#include <ElectronConversionRejectionValidator.h>

Inheritance diagram for ElectronConversionRejectionValidator:

Public Member Functions
void	analyze (const edm::Event &, const edm::EventSetup &) override

void	bookHistograms (DQMStore::IBooker &bei, edm::Run const &, edm::EventSetup const &) override

	ElectronConversionRejectionValidator (const edm::ParameterSet &)

	~ElectronConversionRejectionValidator () override

Public Member Functions inherited from one::DQMEDAnalyzer< T >
	DQMEDAnalyzer ()=default

	DQMEDAnalyzer (DQMEDAnalyzer< T... > const &)=delete

	DQMEDAnalyzer (DQMEDAnalyzer< T... > &&)=delete

	~DQMEDAnalyzer () override=default

Private Attributes
edm::EDGetTokenT< reco::BeamSpot >	beamspotToken_

std::string	conversionCollection_

std::string	conversionCollectionProducer_

edm::EDGetTokenT< reco::ConversionCollection >	convToken_

std::string	dqmpath_

float	eleD0Max_

int	eleExpectedHitsInnerMax_

float	elePtMin_

std::string	fName_

edm::EDGetTokenT< reco::GsfElectronCollection >	gsfElecToken_

std::string	gsfElectronCollection_

std::string	gsfElectronCollectionProducer_

MonitorElement *	h_convEta_

MonitorElement *	h_convLeadTrackAlgo_

MonitorElement *	h_convLeadTrackpt_

MonitorElement *	h_convLog10TrailTrackpt_

MonitorElement *	h_convPhi_

MonitorElement *	h_convProb_

MonitorElement *	h_convPt_

MonitorElement *	h_convRho_

MonitorElement *	h_convTrailTrackAlgo_

MonitorElement *	h_convTrailTrackpt_

MonitorElement *	h_convZ_

MonitorElement *	h_eleEtaAll_

MonitorElement *	h_eleEtaEff_

MonitorElement *	h_eleEtaFail_

MonitorElement *	h_eleEtaPass_

MonitorElement *	h_elePhiAll_

MonitorElement *	h_elePhiEff_

MonitorElement *	h_elePhiFail_

MonitorElement *	h_elePhiPass_

MonitorElement *	h_elePtAll_

MonitorElement *	h_elePtEff_

MonitorElement *	h_elePtFail_

MonitorElement *	h_elePtPass_

bool	isRunCentrally_

int	nEntry_

int	nEvt_

edm::EDGetTokenT< reco::VertexCollection >	offline_pvToken_

edm::ParameterSet	parameters_

int	verbosity_

Detailed Description

$Id: ElectronConversionRejectionValidator

Author: J.Bendavid

Definition at line 43 of file ElectronConversionRejectionValidator.h.

Constructor & Destructor Documentation

ElectronConversionRejectionValidator::ElectronConversionRejectionValidator ( const edm::ParameterSet & pset )

explicit

Definition at line 49 of file ElectronConversionRejectionValidator.cc.

References edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), muonDTDigis_cfi::pset, and AlCaHLTBitMon_QueryRunRegistry::string.

 {
 
   fName_     = pset.getUntrackedParameter<std::string>("Name");
   verbosity_ = pset.getUntrackedParameter<int>("Verbosity");
   parameters_ = pset;
 
   gsfElectronCollectionProducer_ = pset.getParameter<std::string>("gsfElectronProducer");
   gsfElectronCollection_ = pset.getParameter<std::string>("gsfElectronCollection");
 
   conversionCollectionProducer_ = pset.getParameter<std::string>("convProducer");
   conversionCollection_ = pset.getParameter<std::string>("conversionCollection");
   // conversionTrackProducer_ = pset.getParameter<std::string>("trackProducer");
   gsfElecToken_ = consumes<reco::GsfElectronCollection>(
       edm::InputTag(gsfElectronCollectionProducer_,
                     gsfElectronCollection_));
   convToken_ = consumes<reco::ConversionCollection>(
       edm::InputTag(conversionCollectionProducer_,
                     conversionCollection_));
 
   isRunCentrally_=   pset.getParameter<bool>("isRunCentrally");
 
   elePtMin_ = pset.getParameter<double>("elePtMin");
   eleExpectedHitsInnerMax_ = pset.getParameter<int>("eleExpectedHitsInnerMax");
   eleD0Max_ = pset.getParameter<double>("eleD0Max");
   offline_pvToken_ = consumes<reco::VertexCollection>(
       pset.getUntrackedParameter<edm::InputTag> ("offlinePV",
                                                  edm::InputTag("offlinePrimaryVertices")));
   beamspotToken_ = consumes<reco::BeamSpot>(
       pset.getUntrackedParameter<edm::InputTag> ("beamspot",
                                                  edm::InputTag("offlineBeamSpot")));
 
   nEvt_=0;
   nEntry_=0;
 }

ElectronConversionRejectionValidator::~ElectronConversionRejectionValidator ( )

override

Definition at line 85 of file ElectronConversionRejectionValidator.cc.

85 {}

Member Function Documentation

void ElectronConversionRejectionValidator::analyze	(	const edm::Event &	e,
		const edm::EventSetup &	esup
	)

override

Definition at line 157 of file ElectronConversionRejectionValidator.cc.

References funct::abs(), reco::TrackBase::algo(), reco::Vertex::chi2(), ChiSquaredProbability(), conv, reco::Conversion::conversionVertex(), edm::Event::getByToken(), electronConversionRejectionValidator::gsfElectronCollection, edm::EventBase::id(), edm::HandleBase::isValid(), ConversionTools::matchedConversion(), reco::HitPattern::MISSING_INNER_HITS, reco::Vertex::ndof(), reco::BeamSpot::position(), reco::Vertex::position(), edm::Handle< T >::product(), reco::TrackBase::pt(), reco::Conversion::refittedPairMomentum(), and reco::Conversion::tracks().

                                                                                                  {
 
   using namespace edm;
 
 
   nEvt_++;
   LogInfo("ElectronConversionRejectionValidator")
       << "ElectronConversionRejectionValidator Analyzing event number: "
       << e.id() << " Global Counter " << nEvt_ <<"\n";
 
   Handle<reco::ConversionCollection> convHandle;
   e.getByToken(convToken_, convHandle);
   if (!convHandle.isValid()) {
     edm::LogError("ElectronConversionRejectionValidator")
         << "Error! Can't get the Conversion collection "<< std::endl;
     return;
   }
 
   Handle<reco::GsfElectronCollection> gsfElectronHandle;
   e.getByToken(gsfElecToken_, gsfElectronHandle);
   const reco::GsfElectronCollection &gsfElectronCollection = *(gsfElectronHandle.product());
   if (!gsfElectronHandle.isValid()) {
     edm::LogError("ElectronConversionRejectionValidator")
         << "Error! Can't get the Electron collection "<< std::endl;
     return;
   }
 
   // offline  Primary vertex
   edm::Handle<reco::VertexCollection> vertexHandle;
   e.getByToken(offline_pvToken_, vertexHandle);
   if (!vertexHandle.isValid()) {
     edm::LogError("ElectronConversionRejectionValidator")
         << "Error! Can't get the product primary Vertex Collection "<< "\n";
     return;
   }
   const reco::Vertex &thevtx = vertexHandle->at(0);
 
   edm::Handle<reco::BeamSpot> bsHandle;
   e.getByToken(beamspotToken_, bsHandle);
   if (!bsHandle.isValid()) {
     edm::LogError("ElectronConversionRejectionValidator")
         << "Error! Can't get the product beamspot Collection "<< "\n";
     return;
   }
   const reco::BeamSpot &thebs = *bsHandle.product();
 
 
   //loop over electrons
   for (reco::GsfElectronCollection::const_iterator iele = gsfElectronCollection.begin(); iele!=gsfElectronCollection.end(); ++iele) {
     //apply basic pre-selection cuts to remove the conversions with obviously displaced tracks which will anyways be
     //removed from the analysis by the hit pattern or impact parameter requirements
     if (iele->pt() < elePtMin_) continue;
     if (iele->gsfTrack()->hitPattern().numberOfLostHits(reco::HitPattern::MISSING_INNER_HITS) > eleExpectedHitsInnerMax_) continue;
     if ( std::abs(iele->gsfTrack()->dxy(thevtx.position())) > eleD0Max_ ) continue;
 
     //fill information for all electrons
     h_elePtAll_->Fill(iele->pt());
     h_eleEtaAll_->Fill(iele->eta());
     h_elePhiAll_->Fill(iele->phi());
 
 
     //find matching conversion if any
     reco::Conversion const* conv = ConversionTools::matchedConversion(*iele,*convHandle,thebs.position());
     //fill information on passing electrons only if there is no matching conversion (electron passed the conversion rejection cut!)
     if (conv == nullptr) {
       h_elePtPass_->Fill(iele->pt());
       h_eleEtaPass_->Fill(iele->eta());
       h_elePhiPass_->Fill(iele->phi());
     }
     else {
       //matching conversion, electron failed conversion rejection cut
       //fill information on electron and matching conversion
       //(Note that in case of multiple matching conversions passing the requirements, the conversion tools returns the one closest to the IP,
       //which is most likely to be the conversion of the primary photon in case there was one.)
 
       //fill electron info
       h_elePtFail_->Fill(iele->pt());
       h_eleEtaFail_->Fill(iele->eta());
       h_elePhiFail_->Fill(iele->phi());
 
       //fill conversion info
       math::XYZVectorF convmom = conv->refittedPairMomentum();
       h_convPt_->Fill(convmom.rho());
       h_convEta_->Fill(convmom.eta());
       h_convPhi_->Fill(convmom.phi());
       h_convRho_->Fill(conv->conversionVertex().position().rho());
       h_convZ_->Fill(conv->conversionVertex().position().z());
       h_convProb_->Fill(ChiSquaredProbability(conv->conversionVertex().chi2(),conv->conversionVertex().ndof()));
 
       //fill information about conversion tracks
       if (conv->tracks().size()<2) continue;
 
       RefToBase<reco::Track> tk1 = conv->tracks().front();
       RefToBase<reco::Track> tk2 = conv->tracks().back();
 
       RefToBase<reco::Track> tklead;
       RefToBase<reco::Track> tktrail;
       if (tk1->pt() >= tk2->pt()) {
         tklead = tk1;
         tktrail = tk2;
       }
       else {
         tklead = tk2;
         tktrail = tk1;
       }
       h_convLeadTrackpt_->Fill(tklead->pt());
       h_convTrailTrackpt_->Fill(tktrail->pt());
       h_convLog10TrailTrackpt_->Fill(log10(tktrail->pt()));
       h_convLeadTrackAlgo_->Fill(tklead->algo());
       h_convTrailTrackAlgo_->Fill(tktrail->algo());
 
     }
   }
 
 }

void ElectronConversionRejectionValidator::bookHistograms	(	DQMStore::IBooker &	bei,
		edm::Run const &	,
		edm::EventSetup const &
	)

override

Definition at line 88 of file ElectronConversionRejectionValidator.cc.

References reco::TrackBase::algoSize, DQMStore::IBooker::book1D(), conversionPostprocessing_cfi::etaBin, ALCARECOTkAlBeamHalo_cff::etaMax, ALCARECOTkAlBeamHalo_cff::etaMin, conversionPostprocessing_cfi::phiBin, AlignmentTrackSelector_cfi::phiMax, AlignmentTrackSelector_cfi::phiMin, Pi, electronConversionRejectionValidator::ptBin, AlignmentTrackSelector_cfi::ptMax, ptMin, electronConversionRejectionValidator::rhoBin, egammaForCoreTracking_cff::rhoMax, electronConversionRejectionValidator::rhoMin, DQMStore::IBooker::setCurrentFolder(), electronConversionRejectionValidator::trackptBin, electronConversionRejectionValidator::trackptMax, electronConversionRejectionValidator::trackptMin, conversionPostprocessing_cfi::zBin, hfnoseDigiStudy_cfi::zMax, and hfnoseDigiStudy_cfi::zMin.

                                          {
 
   double ptMin = parameters_.getParameter<double>("ptMin");
   double ptMax = parameters_.getParameter<double>("ptMax");
   int ptBin = parameters_.getParameter<int>("ptBin");
 
   double trackptMin = parameters_.getParameter<double>("trackptMin");
   double trackptMax = parameters_.getParameter<double>("trackptMax");
   int trackptBin = parameters_.getParameter<int>("trackptBin");
 
   double etaMin = parameters_.getParameter<double>("etaMin");
   double etaMax = parameters_.getParameter<double>("etaMax");
   int etaBin = parameters_.getParameter<int>("etaBin");
 
   double phiMin = -TMath::Pi();
   double phiMax =  TMath::Pi();
   int    phiBin = parameters_.getParameter<int>("phiBin");
 
 
   double rhoMin = parameters_.getParameter<double>("rhoMin");
   double rhoMax = parameters_.getParameter<double>("rhoMax");
   int    rhoBin = parameters_.getParameter<int>("rhoBin");
 
   double zMin = parameters_.getParameter<double>("zMin");
   double zMax = parameters_.getParameter<double>("zMax");
   int    zBin = parameters_.getParameter<int>("zBin");
 
   // SC from reco photons
 
   //TString simfolder = TString(
   //std::string simpath = dqmpath_ + "SimulationInfo";
   ibooker.setCurrentFolder(dqmpath_);
   //
   // simulation information about conversions
   // Histograms for efficiencies
   h_elePtAll_ = ibooker.book1D("elePtAll", "# of Electrons", ptBin, ptMin, ptMax);
   h_eleEtaAll_ = ibooker.book1D("eleEtaAll", "# of Electrons", etaBin, etaMin, etaMax);
   h_elePhiAll_ = ibooker.book1D("elePhiAll", "# of Electrons", phiBin, phiMin, phiMax);
 
   h_elePtPass_ = ibooker.book1D("elePtPass", "# of Electrons", ptBin, ptMin, ptMax);
   h_eleEtaPass_ = ibooker.book1D("eleEtaPass", "# of Electrons", etaBin, etaMin, etaMax);
   h_elePhiPass_ = ibooker.book1D("elePhiPass", "# of Electrons", phiBin, phiMin, phiMax);
 
   h_elePtFail_ = ibooker.book1D("elePtFail", "# of Electrons", ptBin, ptMin, ptMax);
   h_eleEtaFail_ = ibooker.book1D("eleEtaFail", "# of Electrons",etaBin, etaMin, etaMax);
   h_elePhiFail_ = ibooker.book1D("elePhiFail", "# of Electrons", phiBin, phiMin, phiMax);
 
   h_convPt_ = ibooker.book1D("convPt", "# of Electrons", ptBin, ptMin, ptMax);
   h_convEta_ = ibooker.book1D("convEta", "# of Electrons", etaBin, etaMin, etaMax);
   h_convPhi_ = ibooker.book1D("convPhi", "# of Electrons", phiBin, phiMin, phiMax);
   h_convRho_ = ibooker.book1D("convRho", "# of Electrons", rhoBin, rhoMin, rhoMax);
   h_convZ_ = ibooker.book1D("convZ", "# of Electrons", zBin, zMin, zMax);
   h_convProb_ = ibooker.book1D("convProb", "# of Electrons", 100, 0.0, 1.0);
 
   h_convLeadTrackpt_ = ibooker.book1D("convLeadTrackpt", "# of Electrons", trackptBin,
       trackptMin, trackptMax);
 
   h_convTrailTrackpt_ = ibooker.book1D("convTrailTrackpt", "# of Electrons", trackptBin,
       trackptMin, trackptMax);
 
   h_convLog10TrailTrackpt_ = ibooker.book1D("convLog10TrailTrackpt", "# of Electrons",
       ptBin, -2.0, 3.0);
 
   h_convLeadTrackAlgo_ = ibooker.book1D("convLeadTrackAlgo", "# of Electrons", reco::TrackBase::algoSize, -0.5, reco::TrackBase::algoSize-0.5);
   h_convTrailTrackAlgo_ = ibooker.book1D("convLeadTrackAlgo", "# of Electrons", reco::TrackBase::algoSize, -0.5, reco::TrackBase::algoSize-0.5);
 }