis(), mode, pLow, pHigh);
- hYieldElectronsMC->Draw("e p same");
- }
-
- TLegend* legendYields = new TLegend(0.622126, 0.605932, 0.862069, 0.855932);
- legendYields->SetBorderSize(0);
- legendYields->SetFillColor(0);
- if (plotIdentifiedSpectra)
- legendYields->SetNColumns(2);
- if (plotIdentifiedSpectra)
- legendYields->AddEntry((TObject*)0x0, "Fit", "");
- if (plotIdentifiedSpectra)
- legendYields->AddEntry((TObject*)0x0, identifiedLabels[isMC].Data(), "");
- legendYields->AddEntry(hYieldPions, "#pi", "p");
- if (plotIdentifiedSpectra)
- legendYields->AddEntry(hYieldPionsMC, "#pi", "p");
- legendYields->AddEntry(hYieldKaons, "K", "p");
- if (plotIdentifiedSpectra)
- legendYields->AddEntry(hYieldKaonsMC, "K", "p");
- legendYields->AddEntry(hYieldProtons, "p", "p");
- if (plotIdentifiedSpectra)
- legendYields->AddEntry(hYieldProtonsMC, "p", "p");
- legendYields->AddEntry(hYieldElectrons, "e", "p");
- if (plotIdentifiedSpectra)
- legendYields->AddEntry(hYieldElectronsMC, "e", "p");
- if (takeIntoAccountMuons)
- legendYields->AddEntry(hYieldMuons, "#mu", "p");
- else
- legendYields->AddEntry((TObject*)0x0, "", "");
- if (plotIdentifiedSpectra)
- legendYields->AddEntry(hYieldMuonsMC, "#mu", "p");
- legendYields->Draw();
-
- ClearTitleFromHistoInCanvas(cYields);
-
-
- TCanvas* cYieldsPions = drawYieldHistos("cYieldsPions", "Pion yields", mode, pLow, pHigh, hYieldPionsDeltaPion, hYieldPionsDeltaElectron,
- hYieldPionsDeltaKaon, hYieldPionsDeltaProton, hYieldPionsMC, plotIdentifiedSpectra);
-
-
- TCanvas* cYieldsElectrons = drawYieldHistos("cYieldsElectrons", "Electron yields", mode, pLow, pHigh, hYieldElectronsDeltaPion,
- hYieldElectronsDeltaElectron, hYieldElectronsDeltaKaon, hYieldElectronsDeltaProton, hYieldElectronsMC,
- plotIdentifiedSpectra);
-
- TCanvas* cYieldsKaons = drawYieldHistos("cYieldsKaons", "Kaon yields", mode, pLow, pHigh, hYieldKaonsDeltaPion, hYieldKaonsDeltaElectron,
- hYieldKaonsDeltaKaon, hYieldKaonsDeltaProton, hYieldKaonsMC, plotIdentifiedSpectra);
-
- TCanvas* cYieldsProtons = drawYieldHistos("cYieldsProtons", "Proton yields", mode, pLow, pHigh, hYieldProtonsDeltaPion, hYieldProtonsDeltaElectron,
- hYieldProtonsDeltaKaon, hYieldProtonsDeltaProton, hYieldProtonsMC, plotIdentifiedSpectra);
-
- TCanvas* cYieldsMuons = drawYieldHistos("cYieldsMuons", "Muon yields", mode, pLow, pHigh, hYieldMuonsDeltaPion, hYieldMuonsDeltaElectron,
- hYieldMuonsDeltaKaon, hYieldMuonsDeltaProton, hYieldMuonsMC, plotIdentifiedSpectra);
-
-
- // Save final results
- saveF->cd();
-
- if (fElectronFraction)
- fElectronFraction->Write();
-
- if (hFractionElectrons)
- hFractionElectrons->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaons)
- hFractionKaons->Write(0, TObject::kWriteDelete);
-
- if (hFractionPions)
- hFractionPions->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtons)
- hFractionProtons->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuons)
- hFractionMuons->Write(0, TObject::kWriteDelete);
-
- if (hFractionSummed)
- hFractionSummed->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaElectron)
- hFractionElectronsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaElectron)
- hFractionKaonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaElectron)
- hFractionPionsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaElectron)
- hFractionProtonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaElectron)
- hFractionMuonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaPion)
- hFractionElectronsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaPion)
- hFractionKaonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaPion)
- hFractionPionsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaPion)
- hFractionProtonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaPion)
- hFractionMuonsDeltaPion->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaKaon)
- hFractionElectronsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaKaon)
- hFractionKaonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaKaon)
- hFractionPionsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaKaon)
- hFractionProtonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaKaon)
- hFractionMuonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionElectronsDeltaProton)
- hFractionElectronsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsDeltaProton)
- hFractionKaonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsDeltaProton)
- hFractionPionsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsDeltaProton)
- hFractionProtonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsDeltaProton)
- hFractionMuonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hNumEvents)
- hNumEvents->Write();
-
- if (cFractions)
- cFractions->Write();
- if (cFractionsPions)
- cFractionsPions->Write();
- if (cFractionsElectrons)
- cFractionsElectrons->Write();
- if (cFractionsKaons)
- cFractionsKaons->Write();
- if (cFractionsProtons)
- cFractionsProtons->Write();
- if (cFractionsMuons)
- cFractionsMuons->Write();
-
-
- if (hFractionElectronsMC)
- hFractionElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionKaonsMC)
- hFractionKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionPionsMC)
- hFractionPionsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionMuonsMC)
- hFractionMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hFractionProtonsMC)
- hFractionProtonsMC->Write(0, TObject::kWriteDelete);
-
-
- if (hFractionComparisonElectrons)
- hFractionComparisonElectrons->Write(0, TObject::kWriteDelete);
-
- if (hFractionComparisonMuons)
- hFractionComparisonMuons->Write(0, TObject::kWriteDelete);
-
- if (hFractionComparisonKaons)
- hFractionComparisonKaons->Write(0, TObject::kWriteDelete);
-
- if (hFractionComparisonPions)
- hFractionComparisonPions->Write(0, TObject::kWriteDelete);
-
- if (hFractionComparisonProtons)
- hFractionComparisonProtons->Write(0, TObject::kWriteDelete);
-
- if (hFractionComparisonTotal)
- hFractionComparisonTotal->Write(0, TObject::kWriteDelete);
-
- if (cFractionComparisons)
- cFractionComparisons->Write();
-
-
- if (hYieldComparisonElectrons)
- hYieldComparisonElectrons->Write(0, TObject::kWriteDelete);
-
- if (hYieldComparisonMuons)
- hYieldComparisonMuons->Write(0, TObject::kWriteDelete);
-
- if (hYieldComparisonKaons)
- hYieldComparisonKaons->Write(0, TObject::kWriteDelete);
-
- if (hYieldComparisonPions)
- hYieldComparisonPions->Write(0, TObject::kWriteDelete);
-
- if (hYieldComparisonProtons)
- hYieldComparisonProtons->Write(0, TObject::kWriteDelete);
-
- if (cYieldComparisons)
- cYieldComparisons->Write();
-
-
- if (hYieldElectrons)
- hYieldElectrons->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaons)
- hYieldKaons->Write(0, TObject::kWriteDelete);
-
- if (hYieldPions)
- hYieldPions->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtons)
- hYieldProtons->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuons)
- hYieldMuons->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaElectron)
- hYieldElectronsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaElectron)
- hYieldKaonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaElectron)
- hYieldPionsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaElectron)
- hYieldProtonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaElectron)
- hYieldMuonsDeltaElectron->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaPion)
- hYieldElectronsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaPion)
- hYieldKaonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaPion)
- hYieldPionsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaPion)
- hYieldProtonsDeltaPion->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaPion)
- hYieldMuonsDeltaPion->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaKaon)
- hYieldElectronsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaKaon)
- hYieldKaonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaKaon)
- hYieldPionsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaKaon)
- hYieldProtonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaKaon)
- hYieldMuonsDeltaKaon->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsDeltaProton)
- hYieldElectronsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsDeltaProton)
- hYieldKaonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsDeltaProton)
- hYieldPionsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsDeltaProton)
- hYieldProtonsDeltaProton->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsDeltaProton)
- hYieldMuonsDeltaProton->Write(0, TObject::kWriteDelete);
-
-
- if (hYieldElectronsMC)
- hYieldElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldKaonsMC)
- hYieldKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldPionsMC)
- hYieldPionsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldMuonsMC)
- hYieldMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldProtonsMC)
- hYieldProtonsMC->Write(0, TObject::kWriteDelete);
-
- if (hYieldSummedMC)
- hYieldSummedMC->Write(0, TObject::kWriteDelete);
-
-
- if (hRatioToPiElectrons)
- hRatioToPiElectrons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiMuons)
- hRatioToPiMuons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiKaons)
- hRatioToPiKaons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiProtons)
- hRatioToPiProtons->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiElectronsMC)
- hRatioToPiElectronsMC->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiMuonsMC)
- hRatioToPiMuonsMC->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiKaonsMC)
- hRatioToPiKaonsMC->Write(0, TObject::kWriteDelete);
-
- if (hRatioToPiProtonsMC)
- hRatioToPiProtonsMC->Write(0, TObject::kWriteDelete);
-
-
-
- if (hReducedChiSquarePt)
- hReducedChiSquarePt->Write(0, TObject::kWriteDelete);
-
- if (cYields)
- cYields->Write();
- if (cYieldsPions)
- cYieldsPions->Write();
- if (cYieldsElectrons)
- cYieldsElectrons->Write();
- if (cYieldsKaons)
- cYieldsKaons->Write();
- if (cYieldsProtons)
- cYieldsProtons->Write();
- if (cYieldsMuons)
- cYieldsMuons->Write();
-
- for (Int_t i = 0; i < AliPID::kSPECIES; i++) {
- if (hMCgenYieldsPrimSpecies[i])
- hMCgenYieldsPrimSpecies[i]->Write();
- }
-
- if (filePathNameResults)
- *filePathNameResults = saveFName;
-
- if (TMath::Abs(mathFit->GetScaleFactorError() - 1.) > 1e-6) {
- // If the deltaPrime range is large enough, we artificially get a factor 4 in statistics by looking at the four
- // different deltaPrimeSpecies, which have (except for binning effects) the same information.
- // Therefore, to get the "real" statistical error, we need to multiply the obtained error by sqrt(4) = 2
- std::cout << "NOTE: Errors multiplied by " << mathFit->GetScaleFactorError()
- << " to take into account artificially higher statistics (by factor of 4) due to same information "
- << "for all deltaPrimeSpecies (except for binning effects), if deltaPrimeRange sufficiently large!" << std::endl
- << std::endl;
- }
-
- if (fitMethod < 2) {
- std::cout << "WARNING: Errors might be wrong! Especially, for the to-pi ratios there are no correlations taken into account!"
- << std::endl;
- }
-
- delete gFractionElectronsData;
- delete fElectronFraction;
-
- delete mathFit;
-
- delete cFractions;
- delete cFractionComparisons;
- delete cYieldComparisons;
- delete cFractionsPions;
- delete cFractionsElectrons;
- delete cFractionsKaons;
- delete cFractionsProtons;
- delete cFractionsMuons;
- delete cYields;
- delete cYieldsPions;
- delete cYieldsKaons;
- delete cYieldsMuons;
- delete cYieldsProtons;
- delete cYieldsElectrons;
-
- saveF->Close();
-
- return 0;
-}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff