/***************************************************************************** * Project: RooFit * * Package: RooFitCore * * File: $Id: RooFitResult.h,v 1.28 2007/05/11 09:11:30 verkerke Exp $ * Authors: * * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu * * DK, David Kirkby, UC Irvine, dkirkby@uci.edu * * * * Copyright (c) 2000-2005, Regents of the University of California * * and Stanford University. All rights reserved. * * * * Redistribution and use in source and binary forms, * * with or without modification, are permitted according to the terms * * listed in LICENSE (http://roofit.sourceforge.net/license.txt) * *****************************************************************************/ #ifndef ROO_FIT_RESULT #define ROO_FIT_RESULT #include "Riosfwd.h" #include "RooAbsArg.h" #include "RooPrintable.h" #include "RooDirItem.h" #include "RooArgList.h" #include "RVersion.h" #if ROOT_VERSION_CODE >= 327680 #include "TMatrixFfwd.h" #include "TRootIOCtor.h" #else class TMatrixF; #endif class RooArgSet ; class RooPlot; class TObject ; class TH2 ; typedef RooArgSet* pRooArgSet ; class RooFitResult : public TNamed, public RooPrintable, public RooDirItem { public: // Constructors, assignment etc. RooFitResult(const char* name=0, const char* title=0) ; RooFitResult(const RooFitResult& other) ; // added, FMV 08/13/03 virtual TObject* clone() const { return new RooFitResult(*this); } // added, FMV 08/13/03 virtual ~RooFitResult() ; static RooFitResult* lastMinuitFit(const RooArgList& varList=RooArgList()) ; // Printing interface (human readable) virtual void printValue(ostream& os) const ; virtual void printName(ostream& os) const ; virtual void printTitle(ostream& os) const ; virtual void printClassName(ostream& os) const ; virtual void printArgs(ostream& os) const ; void printMultiline(ostream& os, Int_t contents, Bool_t verbose=kFALSE, TString indent="") const ; inline virtual void Print(Option_t *options= 0) const { // Printing interface printStream(defaultPrintStream(),defaultPrintContents(options),defaultPrintStyle(options)); } virtual Int_t defaultPrintContents(Option_t* opt) const ; virtual StyleOption defaultPrintStyle(Option_t* opt) const ; // Accessors inline Int_t status() const { // Return MINUIT status code return _status ; } inline Int_t covQual() const { // Return MINUIT quality code of covariance matrix return _covQual ; } inline Int_t numInvalidNLL() const { // Return number of NLL evaluations with problems return _numBadNLL ; } inline Double_t edm() const { // Return estimated distance to minimum return _edm ; } inline Double_t minNll() const { // Return minimized -log(L) value return _minNLL ; } inline const RooArgList& constPars() const { // Return list of constant parameters return *_constPars ; } inline const RooArgList& floatParsInit() const { // Return list of floating parameters before fit return *_initPars ; } inline const RooArgList& floatParsFinal() const { // Return list of floarting parameters after fit return *_finalPars ; } TH2* correlationHist(const char* name = "correlation_matrix") const ; Double_t correlation(const RooAbsArg& par1, const RooAbsArg& par2) const { // Return correlation between par1 and par2 return correlation(par1.GetName(),par2.GetName()) ; } const RooArgList* correlation(const RooAbsArg& par) const { // Return pointer to list of correlations of all parameters with par return correlation(par.GetName()) ; } Double_t correlation(const char* parname1, const char* parname2) const ; const RooArgList* correlation(const char* parname) const ; // Global correlation accessors Double_t globalCorr(const RooAbsArg& par) { return globalCorr(par.GetName()) ; } Double_t globalCorr(const char* parname) ; const RooArgList* globalCorr() ; // Add objects to a 2D plot inline RooPlot *plotOn(RooPlot *frame, const RooAbsArg &par1, const RooAbsArg &par2, const char *options= "ME") const { // Plot error ellipse in par1 and par2 on frame return plotOn(frame,par1.GetName(),par2.GetName(),options); } RooPlot *plotOn(RooPlot *plot, const char *parName1, const char *parName2, const char *options= "ME") const; // Generate random perturbations of the final parameters using the covariance matrix const RooArgList& randomizePars() const; Bool_t isIdentical(const RooFitResult& other, Double_t tol=5e-5, Double_t tolCorr=1e-4, Bool_t verbose=kTRUE) const ; void SetName(const char *name) ; void SetNameTitle(const char *name, const char* title) ; protected: friend class RooMinuit ; friend class RooNag ; void setConstParList(const RooArgList& list) ; void setInitParList(const RooArgList& list) ; void setFinalParList(const RooArgList& list) ; inline void setMinNLL(Double_t val) { _minNLL = val ; } inline void setEDM(Double_t val) { _edm = val ; } inline void setStatus(Int_t val) { _status = val ; } inline void setCovQual(Int_t val) { _covQual = val ; } inline void setNumInvalidNLL(Int_t val) { _numBadNLL=val ; } void fillCorrMatrix() ; Double_t correlation(Int_t row, Int_t col) const; Double_t covariance(Int_t row, Int_t col) const; Int_t _status ; // MINUIT status code Int_t _covQual ; // MINUIT quality code of covariance matrix Int_t _numBadNLL ; // Number calls with bad (zero,negative) likelihood Double_t _minNLL ; // NLL at minimum Double_t _edm ; // Estimated distance to minimum RooArgList* _constPars ; // List of constant parameters RooArgList* _initPars ; // List of floating parameters with initial values RooArgList* _finalPars ; // List of floating parameters with final values RooArgList* _globalCorr ; // List of global correlation coefficients TList _corrMatrix ; // Correlation matrix (list of RooArgLists) mutable RooArgList *_randomPars; //! List of floating parameters with most recent random perturbation applied mutable TMatrixF* _Lt; //! triangular matrix used for generate random perturbations ClassDef(RooFitResult,1) // Container class for fit result }; #endif