RooDLLSignificanceMCSModule.h

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/*****************************************************************************
 * Project: RooFit                                                           *
 * Package: RooFitCore                                                       *
 *    File: $Id: RooDLLSignificanceMCSModule.h,v 1.2 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_DELTA_LL_SIGNIFICANCE_MCS_MODULE
#define ROO_DELTA_LL_SIGNIFICANCE_MCS_MODULE
 
#include "RooAbsMCStudyModule.h"
#include <string>
 
class RooDLLSignificanceMCSModule : public RooAbsMCStudyModule {
public:
 
  RooDLLSignificanceMCSModule(const RooRealVar& param, double nullHypoValue=0.0) ;
  RooDLLSignificanceMCSModule(const char* parName, double nullHypoValue=0.0) ;
  RooDLLSignificanceMCSModule(const RooDLLSignificanceMCSModule& other) ;
  ~RooDLLSignificanceMCSModule() override ;
 
  bool initializeInstance() override ;
 
  bool initializeRun(Int_t /*numSamples*/) override ;
  RooDataSet* finalizeRun() override ;
 
  bool processAfterFit(Int_t /*sampleNum*/) override  ;
 
private:
 
  std::string _parName ;   ///< Name of Nsignal parameter
  RooDataSet* _data ;      ///< Summary dataset to store results
  RooRealVar* _nll0h ;     ///< Container variable for NLL result on null hypothesis
  RooRealVar* _dll0h ;     ///< Container variable for delta NLL
  RooRealVar* _sig0h ;     ///< Container variable for NLL result with signal
  double    _nullValue ; ///< Numeric value of Nsignal parameter representing the null hypothesis
 
  ClassDefOverride(RooDLLSignificanceMCSModule,0) // MCStudy module to calculate Delta(-logL) significance w.r.t given null hypothesis
} ;
 
 
#endif