#include <SoftElectronMVAEstimator.h>

Classes
struct	Configuration

Public Member Functions
UInt_t	GetMVABin (int pu, double eta, double pt) const

double	mva (const reco::GsfElectron &myElectron, const reco::VertexCollection &) const

	SoftElectronMVAEstimator (const Configuration &)

	~SoftElectronMVAEstimator ()

Static Public Attributes
static unsigned int	ExpectedNBins = 1

Private Member Functions
void	bindVariables (float vars[25]) const

void	init ()

Private Attributes
const Configuration	cfg_

Float_t	DeltaEtaTrackEcalSeed

Float_t	deta

Float_t	detacalo

Float_t	dphi

Float_t	EBremOverDeltaP

Float_t	eleEoPout

Float_t	eta

Float_t	etawidth

Float_t	EtotOvePin

Float_t	fbrem

std::array< std::unique_ptr< const GBRForest >, ExpectedNBins >	gbr

Float_t	gsfchi2

Float_t	HoE

Float_t	IoEmIoP

Float_t	kfchi2

Float_t	kfhits

Float_t	logSigmaEtaEta

Float_t	nPV

Float_t	OneMinusE1x5E5x5

Float_t	phiwidth

Float_t	PreShowerOverRaw

Float_t	pt

Float_t	R9

Float_t	see

Float_t	SigmaPtOverPt

Float_t	spp

Detailed Description

Definition at line 14 of file SoftElectronMVAEstimator.h.

Constructor & Destructor Documentation

SoftElectronMVAEstimator::SoftElectronMVAEstimator ( const Configuration & cfg )

Definition at line 10 of file SoftElectronMVAEstimator.cc.

References cfg_, gather_cfg::cout, DeltaEtaTrackEcalSeed, deta, detacalo, dphi, EBremOverDeltaP, eleEoPout, eta, etawidth, EtotOvePin, ExpectedNBins, fbrem, gbr, gsfchi2, HoE, mps_fire::i, compare_using_db::ifile, IoEmIoP, kfchi2, kfhits, logSigmaEtaEta, nPV, OneMinusE1x5E5x5, phiwidth, PreShowerOverRaw, pt, R9, see, SigmaPtOverPt, spp, AlCaHLTBitMon_QueryRunRegistry::string, and SoftElectronMVAEstimator::Configuration::vweightsfiles.

                                                                            :cfg_(cfg){
   std::vector<std::string> weightsfiles;
   std::string path_mvaWeightFileEleID;
   for(unsigned ifile=0 ; ifile < cfg_.vweightsfiles.size() ; ++ifile) {
     path_mvaWeightFileEleID = edm::FileInPath ( cfg_.vweightsfiles[ifile].c_str() ).fullPath();
     weightsfiles.push_back(path_mvaWeightFileEleID);
   }
   
   //initialize
   //Define expected number of bins
 
   //Check number of weight files given
   if (ExpectedNBins != cfg_.vweightsfiles.size() ) {
     std::cout << "Error: Expected Number of bins = " << ExpectedNBins << " does not equal to weightsfiles.size() = "
               << cfg_.vweightsfiles.size() << std::endl;
 
     assert(ExpectedNBins == cfg_.vweightsfiles.size());
   }
 
 
   for (unsigned int i=0;i<ExpectedNBins; ++i) {
     TMVA::Reader tmvaReader("!Color:Silent");
     tmvaReader.AddVariable("fbrem",                   &fbrem);
     tmvaReader.AddVariable("EtotOvePin",                      &EtotOvePin);
     tmvaReader.AddVariable("EClusOverPout",                   &eleEoPout);
     tmvaReader.AddVariable("EBremOverDeltaP",                 &EBremOverDeltaP);
     tmvaReader.AddVariable("logSigmaEtaEta",                  &logSigmaEtaEta);
     tmvaReader.AddVariable("DeltaEtaTrackEcalSeed",           &DeltaEtaTrackEcalSeed);
     tmvaReader.AddVariable("HoE",                             &HoE);
     tmvaReader.AddVariable("gsfchi2",                         &gsfchi2);
     tmvaReader.AddVariable("kfchi2",                          &kfchi2);
     tmvaReader.AddVariable("kfhits",                          &kfhits);
     tmvaReader.AddVariable("SigmaPtOverPt",                   &SigmaPtOverPt);
     tmvaReader.AddVariable("deta",                            &deta);
     tmvaReader.AddVariable("dphi",                            &dphi);
     tmvaReader.AddVariable("detacalo",                        &detacalo);
     tmvaReader.AddVariable("see",                             &see);
     tmvaReader.AddVariable("spp",                             &spp);    
     tmvaReader.AddVariable("R9",                                &R9);
     tmvaReader.AddVariable("etawidth",                        &etawidth);
     tmvaReader.AddVariable("phiwidth",                        &phiwidth);
     tmvaReader.AddVariable("e1x5e5x5",                        &OneMinusE1x5E5x5);
     tmvaReader.AddVariable("IoEmIoP",               &IoEmIoP);
     tmvaReader.AddVariable("PreShowerOverRaw",      &PreShowerOverRaw);
     tmvaReader.AddVariable("nPV",                       &nPV);
 
     tmvaReader.AddVariable( "pt",                            &pt);
     tmvaReader.AddVariable( "eta",                           &eta);
 
     tmvaReader.AddSpectator( "pt",                            &pt);
     tmvaReader.AddSpectator( "eta",                           &eta);
     
     // Taken from Daniele (his mail from the 30/11)    
     // training of the 7/12 with Nvtx added
     tmvaReader.BookMVA("BDT",weightsfiles[i]);
     gbr[i].reset( new GBRForest( dynamic_cast<TMVA::MethodBDT*>( tmvaReader.FindMVA("BDT") ) ) );
   }
 }

SoftElectronMVAEstimator::~SoftElectronMVAEstimator ( )

Definition at line 70 of file SoftElectronMVAEstimator.cc.

71 { }

Member Function Documentation

void SoftElectronMVAEstimator::bindVariables ( float vars[25] ) const

private

Definition at line 172 of file SoftElectronMVAEstimator.cc.

References funct::abs().

Referenced by mva().

                                                                  {
   if( vars[0] < -1.) //fbrem
     vars[0] = -1.;
 
   vars[11] = std::abs(vars[11]); // deta
   if(vars[11] > 0.06)
     vars[11] = 0.06;
 
   vars[12] = std::abs(vars[12]);
   if(vars[12] > 0.6)
     vars[12] = 0.6;
 
   //if(EoP > 20.)
   //  EoP = 20.;
 
   if(vars[2] > 20.) //eleEoPout
     vars[2] = 20.;
   
   vars[13] = std::abs(vars[13]); //detacalo
   if(vars[13] > 0.2)
     vars[13] = 0.2;
 
   if( vars[19] < -1.) //OneMinusE1x5E5x5
     vars[19] = -1;
 
   if( vars[19] > 2.) //OneMinusE1x5E5x5
     vars[19] = 2.;
 
   if( vars[7] > 200.) //gsfchi2
     vars[7] = 200;
   
   if( vars[8] > 10.) //kfchi2
     vars[8]  = 10.;
 
 }

UInt_t SoftElectronMVAEstimator::GetMVABin	(	int	pu,
		double	eta,
		double	pt
	)		const

Definition at line 74 of file SoftElectronMVAEstimator.cc.

References stringResolutionProvider_cfi::bin, and nPV.

                                                                               {
 
     //Default is to return the first bin
     unsigned int bin = 0;
 
  bool ptrange[3],etarange[3],purange[2];
         ptrange[0]=pt > 2 && pt < 5;
         ptrange[1]=pt > 5 && pt < 10;
         ptrange[2]=pt > 10;
         etarange[0]=fabs(eta) < 0.8;
         etarange[1]=fabs(eta) > 0.8 && fabs(eta) <1.4;
         etarange[2]=fabs(eta) > 1.4;
         purange[0]=nPV<=20;
         purange[1]=nPV>20;
 
         int index=0;
         for(int kPU=0;kPU<2;kPU++)
         for(int kETA=0;kETA<3;kETA++)
         for(int kPT=0;kPT<3;kPT++){
                 if (purange[kPU] && ptrange[kPT] && etarange[kETA]) bin=index;
                 index++;
         } 
   return bin;
 }

void SoftElectronMVAEstimator::init ( )

private

double SoftElectronMVAEstimator::mva	(	const reco::GsfElectron &	myElectron,
		const reco::VertexCollection &	pvc
	)		const

Definition at line 101 of file SoftElectronMVAEstimator.cc.

                                                                             {
   float vars[25];
 
   vars[0]  = myElectron.fbrem();// fbrem
   vars[1]  = myElectron.eSuperClusterOverP(); //EtotOvePin
   vars[2]   = myElectron.eEleClusterOverPout(); //eleEoPout 
   
   float etot  = myElectron.eSuperClusterOverP()*myElectron.trackMomentumAtVtx().R();
   float eEcal = myElectron.eEleClusterOverPout()*myElectron.trackMomentumAtEleClus().R();
   float dP    = myElectron.trackMomentumAtVtx().R()-myElectron.trackMomentumAtEleClus().R();
   vars[3]  = (etot-eEcal)/dP; //EBremOverDeltaP
   vars[4]  = std::log(myElectron.sigmaEtaEta()); //logSigmaEtaEta
   vars[5]  = myElectron.deltaEtaEleClusterTrackAtCalo(); //DeltaEtaTrackEcalSeed
   vars[6]  = myElectron.hcalOverEcalBc(); //HoE  
 
   bool validKF= false;
   reco::TrackRef myTrackRef     = myElectron.closestCtfTrackRef();
   validKF                       = (myTrackRef.isAvailable() && myTrackRef.isNonnull());
   vars[7]  = myElectron.gsfTrack()->normalizedChi2(); //gsfchi2
   vars[8]  = (validKF) ? myTrackRef->normalizedChi2() : 0 ; //kfchi2
   vars[9]  = (validKF) ? myTrackRef->hitPattern().trackerLayersWithMeasurement() : -1. ; //kfhits
   
   vars[10] = myElectron.gsfTrack().get()->ptModeError()/myElectron.gsfTrack().get()->ptMode() ; //SigmaPtOverPt 
   vars[11]  = myElectron.deltaEtaSuperClusterTrackAtVtx(); //deta
   vars[12]  = myElectron.deltaPhiSuperClusterTrackAtVtx(); //dphi
   vars[13]  = myElectron.deltaEtaSeedClusterTrackAtCalo(); //detacalo 
   vars[14]  = myElectron.sigmaIetaIeta(); //see
   vars[15]  = myElectron.sigmaIphiIphi(); //spp
   vars[16]  = myElectron.r9(); //R9
   vars[17]  = myElectron.superCluster()->etaWidth(); //etawidth
   vars[18]  = myElectron.superCluster()->phiWidth(); //phiwidth
   vars[19]  = (myElectron.e5x5()) !=0. ? 1.-(myElectron.e1x5()/myElectron.e5x5()) : -1. ; //OneMinusE1x5E5x5
   vars[20]  = (1.0/myElectron.ecalEnergy()) - (1.0 / myElectron.p()); // IoEmIoP
   vars[21]  = myElectron.superCluster()->preshowerEnergy() / myElectron.superCluster()->rawEnergy(); //PreShowerOverRaw
   vars[22]  = pvc.size(); // nPV
   vars[23]  = myElectron.pt(); //pt
   vars[24]  = myElectron.eta(); //eta
   
 /*
   std::cout<<"fbrem "<<fbrem<<std::endl;
   std::cout<<"EtotOvePin "<<EtotOvePin<<std::endl;
   std::cout<<"eleEoPout "<<eleEoPout<<std::endl;
   std::cout<<"EBremOverDeltaP "<<EBremOverDeltaP<<std::endl;
   std::cout<<"logSigmaEtaEta "<<logSigmaEtaEta<<std::endl;
   std::cout<<"DeltaEtaTrackEcalSeed "<<DeltaEtaTrackEcalSeed<<std::endl;
   std::cout<<"HoE "<<HoE<<std::endl;
   std::cout<<"kfchi2 "<<kfchi2<<std::endl;
   std::cout<<"kfhits "<<kfhits<<std::endl;
   std::cout<<"gsfchi2 "<<gsfchi2<<std::endl;
   std::cout<<"SigmaPtOverPt "<<SigmaPtOverPt<<std::endl;
   std::cout<<"deta "<<deta<<std::endl;
   std::cout<<"dphi "<<dphi<<std::endl;
   std::cout<<"detacalo "<<detacalo<<std::endl;
   std::cout<<"see "<<see<<std::endl;
   std::cout<< "spp "             <<          spp<< std::endl;
   std::cout<< "R9 "             <<         R9<< std::endl;
   std::cout<< "IoEmIoP "        <<         IoEmIoP<< std::endl;
   std::cout<<"etawidth "<<etawidth<<std::endl;
   std::cout<<"phiwidth "<<phiwidth<<std::endl;
   std::cout<<"OneMinusE1x5E5x5 "<<OneMinusE1x5E5x5<<std::endl;
   std::cout<<"PreShowerOverRaw "<<PreShowerOverRaw<<std::endl;
 */
   bindVariables(vars);
 
   double result= gbr[0]->GetClassifier(vars);
 
   return result;
 }