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38a7a276 | 1 | #ifndef TSTATTOOLKIT_H |
21f3a443 | 2 | #define TSTATTOOLKIT_H |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | ||
7 | ||
8 | #include "TObject.h" | |
9 | #include "TVectorD.h" | |
10 | #include "TMatrixD.h" | |
11 | #include "TGraph2D.h" | |
12 | #include "TGraph.h" | |
13 | ||
14 | class TH1F; | |
15 | class TH3; | |
16 | class TString; | |
17 | class TTree; | |
18 | ||
19 | class TStatToolkit : public TObject | |
20 | { | |
21 | public: | |
22 | TStatToolkit(); | |
23 | virtual ~TStatToolkit(); | |
24 | // | |
25 | // | |
26 | // | |
27 | static void EvaluateUni(Int_t nvectors, Double_t *data, Double_t &mean, Double_t &sigma, Int_t hh); | |
28 | static void EvaluateUniExternal(Int_t nvectors, Double_t *data, Double_t &mean, Double_t &sigma, Int_t hh, Float_t externalfactor=1); | |
29 | static Int_t Freq(Int_t n, const Int_t *inlist, Int_t *outlist, Bool_t down); | |
30 | // | |
31 | // HISTOGRAMS TOOLS | |
32 | // | |
33 | static void TruncatedMean(TH1F * his, TVectorD *param, Float_t down=0, Float_t up=1.0, Bool_t verbose=kFALSE); | |
34 | static void LTM(TH1F * his, TVectorD *param=0 , Float_t fraction=1, Bool_t verbose=kFALSE); | |
35 | static Double_t FitGaus(TH1F* his, TVectorD *param=0, TMatrixD *matrix=0, Float_t xmin=0, Float_t xmax=0, Bool_t verbose=kFALSE); | |
36 | static Double_t FitGaus(Float_t *arr, Int_t nBins, Float_t xMin, Float_t xMax, TVectorD *param=0, TMatrixD *matrix=0, Bool_t verbose=kFALSE); | |
37 | static Float_t GetCOG(Short_t *arr, Int_t nBins, Float_t xMin, Float_t xMax, Float_t *rms=0, Float_t *sum=0); | |
38 | ||
39 | static TGraph2D * MakeStat2D(TH3 * his, Int_t delta0, Int_t delta1, Int_t type); | |
40 | static TGraph * MakeStat1D(TH3 * his, Int_t delta1, Int_t type); | |
41 | ||
42 | // | |
43 | // Fitting function | |
44 | // | |
2c629c56 | 45 | static TString* FitPlane(TTree * tree, const char* drawCommand, const char* formula, const char* cuts, Double_t & chi2, Int_t &npoints, TVectorD &fitParam, TMatrixD &covMatrix, Float_t frac=-1, Int_t start=0, Int_t stop=10000000); |
21f3a443 | 46 | |
47 | ||
48 | ||
49 | ||
50 | // | |
51 | // TestFunctions: | |
52 | // | |
53 | static void TestGausFit(Int_t nhistos=5000); | |
54 | ||
55 | ClassDef(TStatToolkit,0) // Various mathematical tools for physics analysis - which are not included in ROOT TMath | |
56 | ||
57 | }; | |
58 | #endif |