TtSemiLRJetCombCalc Class Reference

Class to calculate the jet combination LR value and purity from a root-file with fit functions. More...

#include "TopQuarkAnalysis/TopLeptonSelection/interface/TtSemiLRJetCombCalc.h"

Public Member Functions
void	operator() (TtSemiEvtSolution &)
	TtSemiLRJetCombCalc ()
	TtSemiLRJetCombCalc (const TString &, const std::vector< int > &)
	~TtSemiLRJetCombCalc ()

Private Attributes
bool	addPurity
LRHelpFunctions *	myLR

Detailed Description

Class to calculate the jet combination LR value and purity from a root-file with fit functions.

Author

Jan Heyninck

Version

Id

TtSemiLRJetCombCalc.h,v 1.4 2008/02/17 11:27:11 rwolf Exp

Definition at line 31 of file TtSemiLRJetCombCalc.h.

Constructor & Destructor Documentation

TtSemiLRJetCombCalc::TtSemiLRJetCombCalc

(

)

TtSemiLRJetCombCalc::TtSemiLRJetCombCalc	(	const TString &	fitInputPath,
		const std::vector< int > &	observables
	)

Definition at line 9 of file TtSemiLRJetCombCalc.cc.

References addPurity, gather_cfg::cout, and myLR.

                                                                                                       {
  std::cout << "=== Constructing a TtSemiLRJetCombCalc... " << std::endl; 
  myLR = new LRHelpFunctions();
  addPurity = false;
  if(observables[0] == -1) addPurity = true;
  myLR -> readObsHistsAndFits(fitInputPath, observables, addPurity);
  std::cout << "=== done." << std::endl;
}

TtSemiLRJetCombCalc::~TtSemiLRJetCombCalc

(

)

Definition at line 20 of file TtSemiLRJetCombCalc.cc.

References myLR.

                                          {
  delete myLR;
}

Member Function Documentation

void TtSemiLRJetCombCalc::operator()

(

TtSemiEvtSolution &

sol

)

Definition at line 25 of file TtSemiLRJetCombCalc.cc.

References addPurity, LRHelpFunctions::calcLRval(), LRHelpFunctions::calcProb(), TtSemiEvtSolution::getLRJetCombObsVal(), myLR, connectstrParser::o, LRHelpFunctions::obsFitIncluded(), TtFullHadEvtBuilder_cfi::prob, TtSemiEvtSolution::setLRJetCombLRval(), and TtSemiEvtSolution::setLRJetCombProb().

                                                            {
  
  // find the used observables
  std::vector<double> obsVals;
  for(unsigned int o = 0; o<100; o++){
    if( myLR->obsFitIncluded(o) ) {obsVals.push_back(sol.getLRJetCombObsVal(o)); };
  }
  
  // calculate the logLR and the purity
  double logLR = myLR->calcLRval(obsVals);
  double prob  = -999.;
  if(addPurity) prob = myLR->calcProb(logLR);
  
  // fill these values to the members in the TtSemiEvtSolution
  sol.setLRJetCombLRval(logLR);
  sol.setLRJetCombProb(prob);
}

Member Data Documentation

bool TtSemiLRJetCombCalc::addPurity

private

Definition at line 43 of file TtSemiLRJetCombCalc.h.

Referenced by operator()(), and TtSemiLRJetCombCalc().

LRHelpFunctions* TtSemiLRJetCombCalc::myLR

private

Definition at line 42 of file TtSemiLRJetCombCalc.h.

Referenced by operator()(), TtSemiLRJetCombCalc(), and ~TtSemiLRJetCombCalc().