PileupJetIdAlgo Class Reference

#include <PileupJetIdAlgo.h>

Classes
class	AlgoGBRForestsAndConstants

Public Types
typedef std::map< std::string, std::pair< float *, float > >	variables_list_t
enum	version_t { USER =-1, PHILv0 =0 }

Public Member Functions
int	computeCutIDflag (float betaStarClassic, float dR2Mean, float nvtx, float jetPt, float jetEta)
int	computeIDflag (float mva, float jetPt, float jetEta)
int	computeIDflag (float mva, int ptId, int etaId)
PileupJetIdentifier	computeIdVariables (const reco::Jet *jet, float jec, const reco::Vertex *, const reco::VertexCollection &, double rho, bool usePuppi)
PileupJetIdentifier	computeMva ()
std::string	dumpVariables () const
std::pair< int, int >	getJetIdKey (float jetPt, float jetEta)
float	getMVAval (const std::vector< std::string > &, const std::unique_ptr< const GBRForest > &)
const variables_list_t &	getVariables () const
	const PileupJetIdentifier::variables_list_t & getVariables() const { return variables_; }; More...
const std::string	method () const
	PileupJetIdAlgo (AlgoGBRForestsAndConstants const *cache)
void	set (const PileupJetIdentifier &)
	~PileupJetIdAlgo ()

Protected Member Functions
void	initVariables ()
void	resetVariables ()
void	runMva ()

Protected Attributes
AlgoGBRForestsAndConstants const *	cache_
PileupJetIdentifier	internalId_
variables_list_t	variables_

Detailed Description

Definition at line 22 of file PileupJetIdAlgo.h.

Member Typedef Documentation

typedef std::map<std::string,std::pair<float *,float> > PileupJetIdAlgo::variables_list_t

Definition at line 41 of file PileupJetIdAlgo.h.

Member Enumeration Documentation

enum PileupJetIdAlgo::version_t

Enumerator
USER
PHILv0

Definition at line 24 of file PileupJetIdAlgo.h.

{ USER=-1, PHILv0=0 };

Constructor & Destructor Documentation

PileupJetIdAlgo::PileupJetIdAlgo

(

AlgoGBRForestsAndConstants const *

cache

)

Definition at line 110 of file PileupJetIdAlgo.cc.

References initVariables().

                                                                        :
  cache_(cache) {

  initVariables();
}

PileupJetIdAlgo::~PileupJetIdAlgo

(

)

Definition at line 117 of file PileupJetIdAlgo.cc.

{
}

Member Function Documentation

int PileupJetIdAlgo::computeCutIDflag	(	float	betaStarClassic,
		float	dR2Mean,
		float	nvtx,
		float	jetPt,
		float	jetEta
	)

Definition at line 199 of file PileupJetIdAlgo.cc.

References getJetIdKey(), PileupJetIdentifier::kLoose, PileupJetIdentifier::kMedium, PileupJetIdentifier::kTight, and cmsBatch::log.

Referenced by runMva().

{
  std::pair<int,int> jetIdKey = getJetIdKey(jetPt,jetEta);
  float betaStarModified = betaStarClassic/log(nvtx-0.64);
  int idFlag(0);
  if(betaStarModified < cache_->betaStarCut()[PileupJetIdentifier::kTight ][jetIdKey.first][jetIdKey.second] &&
     dR2Mean          < cache_->rmsCut()     [PileupJetIdentifier::kTight ][jetIdKey.first][jetIdKey.second]
     ) idFlag += 1 <<  PileupJetIdentifier::kTight;

  if(betaStarModified < cache_->betaStarCut()[PileupJetIdentifier::kMedium ][jetIdKey.first][jetIdKey.second] &&
     dR2Mean          < cache_->rmsCut()     [PileupJetIdentifier::kMedium ][jetIdKey.first][jetIdKey.second]
     ) idFlag += 1 <<  PileupJetIdentifier::kMedium;
  
  if(betaStarModified < cache_->betaStarCut()[PileupJetIdentifier::kLoose  ][jetIdKey.first][jetIdKey.second] &&
     dR2Mean          < cache_->rmsCut()     [PileupJetIdentifier::kLoose  ][jetIdKey.first][jetIdKey.second]
     ) idFlag += 1 <<  PileupJetIdentifier::kLoose;
  return idFlag;
}

int PileupJetIdAlgo::computeIDflag	(	float	mva,
		float	jetPt,
		float	jetEta
	)

Definition at line 218 of file PileupJetIdAlgo.cc.

References getJetIdKey().

Referenced by runMva().

{
  std::pair<int,int> jetIdKey = getJetIdKey(jetPt,jetEta);
  return computeIDflag(mva,jetIdKey.first,jetIdKey.second);
}

int PileupJetIdAlgo::computeIDflag	(	float	mva,
		int	ptId,
		int	etaId
	)

Definition at line 225 of file PileupJetIdAlgo.cc.

References cache_, PileupJetIdentifier::kLoose, PileupJetIdentifier::kMedium, PileupJetIdentifier::kTight, and PileupJetIdAlgo::AlgoGBRForestsAndConstants::mvacut().

{
  int idFlag(0);
  if(mva > cache_->mvacut()[PileupJetIdentifier::kTight ][ptId][etaId]) idFlag += 1 << PileupJetIdentifier::kTight;
  if(mva > cache_->mvacut()[PileupJetIdentifier::kMedium][ptId][etaId]) idFlag += 1 << PileupJetIdentifier::kMedium;
  if(mva > cache_->mvacut()[PileupJetIdentifier::kLoose ][ptId][etaId]) idFlag += 1 << PileupJetIdentifier::kLoose;
  return idFlag;
}

PileupJetIdentifier PileupJetIdAlgo::computeIdVariables	(	const reco::Jet *	jet,
		float	jec,
		const reco::Vertex *	vtx,
		const reco::VertexCollection &	allvtx,
		double	rho,
		bool	usePuppi
	)

Definition at line 243 of file PileupJetIdAlgo.cc.

References funct::abs(), assign(), reco::Muon::bestTrack(), reco::Candidate::bestTrack(), cache_, reco::Candidate::charge(), reco::PFJet::chargedEmEnergy(), pat::Jet::chargedEmEnergy(), reco::PFJet::chargedHadronEnergy(), pat::Jet::chargedHadronEnergy(), reco::PFJet::chargedMultiplicity(), pat::Jet::chargedMultiplicity(), PileupJetIdentifier::chFrac01_, PileupJetIdentifier::chFrac02_, PileupJetIdentifier::chFrac03_, PileupJetIdentifier::chFrac04_, PileupJetIdentifier::chFrac05_, PileupJetIdentifier::chFrac06_, PileupJetIdentifier::chFrac07_, PileupJetIdentifier::chgEMfrac_, PileupJetIdentifier::chgHadrfrac_, pat::Jet::correctedJet(), PileupJetIdentifier::d0_, reco::CompositePtrCandidate::daughterPtr(), reco::deltaPhi(), reco::deltaR(), PileupJetIdentifier::dRLead2nd_, PileupJetIdentifier::dRLeadCent_, PileupJetIdentifier::dRMeanCh_, PileupJetIdentifier::dRMeanEm_, PileupJetIdentifier::dRMeanNeut_, reco::TrackBase::dxy(), pat::PackedCandidate::dxy(), reco::TrackBase::dz(), pat::PackedCandidate::dz(), PileupJetIdentifier::emFrac01_, PileupJetIdentifier::emFrac02_, PileupJetIdentifier::emFrac03_, PileupJetIdentifier::emFrac04_, PileupJetIdentifier::emFrac05_, PileupJetIdentifier::emFrac06_, PileupJetIdentifier::emFrac07_, reco::LeafCandidate::energy(), reco::Candidate::eta(), reco::LeafCandidate::eta(), PileupJetIdentifier::etaW_, PileupJetIdentifier::fourthChFrac_, PileupJetIdentifier::fourthEmFrac_, PileupJetIdentifier::fourthFrac_, PileupJetIdentifier::fourthNeutFrac_, cropTnPTrees::frac, pat::PackedCandidate::fromPV(), edm::Ptr< T >::get(), edm::Ref< C, T, F >::get(), reco::PFCandidate::gsfTrackRef(), mps_fire::i, internalId_, reco::Vertex::isFake(), edm::Ref< C, T, F >::isNonnull(), patTestJEC_cfi::jec, metsig::jet, PileupJetIdentifier::jetM_, PileupJetIdentifier::jetPhi_, reco::btau::jetPt, PileupJetIdentifier::jetW_, PileupJetIdentifier::leadChEta_, PileupJetIdentifier::leadChFrac_, PileupJetIdentifier::leadChPhi_, PileupJetIdentifier::leadChPt_, PileupJetIdentifier::leadEmEta_, PileupJetIdentifier::leadEmFrac_, PileupJetIdentifier::leadEmPhi_, PileupJetIdentifier::leadEmPt_, PileupJetIdentifier::leadEta_, PileupJetIdentifier::leadFrac_, PileupJetIdentifier::leadNeutEta_, PileupJetIdentifier::leadNeutFrac_, PileupJetIdentifier::leadNeutPhi_, PileupJetIdentifier::leadNeutPt_, PileupJetIdentifier::leadPhi_, PileupJetIdentifier::leadPt_, reco::LeafCandidate::mass(), min(), reco::PFCandidate::muonRef(), reco::Jet::nConstituents(), reco::Vertex::ndof(), PileupJetIdentifier::neuEMfrac_, PileupJetIdentifier::neuHadrfrac_, PileupJetIdentifier::neutFrac01_, PileupJetIdentifier::neutFrac02_, PileupJetIdentifier::neutFrac03_, PileupJetIdentifier::neutFrac04_, PileupJetIdentifier::neutFrac05_, PileupJetIdentifier::neutFrac06_, PileupJetIdentifier::neutFrac07_, reco::PFJet::neutralEmEnergy(), pat::Jet::neutralEmEnergy(), reco::PFJet::neutralHadronEnergy(), pat::Jet::neutralHadronEnergy(), reco::PFJet::neutralMultiplicity(), pat::Jet::neutralMultiplicity(), reco::CompositePtrCandidate::numberOfDaughters(), reco::CompositePtrCandidate::numberOfSourceCandidatePtrs(), reco::Candidate::pdgId(), PileupJetIdentifier::phiW_, reco::Vertex::position(), EnergyCorrector::pt, reco::Candidate::pt(), reco::LeafCandidate::pt(), PileupJetIdentifier::pt2A_, PileupJetIdentifier::ptDCh_, PileupJetIdentifier::ptDNe_, PileupJetIdentifier::ptMean_, PileupJetIdentifier::ptRMS_, pat::PackedCandidate::puppiWeight(), pat::PackedCandidate::PVUsedInFit, alignCSCRings::r, resetVariables(), rho, runMva(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::runMvas(), PileupJetIdentifier::secondChFrac_, PileupJetIdentifier::secondEmFrac_, PileupJetIdentifier::secondEta_, PileupJetIdentifier::secondFrac_, PileupJetIdentifier::secondNeutFrac_, PileupJetIdentifier::secondPhi_, PileupJetIdentifier::secondPt_, setPtEtaPhi(), reco::CompositePtrCandidate::sourceCandidatePtr(), mathSSE::sqrt(), PileupJetIdentifier::sumChPt_, PileupJetIdentifier::sumNePt_, TtFullHadEvtBuilder_cfi::sumPt, PileupJetIdentifier::sumPt_, std::swap(), PileupJetIdentifier::thirdChFrac_, PileupJetIdentifier::thirdEmFrac_, PileupJetIdentifier::thirdFrac_, PileupJetIdentifier::thirdNeutFrac_, reco::PFCandidate::trackRef(), reco::Vertex::trackWeight(), and mps_merge::weight.

Referenced by PileupJetIdProducer::produce().

{
    
    // initialize all variables to 0
    resetVariables();
    
    // loop over constituents, accumulate sums and find leading candidates
    const pat::Jet * patjet = dynamic_cast<const pat::Jet *>(jet);
    const reco::PFJet * pfjet = dynamic_cast<const reco::PFJet *>(jet);
    assert( patjet != nullptr || pfjet != nullptr );
    if( patjet != nullptr && jec == 0. ) { // if this is a pat jet and no jec has been passed take the jec from the object
      jec = patjet->pt()/patjet->correctedJet(0).pt();
    }
    if( jec <= 0. ) {
      jec = 1.;
    }
    
    const reco::Candidate* lLead = nullptr, *lSecond = nullptr, *lLeadNeut = nullptr, *lLeadEm = nullptr, *lLeadCh = nullptr, *lTrail = nullptr;
    std::vector<float> frac, fracCh, fracEm, fracNeut;
    float cones[] = { 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7 };
    size_t ncones = sizeof(cones)/sizeof(float);
    float * coneFracs[]     = { &internalId_.frac01_, &internalId_.frac02_, &internalId_.frac03_, &internalId_.frac04_, 
                    &internalId_.frac05_,  &internalId_.frac06_,  &internalId_.frac07_ };
    float * coneEmFracs[]   = { &internalId_.emFrac01_, &internalId_.emFrac02_, &internalId_.emFrac03_, &internalId_.emFrac04_, 
                    &internalId_.emFrac05_, &internalId_.emFrac06_, &internalId_.emFrac07_ }; 
    float * coneNeutFracs[] = { &internalId_.neutFrac01_, &internalId_.neutFrac02_, &internalId_.neutFrac03_, &internalId_.neutFrac04_, 
                    &internalId_.neutFrac05_, &internalId_.neutFrac06_, &internalId_.neutFrac07_ }; 
    float * coneChFracs[]   = { &internalId_.chFrac01_, &internalId_.chFrac02_, &internalId_.chFrac03_, &internalId_.chFrac04_, 
                    &internalId_.chFrac05_, &internalId_.chFrac06_, &internalId_.chFrac07_ }; 
    TMatrixDSym covMatrix(2); covMatrix = 0.;
    float jetPt = jet->pt() / jec; // use uncorrected pt for shape variables
    float sumPt = 0., sumPt2 = 0., sumTkPt = 0.,sumPtCh=0,sumPtNe = 0;
    float multNeut = 0.0;
    setPtEtaPhi(*jet,internalId_.jetPt_,internalId_.jetEta_,internalId_.jetPhi_); // use corrected pt for jet kinematics
    internalId_.jetM_ = jet->mass(); 
    internalId_.nvtx_ = allvtx.size();
    internalId_.rho_ = rho;

    float dRmin(1000);

    for ( unsigned i = 0; i < jet->numberOfSourceCandidatePtrs(); ++i ) {
      reco::CandidatePtr pfJetConstituent = jet->sourceCandidatePtr(i);
  
      const reco::Candidate* icand = pfJetConstituent.get();
      const pat::PackedCandidate* lPack = dynamic_cast<const pat::PackedCandidate *>( icand );
      const reco::PFCandidate *lPF=dynamic_cast<const reco::PFCandidate*>( icand );
      bool isPacked = true;
      if (lPack == nullptr){
        isPacked = false;
      }
        float candPuppiWeight = 1.0;
        if (usePuppi && isPacked) candPuppiWeight = lPack->puppiWeight();
        float candPt = (icand->pt())*candPuppiWeight;
        float candPtFrac = candPt/jetPt;
        float candDr   = reco::deltaR(*icand,*jet);
        float candDeta = icand->eta() - jet->eta();
        float candDphi = reco::deltaPhi(*icand,*jet);
        float candPtDr = candPt * candDr;
        size_t icone = std::lower_bound(&cones[0],&cones[ncones],candDr) - &cones[0];

        if(candDr < dRmin) dRmin = candDr;

        // // all particles
        if( lLead == nullptr || candPt > lLead->pt() ) {
            lSecond = lLead;
            lLead = icand; 
        } else if( (lSecond == nullptr || candPt > lSecond->pt()) && (candPt < lLead->pt()) ) {
            lSecond = icand;
        }

        // // average shapes
        internalId_.dRMean_     += candPtDr;
        internalId_.dR2Mean_    += candPtDr*candPtDr;
        covMatrix(0,0) += candPt*candPt*candDeta*candDeta;
        covMatrix(0,1) += candPt*candPt*candDeta*candDphi;
        covMatrix(1,1) += candPt*candPt*candDphi*candDphi;
        internalId_.ptD_ += candPt*candPt;
        sumPt += candPt;
        sumPt2 += candPt*candPt;
        
        // single most energetic candiates and jet shape profiles
        frac.push_back(candPtFrac);
        
        if( icone < ncones ) { *coneFracs[icone] += candPt; }
    
        // neutrals
        if( abs(icand->pdgId()) == 130) {
            if (lLeadNeut == nullptr || candPt > lLeadNeut->pt()) { lLeadNeut = icand; }
            internalId_.dRMeanNeut_ += candPtDr;
            fracNeut.push_back(candPtFrac);
            if( icone < ncones ) { *coneNeutFracs[icone] += candPt; }
            internalId_.ptDNe_    += candPt*candPt;
            sumPtNe               += candPt;
            multNeut += candPuppiWeight;
        }
        // EM candidated
        if( icand->pdgId() == 22 ) {
            if(lLeadEm == nullptr || candPt > lLeadEm->pt())  { lLeadEm = icand; }
            internalId_.dRMeanEm_ += candPtDr;
            fracEm.push_back(candPtFrac);
            if( icone < ncones ) { *coneEmFracs[icone] += candPt; }
            internalId_.ptDNe_    += candPt*candPt;
            sumPtNe               += candPt;
            multNeut += candPuppiWeight;
        }
        if((abs(icand->pdgId()) == 1) || (abs(icand->pdgId()) == 2)) multNeut += candPuppiWeight;

        // Charged  particles
        if(  icand->charge() != 0 ) {
                if (lLeadCh == nullptr || candPt > lLeadCh->pt()) { 
              lLeadCh = icand;
            
              const reco::Track* pfTrk = icand->bestTrack();
              if (lPF && std::abs(icand->pdgId()) == 13 && pfTrk == nullptr){
                reco::MuonRef lmuRef = lPF->muonRef();
                if (lmuRef.isNonnull()){
                  const reco::Muon& lmu = *lmuRef.get();
                  pfTrk = lmu.bestTrack();
                  edm::LogWarning("BadMuon")<<"Found a PFCandidate muon without a trackRef: falling back to Muon::bestTrack ";
                }
              }
              if(pfTrk==nullptr) { //protection against empty pointers for the miniAOD case
                //To handle the electron case
                if(isPacked) {
                  internalId_.d0_ = std::abs(lPack->dxy(vtx->position()));
                  internalId_.dZ_ = std::abs(lPack->dz(vtx->position()));
                }
                else if(lPF!=nullptr) {
                  pfTrk=(lPF->trackRef().get()==nullptr)?lPF->gsfTrackRef().get():lPF->trackRef().get();
                  internalId_.d0_ = std::abs(pfTrk->dxy(vtx->position()));
                  internalId_.dZ_ = std::abs(pfTrk->dz(vtx->position()));
                }
              }
              else {
                internalId_.d0_ = std::abs(pfTrk->dxy(vtx->position()));
                internalId_.dZ_ = std::abs(pfTrk->dz(vtx->position()));
              }
            }
            internalId_.dRMeanCh_  += candPtDr;
            internalId_.ptDCh_     += candPt*candPt;
            fracCh.push_back(candPtFrac);
            if( icone < ncones ) { *coneChFracs[icone] += candPt; }
            sumPtCh                += candPt;
        }
        // // beta and betastar     
        if( icand->charge() != 0 ) {
              if (!isPacked){
               if(lPF->trackRef().isNonnull() ) { 
                    float tkpt = candPt;
                sumTkPt += tkpt;
                // 'classic' beta definition based on track-vertex association
                bool inVtx0 = vtx->trackWeight ( lPF->trackRef()) > 0 ;

                bool inAnyOther = false;
                // alternative beta definition based on track-vertex distance of closest approach
                double dZ0 = std::abs(lPF->trackRef()->dz(vtx->position()));
                double dZ = dZ0;
                for(reco::VertexCollection::const_iterator  vi=allvtx.begin(); vi!=allvtx.end(); ++vi ) {
                    const reco::Vertex & iv = *vi;
                    if( iv.isFake() || iv.ndof() < 4 ) { continue; }
                        // the primary vertex may have been copied by the user: check identity by position
                        bool isVtx0  = (iv.position() - vtx->position()).r() < 0.02;
                    // 'classic' beta definition: check if the track is associated with
                    // any vertex other than the primary one
                    if( ! isVtx0 && ! inAnyOther ) {
                      inAnyOther =  vtx->trackWeight ( lPF->trackRef()) <= 0 ;
                    }
                    // alternative beta: find closest vertex to the track
                    dZ = std::min(dZ,std::abs(lPF->trackRef()->dz(iv.position())));
                }
                // classic beta/betaStar
                if( inVtx0 && ! inAnyOther ) {
                    internalId_.betaClassic_ += tkpt;
                } else if( ! inVtx0 && inAnyOther ) {
                    internalId_.betaStarClassic_ += tkpt;
                }
                // alternative beta/betaStar
                if( dZ0 < 0.2 ) {
                    internalId_.beta_ += tkpt;
                } else if( dZ < 0.2 ) {
                    internalId_.betaStar_ += tkpt;
                }
               } 
                }
            else{
                    float tkpt = candPt;
                    sumTkPt += tkpt;
                bool inVtx0 = false; 
                bool inVtxOther = false; 
                double dZ0=9999.;
                double dZ_tmp = 9999.;
                for (unsigned vtx_i = 0 ; vtx_i < allvtx.size() ; vtx_i++ ) {
                            auto iv = allvtx[vtx_i];

                    if (iv.isFake())
                        continue;

                    // Match to vertex in case of copy as above
                                        bool isVtx0  = (iv.position() - vtx->position()).r() < 0.02;

                    if (isVtx0) {
                        if (lPack->fromPV(vtx_i) == pat::PackedCandidate::PVUsedInFit) inVtx0 = true;
                        if (lPack->fromPV(vtx_i) == 0) inVtxOther = true;
                        dZ0 = lPack->dz(iv.position());
                    }

                    if (fabs(lPack->dz(iv.position())) < fabs(dZ_tmp)) {
                        dZ_tmp = lPack->dz(iv.position());
                    }
                }
                if (inVtx0){
                    internalId_.betaClassic_ += tkpt;
                } else if (inVtxOther){
                    internalId_.betaStarClassic_ += tkpt;
                }
                if (fabs(dZ0) < 0.2){
                    internalId_.beta_ += tkpt;
                } else if (fabs(dZ_tmp) < 0.2){
                    internalId_.betaStar_ += tkpt;
                }
            }
        }

        // trailing candidate
        if( lTrail == nullptr || candPt < lTrail->pt() ) {
            lTrail = icand; 
        }
    
    }

    // // Finalize all variables
    assert( !(lLead == nullptr) );

    if ( lSecond == nullptr )   { lSecond   = lTrail; }
    if ( lLeadNeut == nullptr ) { lLeadNeut = lTrail; }
    if ( lLeadEm == nullptr )   { lLeadEm   = lTrail; }
    if ( lLeadCh == nullptr )   { lLeadCh   = lTrail; }
    
    if( patjet != nullptr ) { // to enable running on MiniAOD slimmedJets
     internalId_.nCharged_    = patjet->chargedMultiplicity();
     internalId_.nNeutrals_   = patjet->neutralMultiplicity();
     internalId_.chgEMfrac_   = patjet->chargedEmEnergy()    /jet->energy();
     internalId_.neuEMfrac_   = patjet->neutralEmEnergy()    /jet->energy();
     internalId_.chgHadrfrac_ = patjet->chargedHadronEnergy()/jet->energy();
     internalId_.neuHadrfrac_ = patjet->neutralHadronEnergy()/jet->energy();
     if (usePuppi) internalId_.nNeutrals_ = multNeut;
    } else {
     internalId_.nCharged_    = pfjet->chargedMultiplicity();
     internalId_.nNeutrals_   = pfjet->neutralMultiplicity();
     internalId_.chgEMfrac_   = pfjet->chargedEmEnergy()    /jet->energy();
     internalId_.neuEMfrac_   = pfjet->neutralEmEnergy()    /jet->energy();
     internalId_.chgHadrfrac_ = pfjet->chargedHadronEnergy()/jet->energy();
     internalId_.neuHadrfrac_ = pfjet->neutralHadronEnergy()/jet->energy();
    }
        internalId_.nParticles_   = jet->nConstituents();

    float sumW2(0.0);
    float sum_deta(0.0),sum_dphi(0.0);
    float ave_deta(0.0), ave_dphi(0.0);
    for (size_t j = 0; j < jet->numberOfDaughters(); j++) {
      const auto& part = jet->daughterPtr(j);
      if (!(part.isAvailable() && part.isNonnull()) ){
            continue;
      }

      float partPuppiWeight=1.0;
      if (usePuppi){
        const pat::PackedCandidate* partpack = dynamic_cast<const pat::PackedCandidate *>( part.get() );
        if (partpack!=nullptr)  partPuppiWeight = partpack->puppiWeight();
      }

      float weight = (part->pt())*partPuppiWeight;
      float weight2 = weight * weight;
      sumW2        += weight2;
      float deta = part->eta() - jet->eta();
      float dphi = reco::deltaPhi(*part, *jet);
      sum_deta     += deta*weight2;
      sum_dphi     += dphi*weight2;
      if (sumW2 > 0) {
        ave_deta = sum_deta/sumW2;
        ave_dphi = sum_dphi/sumW2;
      }
    }

    float ddetaR_sum(0.0), ddphiR_sum(0.0), pull_tmp(0.0);
    for (size_t i = 0; i < jet->numberOfDaughters(); i++) {
      const auto& part = jet->daughterPtr(i);
      if (!(part.isAvailable() && part.isNonnull()) ){
            continue;
          }
 
      float partPuppiWeight=1.0;
      if (usePuppi){
        const pat::PackedCandidate* partpack = dynamic_cast<const pat::PackedCandidate *>( part.get() );
        if (partpack!=nullptr)  partPuppiWeight = partpack->puppiWeight();
      }

      float weight = partPuppiWeight*(part->pt())*partPuppiWeight*(part->pt());
      float deta = part->eta() - jet->eta();
      float dphi = reco::deltaPhi(*part, *jet);
      float ddeta, ddphi, ddR;
      ddeta = deta - ave_deta ;
      ddphi = dphi-ave_dphi;
      ddR = sqrt(ddeta*ddeta + ddphi*ddphi);
      ddetaR_sum += ddR*ddeta*weight;
      ddphiR_sum += ddR*ddphi*weight;
    }
    if (sumW2 > 0) {
      float ddetaR_ave = ddetaR_sum/sumW2;
      float ddphiR_ave = ddphiR_sum/sumW2;
      pull_tmp = sqrt(ddetaR_ave*ddetaR_ave+ddphiR_ave*ddphiR_ave);
    }
    internalId_.pull_ = pull_tmp;
 

    setPtEtaPhi(*lLead,internalId_.leadPt_,internalId_.leadEta_,internalId_.leadPhi_);                 
    setPtEtaPhi(*lSecond,internalId_.secondPt_,internalId_.secondEta_,internalId_.secondPhi_);        
    setPtEtaPhi(*lLeadNeut,internalId_.leadNeutPt_,internalId_.leadNeutEta_,internalId_.leadNeutPhi_); 
    setPtEtaPhi(*lLeadEm,internalId_.leadEmPt_,internalId_.leadEmEta_,internalId_.leadEmPhi_);        
    setPtEtaPhi(*lLeadCh,internalId_.leadChPt_,internalId_.leadChEta_,internalId_.leadChPhi_);         

    std::sort(frac.begin(),frac.end(),std::greater<float>());
    std::sort(fracCh.begin(),fracCh.end(),std::greater<float>());
    std::sort(fracEm.begin(),fracEm.end(),std::greater<float>());
    std::sort(fracNeut.begin(),fracNeut.end(),std::greater<float>());
    assign(frac,    internalId_.leadFrac_,    internalId_.secondFrac_,    internalId_.thirdFrac_,    internalId_.fourthFrac_);
    assign(fracCh,  internalId_.leadChFrac_,  internalId_.secondChFrac_,  internalId_.thirdChFrac_,  internalId_.fourthChFrac_);
    assign(fracEm,  internalId_.leadEmFrac_,  internalId_.secondEmFrac_,  internalId_.thirdEmFrac_,  internalId_.fourthEmFrac_);
    assign(fracNeut,internalId_.leadNeutFrac_,internalId_.secondNeutFrac_,internalId_.thirdNeutFrac_,internalId_.fourthNeutFrac_);
    
    covMatrix(0,0) /= sumPt2;
    covMatrix(0,1) /= sumPt2;
    covMatrix(1,1) /= sumPt2;
    covMatrix(1,0)  = covMatrix(0,1);
    internalId_.etaW_ = sqrt(covMatrix(0,0));
    internalId_.phiW_ = sqrt(covMatrix(1,1));
    internalId_.jetW_ = 0.5*(internalId_.etaW_+internalId_.phiW_);
    TVectorD eigVals(2); eigVals = TMatrixDSymEigen(covMatrix).GetEigenValues();
    internalId_.majW_ = sqrt(std::abs(eigVals(0)));
    internalId_.minW_ = sqrt(std::abs(eigVals(1)));
    if( internalId_.majW_ < internalId_.minW_ ) { std::swap(internalId_.majW_,internalId_.minW_); }
    
    internalId_.dRLeadCent_ = reco::deltaR(*jet,*lLead);
    if( lSecond == nullptr ) { internalId_.dRLead2nd_  = reco::deltaR(*jet,*lSecond); }
    internalId_.dRMean_     /= jetPt;
    internalId_.dRMeanNeut_ /= jetPt;
    internalId_.dRMeanEm_   /= jetPt;
    internalId_.dRMeanCh_   /= jetPt;
    internalId_.dR2Mean_    /= sumPt2;

    for(size_t ic=0; ic<ncones; ++ic){
        *coneFracs[ic]     /= jetPt;
        *coneEmFracs[ic]   /= jetPt;
        *coneNeutFracs[ic] /= jetPt;
        *coneChFracs[ic]   /= jetPt;
    }
    //http://jets.physics.harvard.edu/qvg/
    double ptMean = sumPt/internalId_.nParticles_;
    double ptRMS  = 0;
    for(unsigned int i0 = 0; i0 < frac.size(); i0++) {ptRMS+=(frac[i0]-ptMean)*(frac[i0]-ptMean);}
    ptRMS/=internalId_.nParticles_;
    ptRMS=sqrt(ptRMS);
    
    internalId_.ptMean_  = ptMean;
    internalId_.ptRMS_   = ptRMS/jetPt;
    internalId_.pt2A_    = sqrt( internalId_.ptD_     /internalId_.nParticles_)/jetPt;
    internalId_.ptD_     = sqrt( internalId_.ptD_)    / sumPt;
    internalId_.ptDCh_   = sqrt( internalId_.ptDCh_)  / sumPtCh;
    internalId_.ptDNe_   = sqrt( internalId_.ptDNe_)  / sumPtNe;
    internalId_.sumPt_   = sumPt;
    internalId_.sumChPt_ = sumPtCh;
    internalId_.sumNePt_ = sumPtNe;

    internalId_.jetR_    = lLead->pt()/sumPt;
    internalId_.jetRchg_ = lLeadCh->pt()/sumPt;
    internalId_.dRMatch_ = dRmin;

    if( sumTkPt != 0. ) {
        internalId_.beta_     /= sumTkPt;
        internalId_.betaStar_ /= sumTkPt;
        internalId_.betaClassic_ /= sumTkPt;
        internalId_.betaStarClassic_ /= sumTkPt;
    } else {
        assert( internalId_.beta_ == 0. && internalId_.betaStar_ == 0.&& internalId_.betaClassic_ == 0. && internalId_.betaStarClassic_ == 0. );
    }

    if( cache_->runMvas() ) {
        runMva();
    }
    
    return PileupJetIdentifier(internalId_);
}

PileupJetIdentifier PileupJetIdAlgo::computeMva

(

)

Definition at line 236 of file PileupJetIdAlgo.cc.

References internalId_, and runMva().

Referenced by PileupJetIdProducer::produce().

{
    runMva();
    return PileupJetIdentifier(internalId_);
}

std::string PileupJetIdAlgo::dumpVariables

(

)

const

Definition at line 642 of file PileupJetIdAlgo.cc.

References MillePedeFileConverter_cfg::out, and variables_.

Referenced by method().

{
    std::stringstream out;
    for(variables_list_t::const_iterator it=variables_.begin(); 
        it!=variables_.end(); ++it ) {
        out << std::setw(15) << it->first << std::setw(3) << "=" 
            << std::setw(5) << *it->second.first 
            << " (" << std::setw(5) << it->second.second << ")" << std::endl;
    }
    return out.str();
}

std::pair< int, int > PileupJetIdAlgo::getJetIdKey	(	float	jetPt,
		float	jetEta
	)

Definition at line 184 of file PileupJetIdAlgo.cc.

References funct::abs().

Referenced by computeCutIDflag(), and computeIDflag().

{
  int ptId = 0;
  if(jetPt >= 10 && jetPt < 20) ptId = 1;                                                                                 
  if(jetPt >= 20 && jetPt < 30) ptId = 2;                                                                                 
  if(jetPt >= 30              ) ptId = 3;                                                                                          
  
  int etaId = 0;
  if(std::abs(jetEta) >= 2.5  && std::abs(jetEta) < 2.75) etaId = 1;                                                              
  if(std::abs(jetEta) >= 2.75 && std::abs(jetEta) < 3.0 ) etaId = 2;                                                              
  if(std::abs(jetEta) >= 3.0  && std::abs(jetEta) < 5.0 ) etaId = 3;                                 

  return std::pair<int,int>(ptId,etaId);
}

float PileupJetIdAlgo::getMVAval	(	const std::vector< std::string > &	varList,
		const std::unique_ptr< const GBRForest > &	reader
	)

Definition at line 146 of file PileupJetIdAlgo.cc.

References JetChargeProducer_cfi::var, and variables_.

Referenced by runMva().

{
        std::vector<float> vars;
        for(std::vector<std::string>::const_iterator it=varList.begin(); it!=varList.end(); ++it) {
            std::pair<float *,float> var = variables_.at(*it);
            vars.push_back( *var.first );
        }
        return reader->GetClassifier(vars.data());
}

const variables_list_t& PileupJetIdAlgo::getVariables ( ) const

inline

const PileupJetIdentifier::variables_list_t & getVariables() const { return variables_; };

Definition at line 49 of file PileupJetIdAlgo.h.

References variables_.

{ return variables_; };

void PileupJetIdAlgo::initVariables ( )

protected

Definition at line 670 of file PileupJetIdAlgo.cc.

References pfBoostedDoubleSVAK8TagInfos_cfi::beta, BeamSpotFakeParameters_cfi::betaStar, allConversions_cfi::d0, METSignificanceParams_cfi::dRMatch, PileupJetIdentifier::idFlag_, INIT_VARIABLE, internalId_, reco::btau::jetEta, reco::btau::jetPhi, reco::btau::jetPt, large_val, DetachedQuadStep_cff::mva, hpstanc_transforms::nCharged, jets_cff::ptD, rho, and TtFullHadEvtBuilder_cfi::sumPt.

Referenced by PileupJetIdAlgo().

{
    internalId_.idFlag_    = 0;
    INIT_VARIABLE(mva        , "", -100.);
    //INIT_VARIABLE(jetPt      , "jspt_1", 0.);
    //INIT_VARIABLE(jetEta     , "jseta_1", large_val);
    INIT_VARIABLE(jetPt      , "", 0.);
    INIT_VARIABLE(jetEta     , "", large_val);
    INIT_VARIABLE(jetPhi     , "jsphi_1", large_val);
    INIT_VARIABLE(jetM       , "jm_1", 0.);

    INIT_VARIABLE(nCharged   , "", 0.);
    INIT_VARIABLE(nNeutrals  , "", 0.);
    
    INIT_VARIABLE(chgEMfrac  , "", 0.);
    INIT_VARIABLE(neuEMfrac  , "", 0.);
    INIT_VARIABLE(chgHadrfrac, "", 0.);
    INIT_VARIABLE(neuHadrfrac, "", 0.);
    
    INIT_VARIABLE(d0         , "jd0_1"    , -1000.);   
    INIT_VARIABLE(dZ         , "jdZ_1"    , -1000.);  
    //INIT_VARIABLE(nParticles , "npart_1"  , 0.);  
    INIT_VARIABLE(nParticles , ""  , 0.);  
    
    INIT_VARIABLE(leadPt     , "lpt_1"    , 0.);  
    INIT_VARIABLE(leadEta    , "leta_1"   , large_val);  
    INIT_VARIABLE(leadPhi    , "lphi_1"   , large_val);  
    INIT_VARIABLE(secondPt   , "spt_1"    , 0.);  
    INIT_VARIABLE(secondEta  , "seta_1"   , large_val);  
    INIT_VARIABLE(secondPhi  , "sphi_1"   , large_val);  
    INIT_VARIABLE(leadNeutPt , "lnept_1"    , 0.);  
    INIT_VARIABLE(leadNeutEta, "lneeta_1"   , large_val);  
    INIT_VARIABLE(leadNeutPhi, "lnephi_1"   , large_val);  
    INIT_VARIABLE(leadEmPt   , "lempt_1"  , 0.);  
    INIT_VARIABLE(leadEmEta  , "lemeta_1" , large_val);  
    INIT_VARIABLE(leadEmPhi  , "lemphi_1" , large_val);  
    INIT_VARIABLE(leadChPt   , "lchpt_1"  , 0.);  
    INIT_VARIABLE(leadChEta  , "lcheta_1" , large_val);  
    INIT_VARIABLE(leadChPhi  , "lchphi_1" , large_val);  
    INIT_VARIABLE(leadFrac   , "lLfr_1"   , 0.);  
    
    INIT_VARIABLE(dRLeadCent , "drlc_1"   , 0.);  
    INIT_VARIABLE(dRLead2nd  , "drls_1"   , 0.);  
    INIT_VARIABLE(dRMean     , "drm_1"    , 0.);  
    INIT_VARIABLE(dRMean     , ""    , 0.);  
    INIT_VARIABLE(pull       , ""    , 0.);
    INIT_VARIABLE(dRMeanNeut , "drmne_1"  , 0.);  
    INIT_VARIABLE(dRMeanEm   , "drem_1"   , 0.);  
    INIT_VARIABLE(dRMeanCh   , "drch_1"   , 0.);  
    INIT_VARIABLE(dR2Mean    , ""         , 0.);  
        
    INIT_VARIABLE(ptD        , "", 0.);
    INIT_VARIABLE(ptMean     , "", 0.);
    INIT_VARIABLE(ptRMS      , "", 0.);
    INIT_VARIABLE(pt2A       , "", 0.);
    INIT_VARIABLE(ptDCh      , "", 0.);
    INIT_VARIABLE(ptDNe      , "", 0.);
    INIT_VARIABLE(sumPt      , "", 0.);
    INIT_VARIABLE(sumChPt    , "", 0.);
    INIT_VARIABLE(sumNePt    , "", 0.);

    INIT_VARIABLE(secondFrac  ,"" ,0.);  
    INIT_VARIABLE(thirdFrac   ,"" ,0.);  
    INIT_VARIABLE(fourthFrac  ,"" ,0.);  

    INIT_VARIABLE(leadChFrac    ,"" ,0.);  
    INIT_VARIABLE(secondChFrac  ,"" ,0.);  
    INIT_VARIABLE(thirdChFrac   ,"" ,0.);  
    INIT_VARIABLE(fourthChFrac  ,"" ,0.);  

    INIT_VARIABLE(leadNeutFrac    ,"" ,0.);  
    INIT_VARIABLE(secondNeutFrac  ,"" ,0.);  
    INIT_VARIABLE(thirdNeutFrac   ,"" ,0.);  
    INIT_VARIABLE(fourthNeutFrac  ,"" ,0.);  

    INIT_VARIABLE(leadEmFrac    ,"" ,0.);  
    INIT_VARIABLE(secondEmFrac  ,"" ,0.);  
    INIT_VARIABLE(thirdEmFrac   ,"" ,0.);  
    INIT_VARIABLE(fourthEmFrac  ,"" ,0.);  

    INIT_VARIABLE(jetW  ,"" ,1.);  
    INIT_VARIABLE(etaW  ,"" ,1.);  
    INIT_VARIABLE(phiW  ,"" ,1.);  

    INIT_VARIABLE(majW  ,"" ,1.);  
    INIT_VARIABLE(minW  ,"" ,1.);  

    INIT_VARIABLE(frac01    ,"" ,0.);  
    INIT_VARIABLE(frac02    ,"" ,0.);  
    INIT_VARIABLE(frac03    ,"" ,0.);  
    INIT_VARIABLE(frac04    ,"" ,0.);
    INIT_VARIABLE(frac05   ,"" ,0.);  
    INIT_VARIABLE(frac06   ,"" ,0.);  
    INIT_VARIABLE(frac07   ,"" ,0.);
        
    INIT_VARIABLE(chFrac01    ,"" ,0.);  
    INIT_VARIABLE(chFrac02    ,"" ,0.);
    INIT_VARIABLE(chFrac03    ,"" ,0.);  
    INIT_VARIABLE(chFrac04    ,"" ,0.);  
    INIT_VARIABLE(chFrac05   ,"" ,0.);  
    INIT_VARIABLE(chFrac06   ,"" ,0.);  
    INIT_VARIABLE(chFrac07   ,"" ,0.);  

    INIT_VARIABLE(neutFrac01    ,"" ,0.);  
    INIT_VARIABLE(neutFrac02    ,"" ,0.);  
    INIT_VARIABLE(neutFrac03    ,"" ,0.);  
    INIT_VARIABLE(neutFrac04    ,"" ,0.);  
    INIT_VARIABLE(neutFrac05   ,"" ,0.);  
    INIT_VARIABLE(neutFrac06   ,"" ,0.);  
    INIT_VARIABLE(neutFrac07   ,"" ,0.);  

    INIT_VARIABLE(emFrac01    ,"" ,0.);  
    INIT_VARIABLE(emFrac02    ,"" ,0.);  
    INIT_VARIABLE(emFrac03    ,"" ,0.);  
    INIT_VARIABLE(emFrac04    ,"" ,0.);  
    INIT_VARIABLE(emFrac05   ,"" ,0.);  
    INIT_VARIABLE(emFrac06   ,"" ,0.);  
    INIT_VARIABLE(emFrac07   ,"" ,0.);  

    INIT_VARIABLE(beta   ,"" ,0.);  
    INIT_VARIABLE(betaStar   ,"" ,0.);  
    INIT_VARIABLE(betaClassic   ,"" ,0.);  
    INIT_VARIABLE(betaStarClassic   ,"" ,0.);  

    INIT_VARIABLE(nvtx   ,"" ,0.);  
    INIT_VARIABLE(rho   ,"" ,0.);  
    INIT_VARIABLE(nTrueInt   ,"" ,0.);

    INIT_VARIABLE(jetR       , "", 0.);
    INIT_VARIABLE(jetRchg    , "", 0.);
    INIT_VARIABLE(dRMatch    , "", 0.);
    
}

const std::string PileupJetIdAlgo::method ( ) const

inline

Definition at line 37 of file PileupJetIdAlgo.h.

References cache_, dumpVariables(), AlCaHLTBitMon_QueryRunRegistry::string, and PileupJetIdAlgo::AlgoGBRForestsAndConstants::tmvaMethod().

{ return cache_->tmvaMethod(); }

void PileupJetIdAlgo::resetVariables ( )

protected

Definition at line 655 of file PileupJetIdAlgo.cc.

References PileupJetIdentifier::idFlag_, internalId_, and variables_.

Referenced by computeIdVariables().

{
    internalId_.idFlag_    = 0;
    for(variables_list_t::iterator it=variables_.begin(); 
        it!=variables_.end(); ++it ) {
        *it->second.first = it->second.second;
    }
}

void PileupJetIdAlgo::runMva ( )

protected

Definition at line 156 of file PileupJetIdAlgo.cc.

References funct::abs(), cache_, computeCutIDflag(), computeIDflag(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::cutBased(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::etaBinnedWeights(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::etaReader(), getMVAval(), PileupJetIdentifier::idFlag_, internalId_, PileupJetIdAlgo::AlgoGBRForestsAndConstants::jEtaMax(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::jEtaMin(), PileupJetIdentifier::mva_, PileupJetIdAlgo::AlgoGBRForestsAndConstants::nEtaBins(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::reader(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::tmvaEtaVariables(), PileupJetIdAlgo::AlgoGBRForestsAndConstants::tmvaVariables(), and findQualityFiles::v.

Referenced by computeIdVariables(), and computeMva().

{
  if( cache_->cutBased() ) {
    internalId_.idFlag_ = computeCutIDflag(internalId_.betaStarClassic_,internalId_.dR2Mean_,internalId_.nvtx_,internalId_.jetPt_,internalId_.jetEta_);
  } else {
    if(std::abs(internalId_.jetEta_) >= 5.0) {
      internalId_.mva_ = -2.;
    } else {
      if(cache_->etaBinnedWeights()){
        if(std::abs(internalId_.jetEta_) > cache_->jEtaMax().at(cache_->nEtaBins() - 1)) {
          internalId_.mva_ = -2.;
        } else {
          for(int v = 0; v < cache_->nEtaBins(); v++){
            if(std::abs(internalId_.jetEta_) >= cache_->jEtaMin().at(v) && std::abs(internalId_.jetEta_) < cache_->jEtaMax().at(v)) {
              internalId_.mva_ = getMVAval(cache_->tmvaEtaVariables().at(v), cache_->etaReader().at(v));
              break;
            }
          }
        }
      } else {
        internalId_.mva_ = getMVAval(cache_->tmvaVariables(), cache_->reader());
      }
    }
    internalId_.idFlag_ = computeIDflag(internalId_.mva_,internalId_.jetPt_,internalId_.jetEta_);
  }
}

void PileupJetIdAlgo::set

(

const PileupJetIdentifier &

id

)

Definition at line 139 of file PileupJetIdAlgo.cc.

References triggerObjects_cff::id, and internalId_.

Referenced by PileupJetIdProducer::produce().

{
    internalId_ = id;
}

Member Data Documentation

AlgoGBRForestsAndConstants const* PileupJetIdAlgo::cache_

protected

Definition at line 109 of file PileupJetIdAlgo.h.

Referenced by computeIDflag(), computeIdVariables(), method(), and runMva().

PileupJetIdentifier PileupJetIdAlgo::internalId_

protected

Definition at line 107 of file PileupJetIdAlgo.h.

Referenced by computeIdVariables(), computeMva(), initVariables(), resetVariables(), runMva(), and set().

variables_list_t PileupJetIdAlgo::variables_

protected

Definition at line 108 of file PileupJetIdAlgo.h.

Referenced by dumpVariables(), getMVAval(), getVariables(), and resetVariables().