/*
.x ~/UliStyle.C
gSystem->Load("libANALYSIS");
+ gSystem->Load("libSTAT");
gSystem->Load("libTPCcalib");
+
TFile fcalib("CalibObjects.root");
TObjArray * array = (TObjArray*)fcalib.Get("TPCCalib");
AliTPCcalibTracksGain * gain = ( AliTPCcalibTracksGain *)array->FindObject("calibTracksGain");
chain2->SetAlias("k0","1/0.9928");
chain2->SetAlias("k2","1/1.152");
-
- Position correction fit:
- //
- gSystem->Load("libSTAT.so")
- TStatToolkit toolkit;
- Double_t chi2;
- TVectorD fitParam;
- TMatrixD covMatrix;
- Int_t npoints;
- //
- TCut cutA("dedge>3&&fraction2<0.5");
- chain0->SetAlias("dp","(Cl.fPad-int(Cl.fPad)-0.5)");
- chain0->SetAlias("dt","(Cl.fTimeBin-int(Cl.fTimeBin)-0.5)");
- chain0->SetAlias("di","(sqrt(1.-abs(Cl.fZ)/250.))");
-
- TString fstring="";
- fstring+="dp++"; //1
- fstring+="dt++"; //2
- fstring+="dp^2++"; //3
- fstring+="dt^2++"; //4
- fstring+="dt^3++"; //4
- fstring+="dp*dt++"; //5
- fstring+="dp*dt^2++"; //6
- //
- fstring+="dp^2*(di)++"; //7
- fstring+="dt^2*(di)++"; //8
- fstring+="dp^2*(abs(parY.fElements[1]))++"; //9
- fstring+="dt^2*(abs(parY.fElements[1]))++"; //10
- fstring+="dp^2*(abs(parZ.fElements[1]))++"; //11
- fstring+="dt^2*(abs(parZ.fElements[1]))++"; //12
-
-
- TString *strq0 = toolkit.FitPlane(chain0,"Cl.fMax/gain/dedxM.fElements[0]",fstring->Data(), "IPad==0"+cutA, chi2,npoints,fitParam,covMatrix,-1,0,100000);
-
- chain0->SetAlias("qcorM0",strq0->Data());
- chain0->Draw("(Cl.fMax/gain/dedxM.fElements[0]):qcorM0","IPad==0"+cutA,"prof",100000)
-
-
*/
#include "AliTPCclusterMI.h"
#include "AliTPCcalibTracksCuts.h"
#include "AliTPCFitPad.h"
+#include "TStatToolkit.h"
+#include "TString.h"
+#include "TCut.h"
-// REMOVE ALL OF THIS
+//
#include <TTree.h>
#include "AliESDEvent.h"
}
+
+TVectorD * AliTPCcalibTracksGain::MakeQPosNorm(TTree * chain0, Int_t ipad, Bool_t isMax, Int_t maxPoints, Int_t verbose){
+ //
+ // Input parameters
+ // chain0 - the tree with information -Debug stream
+ // ipad - 0 IROC
+ // - 1 OROC medium
+ // - 2 OROC LONG
+ // isMax - kFALSE - total charge param
+ // kTRUE - Max charge param
+ //
+ // maxPoints - number of points for fit
+ //
+ // verbose -
+ //
+ /* e.g
+ ipad=0
+ isMax=kTRUE;
+ maxPoints=1000000;
+ */
+ // Make Q normalization as function of following parameters
+ // 1 - dp - relative pad position
+ // 2 - dt - relative time position
+ // 3 - di - drift length (norm to 1);
+ // 4 - dq0 - Tot/Max charge
+ // 5 - dq1 - Max/Tot charge
+ // 6 - sy - sigma y - shape
+ // 7 - sz - sigma z - shape
+ //
+ // Coeficient of Taylor expansion fitted
+ // Fit parameters returned as TVectorD
+ // Fit parameters to be used in corresponding correction function
+ // in AliTPCclusterParam
+ //
+ //
+ TStatToolkit toolkit;
+ Double_t chi2;
+ TVectorD fitParam;
+ TMatrixD covMatrix;
+ Int_t npoints;
+ TCut cutA("dedge>3&&fraction2<0.7");
+ chain0->SetAlias("dp","((Cl.fPad-int(Cl.fPad)-0.5)/0.5)");
+ chain0->SetAlias("dt","((Cl.fTimeBin-int(Cl.fTimeBin)-0.5)/0.5)");
+ chain0->SetAlias("di","(sqrt(1.-abs(Cl.fZ)/250.))");
+ chain0->SetAlias("dq0","(0.2*(Cl.fQ+2)/(Cl.fMax+2))");
+ chain0->SetAlias("dq1","(5*(Cl.fMax+2)/(Cl.fQ+2))");
+ chain0->SetAlias("sy","(0.32/sqrt(0.01^2+Cl.fSigmaY2))");
+ chain0->SetAlias("sz","(0.32/sqrt(0.01^2+Cl.fSigmaZ2))");
+ //
+ TString fstring="";
+ fstring+="dp++"; //1
+ fstring+="dt++"; //2
+ fstring+="dp*dp++"; //3
+ fstring+="dt*dt++"; //4
+ fstring+="dt*dt*dt++"; //5
+ fstring+="dp*dt++"; //6
+ fstring+="dp*dt*dt++"; //7
+ fstring+="(dq0)++"; //8
+ fstring+="(dq1)++"; //9
+ //
+ //
+ fstring+="dp*dp*(di)++"; //10
+ fstring+="dt*dt*(di)++"; //11
+ fstring+="dp*dp*sy++"; //12
+ fstring+="dt*sz++"; //13
+ fstring+="dt*dt*sz++"; //14
+ fstring+="dt*dt*dt*sz++"; //15
+ //
+ fstring+="dp*dp*1*sy*sz++"; //16
+ fstring+="dt*sy*sz++"; //17
+ fstring+="dt*dt*sy*sz++"; //18
+ fstring+="dt*dt*dt*sy*sz++"; //19
+ //
+ fstring+="dp*dp*(dq0)++"; //20
+ fstring+="dt*1*(dq0)++"; //21
+ fstring+="dt*dt*(dq0)++"; //22
+ fstring+="dt*dt*dt*(dq0)++"; //23
+ //
+ fstring+="dp*dp*(dq1)++"; //24
+ fstring+="dt*(dq1)++"; //25
+ fstring+="dt*dt*(dq1)++"; //26
+ fstring+="dt*dt*dt*(dq1)++"; //27
+
+ TString var;
+ if (isMax) var = "Cl.fMax/gain/dedxM.fElements[2]";
+ if (!isMax) var = "Cl.fQ/gain/dedxQ.fElements[2]";
+ TString cutP="IPad==";
+ cutP+=ipad;
+ //
+ TString *strq0 = toolkit.FitPlane(chain0,var.Data(),fstring.Data(), cutP.Data()+cutA, chi2,npoints,fitParam,covMatrix,-1,0,maxPoints);
+ //
+ //
+ if (verbose){
+ printf("Chi2/npoints = %f",TMath::Sqrt(chi2/npoints));
+ printf("\nFit function\n:%s\n",strq0->Data());
+ }
+ TVectorD *vec = new TVectorD(fitParam);
+ return vec;
+}
+
+void AliTPCcalibTracksGain::MakeQPosNormAll(TTree * chain, AliTPCClusterParam * param, Int_t maxPoints, Int_t verbose){
+ //
+ // Fill the content of the of the AliTPCclusterParam
+ // with fitted values of corrections
+ //
+
+}
+
+
+
+/*
+
+ Position correction fit:
+ //
+TStatToolkit toolkit;
+Double_t chi2;
+TVectorD fitParam;
+TMatrixD covMatrix;
+Int_t npoints;
+//
+TCut cutA("dedge>3&&fraction2<0.7");
+chain0->SetAlias("dp","((Cl.fPad-int(Cl.fPad)-0.5)/0.5)");
+chain0->SetAlias("dt","((Cl.fTimeBin-int(Cl.fTimeBin)-0.5)/0.5)");
+chain0->SetAlias("di","(sqrt(1.-abs(Cl.fZ)/250.))");
+chain0->SetAlias("dq0","(0.2*(Cl.fQ+2)/(Cl.fMax+2))");
+chain0->SetAlias("dq1","(5*(Cl.fMax+2)/(Cl.fQ+2))");
+chain0->SetAlias("sy","(0.2/sqrt(0.01^2+Cl.fSigmaY2))");
+chain0->SetAlias("sz","(0.2/sqrt(0.01^2+Cl.fSigmaZ2))");
+
+TString fstring="";
+
+fstring+="dp++"; //1
+fstring+="dt++"; //2
+fstring+="dp*dp++"; //3
+fstring+="dt*dt++"; //4
+fstring+="dt*dt*dt++"; //5
+fstring+="dp*dt++"; //6
+fstring+="dp*dt*dt++"; //7
+fstring+="(dq0)++"; //8
+fstring+="(dq1)++"; //9
+//
+//
+fstring+="dp*dp*(di)++"; //10
+fstring+="dt*dt*(di)++"; //11
+fstring+="dp*dp*sy++"; //12
+fstring+="dt*sz++"; //13
+fstring+="dt*dt*sz++"; //14
+fstring+="dt*dt*dt*sz++"; //15
+//
+fstring+="dp*dp*1*sy*sz++"; //16
+fstring+="dt*sy*sz++"; //17
+fstring+="dt*dt*sy*sz++"; //18
+fstring+="dt*dt*dt*sy*sz++"; //19
+//
+fstring+="dp*dp*(dq0)++"; //20
+fstring+="dt*1*(dq0)++"; //21
+fstring+="dt*dt*(dq0)++"; //22
+fstring+="dt*dt*dt*(dq0)++"; //23
+
+fstring+="dp*dp*(dq1)++"; //24
+fstring+="dt*(dq1)++"; //25
+fstring+="dt*dt*(dq1)++"; //26
+fstring+="dt*dt*dt*(dq1)++"; //27
+
+
+ TString *strq0 = toolkit.FitPlane(chain0,"Cl.fMax/gain/dedxM.fElements[2]",fstring->Data(), "IPad==0"+cutA, chi2,npoints,fitParam,covMatrix,-1,0,200000);
+ TString *strqt0 = toolkit.FitPlane(chain0,"Cl.fQ/gain/dedxQ.fElements[2]",fstring->Data(), "IPad==0"+cutA, chi2,npoints,fitParam,covMatrix,-1,0,200000);
+
+ chain0->SetAlias("qcorM0",strq0->Data());
+ chain0->SetAlias("qcorT0",strqt0->Data());
+//chain0->SetAlias("mmqcorM0","min(max(qcorM0,0.75),1.15)");
+ chain0->Draw("(Cl.fMax/gain/dedxM.fElements[2]):min(max(qcorM0,0.75),1.15)","IPad==0"+cutA,"prof",100000)
+
+ fraction05 -
+ sigma 0.2419
+ sigma fit 0.2302
+ sigma fit with shape 0.2257
+ fraction 07
+ qtot sigma 0.322
+ qmax sigma 0.292
+ qmax sigma fit 0.2702
+ qmax sigma fit+ratio 0.2638
+
+*/
+
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff