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PileupJetIdAlgo.cc
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PileupJetIdAlgo.cc
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#include "../interface/PileupJetIdAlgo.h"
#include "DataFormats/PatCandidates/interface/Jet.h"
#include "DataFormats/JetReco/interface/PFJet.h"
#include "DataFormats/JetReco/interface/Jet.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"
#include "DataFormats/Math/interface/deltaR.h"
#include "FWCore/ParameterSet/interface/FileInPath.h"
#include "TMatrixDSym.h"
#include "TMatrixDSymEigen.h"
// ------------------------------------------------------------------------------------------
const float large_val = std::numeric_limits<float>::max();
// ------------------------------------------------------------------------------------------
PileupJetIdAlgo::PileupJetIdAlgo(const edm::ParameterSet & ps)
{
impactParTkThreshod_ = 1.;/// ps.getParameter<double>("impactParTkThreshod");
cutBased_ = false;
std::string label = ps.getParameter<std::string>("label");
cutBased_ = ps.getParameter<bool>("cutBased");
if(!cutBased_)
{
tmvaWeights_ = edm::FileInPath(ps.getParameter<std::string>("tmvaWeights")).fullPath();
tmvaMethod_ = ps.getParameter<std::string>("tmvaMethod");
tmvaVariables_ = ps.getParameter<std::vector<std::string> >("tmvaVariables");
tmvaSpectators_ = ps.getParameter<std::vector<std::string> >("tmvaSpectators");
version_ = ps.getParameter<int>("version");
}
reader_ = 0;
edm::ParameterSet jetConfig = ps.getParameter<edm::ParameterSet>("JetIdParams");
for(int i0 = 0; i0 < 3; i0++) {
std::string lCutType = "Tight";
if(i0 == PileupJetIdentifier::kMedium) lCutType = "Medium";
if(i0 == PileupJetIdentifier::kLoose) lCutType = "Loose";
int nCut = 1;
if(cutBased_) nCut++;
for(int i1 = 0; i1 < nCut; i1++) {
std::string lFullCutType = lCutType;
if(cutBased_ && i1 == 0) lFullCutType = "BetaStar"+ lCutType;
if(cutBased_ && i1 == 1) lFullCutType = "RMS" + lCutType;
std::vector<double> pt010 = jetConfig.getParameter<std::vector<double> >(("Pt010_" +lFullCutType).c_str());
std::vector<double> pt1020 = jetConfig.getParameter<std::vector<double> >(("Pt1020_"+lFullCutType).c_str());
std::vector<double> pt2030 = jetConfig.getParameter<std::vector<double> >(("Pt2030_"+lFullCutType).c_str());
std::vector<double> pt3050 = jetConfig.getParameter<std::vector<double> >(("Pt3050_"+lFullCutType).c_str());
if(!cutBased_) {
for(int i2 = 0; i2 < 4; i2++) mvacut_[i0][0][i2] = pt010 [i2];
for(int i2 = 0; i2 < 4; i2++) mvacut_[i0][1][i2] = pt1020[i2];
for(int i2 = 0; i2 < 4; i2++) mvacut_[i0][2][i2] = pt2030[i2];
for(int i2 = 0; i2 < 4; i2++) mvacut_[i0][3][i2] = pt3050[i2];
}
if(cutBased_ && i1 == 0) {
for(int i2 = 0; i2 < 4; i2++) betaStarCut_[i0][0][i2] = pt010 [i2];
for(int i2 = 0; i2 < 4; i2++) betaStarCut_[i0][1][i2] = pt1020[i2];
for(int i2 = 0; i2 < 4; i2++) betaStarCut_[i0][2][i2] = pt2030[i2];
for(int i2 = 0; i2 < 4; i2++) betaStarCut_[i0][3][i2] = pt3050[i2];
}
if(cutBased_ && i1 == 1) {
for(int i2 = 0; i2 < 4; i2++) rmsCut_[i0][0][i2] = pt010 [i2];
for(int i2 = 0; i2 < 4; i2++) rmsCut_[i0][1][i2] = pt1020[i2];
for(int i2 = 0; i2 < 4; i2++) rmsCut_[i0][2][i2] = pt2030[i2];
for(int i2 = 0; i2 < 4; i2++) rmsCut_[i0][3][i2] = pt3050[i2];
}
}
}
setup();
}
// ------------------------------------------------------------------------------------------
PileupJetIdAlgo::PileupJetIdAlgo(int version,
const std::string & tmvaWeights,
const std::string & tmvaMethod,
Float_t impactParTkThreshod,
const std::vector<std::string> & tmvaVariables
)
{
impactParTkThreshod_ = impactParTkThreshod;
tmvaWeights_ = tmvaWeights;
tmvaMethod_ = tmvaMethod;
tmvaVariables_ = tmvaVariables;
version_ = version;
reader_ = 0;
setup();
}
// ------------------------------------------------------------------------------------------
void PileupJetIdAlgo::setup()
{
initVariables();
if( version_ == PHILv0 ) {
tmvaVariables_.clear();
tmvaVariables_.push_back( "jspt_1" );
tmvaVariables_.push_back( "jseta_1" );
tmvaVariables_.push_back( "jsphi_1" );
tmvaVariables_.push_back( "jd0_1" );
tmvaVariables_.push_back( "jdZ_1" );
tmvaVariables_.push_back( "jm_1" );
tmvaVariables_.push_back( "npart_1" );
tmvaVariables_.push_back( "lpt_1" );
tmvaVariables_.push_back( "leta_1" );
tmvaVariables_.push_back( "lphi_1" );
tmvaVariables_.push_back( "spt_1" );
tmvaVariables_.push_back( "seta_1" );
tmvaVariables_.push_back( "sphi_1" );
tmvaVariables_.push_back( "lnept_1" );
tmvaVariables_.push_back( "lneeta_1");
tmvaVariables_.push_back( "lnephi_1");
tmvaVariables_.push_back( "lempt_1" );
tmvaVariables_.push_back( "lemeta_1");
tmvaVariables_.push_back( "lemphi_1");
tmvaVariables_.push_back( "lchpt_1" );
// tmvaVariables_.push_back( "lcheta_1"); FIXME missing in weights file
tmvaVariables_.push_back( "lchphi_1");
tmvaVariables_.push_back( "lLfr_1" );
tmvaVariables_.push_back( "drlc_1" );
tmvaVariables_.push_back( "drls_1" );
tmvaVariables_.push_back( "drm_1" );
tmvaVariables_.push_back( "drmne_1" );
tmvaVariables_.push_back( "drem_1" );
tmvaVariables_.push_back( "drch_1" );
tmvaNames_["jspt_1"] = "jetPt";
tmvaNames_["jseta_1"] = "jetEta";
tmvaNames_["jsphi_1"] = "jetPhi";
tmvaNames_["jm_1"] = "jetM";
tmvaNames_["jd0_1"] = "d0";
tmvaNames_["jdZ_1"] = "dZ";
tmvaNames_["npart_1"] = "nParticles";
tmvaNames_["lpt_1"] = "leadPt";
tmvaNames_["leta_1"] = "leadEta";
tmvaNames_["lphi_1"] = "leadPhi";
tmvaNames_["spt_1"] = "secondPt";
tmvaNames_["seta_1"] = "secondEta";
tmvaNames_["sphi_1"] = "secondPhi";
tmvaNames_["lnept_1"] = "leadNeutPt";
tmvaNames_["lneeta_1"] = "leadNeutEta";
tmvaNames_["lnephi_1"] = "leadNeutPhi";
tmvaNames_["lempt_1"] = "leadEmPt";
tmvaNames_["lemeta_1"] = "leadEmEta";
tmvaNames_["lemphi_1"] = "leadEmPhi";
tmvaNames_["lchpt_1"] = "leadChPt";
tmvaNames_["lcheta_1"] = "leadChEta";
tmvaNames_["lchphi_1"] = "leadChPhi";
tmvaNames_["lLfr_1"] = "leadFrac";
tmvaNames_["drlc_1"] = "dRLeadCent";
tmvaNames_["drls_1"] = "dRLead2nd";
tmvaNames_["drm_1"] = "dRMean";
tmvaNames_["drmne_1"] = "dRMeanNeut";
tmvaNames_["drem_1"] = "dRMeanEm";
tmvaNames_["drch_1"] = "dRMeanCh";
} else if( ! cutBased_ ){
assert( tmvaMethod_.empty() || (! tmvaVariables_.empty() && version_ == USER) );
}
}
// ------------------------------------------------------------------------------------------
PileupJetIdAlgo::~PileupJetIdAlgo()
{
if( reader_ ) {
delete reader_;
}
}
// ------------------------------------------------------------------------------------------
void assign(const std::vector<float> & vec, float & a, float & b, float & c, float & d )
{
size_t sz = vec.size();
a = ( sz > 0 ? vec[0] : 0. );
b = ( sz > 1 ? vec[1] : 0. );
c = ( sz > 2 ? vec[2] : 0. );
d = ( sz > 3 ? vec[3] : 0. );
}
// ------------------------------------------------------------------------------------------
void setPtEtaPhi(const reco::Candidate & p, float & pt, float & eta, float &phi )
{
pt = p.pt();
eta = p.eta();
phi = p.phi();
}
// ------------------------------------------------------------------------------------------
void PileupJetIdAlgo::bookReader()
{
reader_ = new TMVA::Reader("!Color:!Silent");
assert( ! tmvaMethod_.empty() && ! tmvaWeights_.empty() );
for(std::vector<std::string>::iterator it=tmvaVariables_.begin(); it!=tmvaVariables_.end(); ++it) {
if( tmvaNames_[*it].empty() ) {
tmvaNames_[*it] = *it;
}
reader_->AddVariable( *it, variables_[ tmvaNames_[*it] ].first );
}
for(std::vector<std::string>::iterator it=tmvaSpectators_.begin(); it!=tmvaSpectators_.end(); ++it) {
if( tmvaNames_[*it].empty() ) {
tmvaNames_[*it] = *it;
}
reader_->AddSpectator( *it, variables_[ tmvaNames_[*it] ].first );
}
reader_->BookMVA(tmvaMethod_.c_str(), tmvaWeights_.c_str());
}
// ------------------------------------------------------------------------------------------
void PileupJetIdAlgo::set(const PileupJetIdentifier & id)
{
internalId_ = id;
}
// ------------------------------------------------------------------------------------------
void PileupJetIdAlgo::runMva()
{
if( cutBased_ ) {
internalId_.idFlag_ = computeCutIDflag(internalId_.betaStarClassic_,internalId_.dR2Mean_,internalId_.nvtx_,internalId_.jetPt_,internalId_.jetEta_);
} else {
if( ! reader_ ) { bookReader(); std::cerr << "Reader booked" << std::endl; }
if(fabs(internalId_.jetEta_) < 5.0) internalId_.mva_ = reader_->EvaluateMVA( tmvaMethod_.c_str() );
if(fabs(internalId_.jetEta_) >= 5.0) internalId_.mva_ = -2.;
internalId_.idFlag_ = computeIDflag(internalId_.mva_,internalId_.jetPt_,internalId_.jetEta_);
}
}
// ------------------------------------------------------------------------------------------
std::pair<int,int> PileupJetIdAlgo::getJetIdKey(float jetPt, float jetEta)
{
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(fabs(jetEta) > 2.5 && fabs(jetEta) < 2.75) etaId = 1;
if(fabs(jetEta) > 2.75 && fabs(jetEta) < 3.0 ) etaId = 2;
if(fabs(jetEta) > 3.0 && fabs(jetEta) < 5.0 ) etaId = 3;
return std::pair<int,int>(ptId,etaId);
}
// ------------------------------------------------------------------------------------------
int PileupJetIdAlgo::computeCutIDflag(float betaStarClassic,float dR2Mean,float nvtx, float jetPt, float jetEta)
{
std::pair<int,int> jetIdKey = getJetIdKey(jetPt,jetEta);
float betaStarModified = betaStarClassic/log(nvtx-0.64);
int idFlag(0);
if(betaStarModified < betaStarCut_[PileupJetIdentifier::kTight ][jetIdKey.first][jetIdKey.second] &&
dR2Mean < rmsCut_ [PileupJetIdentifier::kTight ][jetIdKey.first][jetIdKey.second]
) idFlag += 1 << PileupJetIdentifier::kTight;
if(betaStarModified < betaStarCut_[PileupJetIdentifier::kMedium ][jetIdKey.first][jetIdKey.second] &&
dR2Mean < rmsCut_ [PileupJetIdentifier::kMedium ][jetIdKey.first][jetIdKey.second]
) idFlag += 1 << PileupJetIdentifier::kMedium;
if(betaStarModified < betaStarCut_[PileupJetIdentifier::kLoose ][jetIdKey.first][jetIdKey.second] &&
dR2Mean < rmsCut_ [PileupJetIdentifier::kLoose ][jetIdKey.first][jetIdKey.second]
) idFlag += 1 << PileupJetIdentifier::kLoose;
return idFlag;
}
// ------------------------------------------------------------------------------------------
int PileupJetIdAlgo::computeIDflag(float mva, float jetPt, float jetEta)
{
std::pair<int,int> jetIdKey = getJetIdKey(jetPt,jetEta);
return computeIDflag(mva,jetIdKey.first,jetIdKey.second);
}
// ------------------------------------------------------------------------------------------
int PileupJetIdAlgo::computeIDflag(float mva,int ptId,int etaId)
{
int idFlag(0);
if(mva > mvacut_[PileupJetIdentifier::kTight ][ptId][etaId]) idFlag += 1 << PileupJetIdentifier::kTight;
if(mva > mvacut_[PileupJetIdentifier::kMedium][ptId][etaId]) idFlag += 1 << PileupJetIdentifier::kMedium;
if(mva > mvacut_[PileupJetIdentifier::kLoose ][ptId][etaId]) idFlag += 1 << PileupJetIdentifier::kLoose;
return idFlag;
}
// ------------------------------------------------------------------------------------------
PileupJetIdentifier PileupJetIdAlgo::computeMva()
{
runMva();
return PileupJetIdentifier(internalId_);
}
// ------------------------------------------------------------------------------------------
PileupJetIdentifier PileupJetIdAlgo::computeIdVariables(const reco::Jet * jet, float jec, const reco::Vertex * vtx,
const reco::VertexCollection & allvtx,
bool calculateMva)
{
static int printWarning = 10;
typedef std::vector <reco::PFCandidatePtr> constituents_type;
typedef std::vector <reco::PFCandidatePtr>::iterator constituents_iterator;
// 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 != 0 || pfjet != 0 );
if( patjet != 0 && 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();
}
constituents_type constituents = pfjet ? pfjet->getPFConstituents() : patjet->getPFConstituents();
reco::PFCandidatePtr lLead, lSecond, lLeadNeut, lLeadEm, lLeadCh, lTrail;
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.;
reco::TrackRef impactTrack;
float jetPt = jet->pt() / jec; // use uncorrected pt for shape variables
float sumPt = 0., sumPt2 = 0., sumTkPt = 0.,sumPtCh=0,sumPtNe = 0;
setPtEtaPhi(*jet,internalId_.jetPt_,internalId_.jetEta_,internalId_.jetPhi_); // use corrected pt for jet kinematics
internalId_.jetM_ = jet->mass();
internalId_.nvtx_ = allvtx.size();
for(constituents_iterator it=constituents.begin(); it!=constituents.end(); ++it) {
reco::PFCandidatePtr & icand = *it;
float candPt = icand->pt();
float candPtFrac = candPt/jetPt;
float candDr = reco::deltaR(**it,*jet);
float candDeta = fabs( (*it)->eta() - jet->eta() );
float candDphi = reco::deltaPhi(**it,*jet);
float candPtDr = candPt * candDr;
size_t icone = std::lower_bound(&cones[0],&cones[ncones],candDr) - &cones[0];
// all particles
if( lLead.isNull() || candPt > lLead->pt() ) {
lSecond = lLead;
lLead = icand;
} else if( (lSecond.isNull() || 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( icand->particleId() == reco::PFCandidate::h0 ) {
if (lLeadNeut.isNull() || candPt > lLeadNeut->pt()) { lLeadNeut = icand; }
internalId_.dRMeanNeut_ += candPtDr;
fracNeut.push_back(candPtFrac);
if( icone < ncones ) { *coneNeutFracs[icone] += candPt; }
internalId_.ptDNe_ += candPt*candPt;
sumPtNe += candPt;
}
// EM candidated
if( icand->particleId() == reco::PFCandidate::gamma ) {
if(lLeadEm.isNull() || candPt > lLeadEm->pt()) { lLeadEm = icand; }
internalId_.dRMeanEm_ += candPtDr;
fracEm.push_back(candPtFrac);
if( icone < ncones ) { *coneEmFracs[icone] += candPt; }
internalId_.ptDNe_ += candPt*candPt;
sumPtNe += candPt;
}
// Charged particles
if( icand->trackRef().isNonnull() && icand->trackRef().isAvailable() ) {
if (lLeadCh.isNull() || candPt > lLeadCh->pt()) { lLeadCh = icand; }
internalId_.dRMeanCh_ += candPtDr;
internalId_.ptDCh_ += candPt*candPt;
fracCh.push_back(candPtFrac);
if( icone < ncones ) { *coneChFracs[icone] += candPt; }
sumPtCh += candPt;
}
// beta and betastar
if( icand->trackRef().isNonnull() && icand->trackRef().isAvailable() ) {
try {
float tkpt = icand->trackRef()->pt();
sumTkPt += tkpt;
// 'classic' beta definition based on track-vertex association
bool inVtx0 = find( vtx->tracks_begin(), vtx->tracks_end(), reco::TrackBaseRef(icand->trackRef()) ) != vtx->tracks_end();
bool inAnyOther = false;
// alternative beta definition based on track-vertex distance of closest approach
double dZ0 = fabs(icand->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 = find( iv.tracks_begin(), iv.tracks_end(), reco::TrackBaseRef(icand->trackRef()) ) != iv.tracks_end();
}
// alternative beta: find closest vertex to the track
dZ = std::min(dZ,fabs(icand->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;
}
} catch (cms::Exception &e) {
if(printWarning-- > 0) { std::cerr << e << std::endl; }
}
}
// trailing candidate
if( lTrail.isNull() || candPt < lTrail->pt() ) {
lTrail = icand;
}
}
// Finalize all variables
if( lLead.isNull() )
return PileupJetIdentifier(internalId_);
if ( lSecond.isNull() ) { lSecond = lTrail; }
if ( lLeadNeut.isNull() ) { lLeadNeut = lTrail; }
if ( lLeadEm.isNull() ) { lLeadEm = lTrail; }
if ( lLeadCh.isNull() ) { lLeadCh = lTrail; }
impactTrack = lLeadCh->trackRef();
internalId_.nCharged_ = pfjet ? pfjet->chargedMultiplicity() : patjet->chargedMultiplicity();
internalId_.nNeutrals_ = pfjet ? pfjet->neutralMultiplicity() : patjet->neutralMultiplicity();
internalId_.chgEMfrac_ = ( pfjet ? pfjet->chargedEmEnergy() : patjet->chargedEmEnergy() ) /jet->energy();
internalId_.neuEMfrac_ = ( pfjet ? pfjet->neutralEmEnergy() : patjet->neutralEmEnergy() ) /jet->energy();
internalId_.chgHadrfrac_ = ( pfjet ? pfjet->chargedHadronEnergy() : patjet->chargedHadronEnergy() ) /jet->energy();
internalId_.neuHadrfrac_ = ( pfjet ? pfjet->neutralHadronEnergy() : patjet->neutralHadronEnergy() ) /jet->energy();
if( impactTrack.isNonnull() && impactTrack.isAvailable() ) {
internalId_.d0_ = fabs(impactTrack->dxy(vtx->position()));
internalId_.dZ_ = fabs(impactTrack->dz(vtx->position()));
} else {
if(printWarning-- > 0) { std::cerr << "WARNING : did not find any valid track reference attached to the jet " << std::endl; }
}
internalId_.nParticles_ = constituents.size();
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_);
internalId_.leadCharge_ = lLead->charge();
internalId_.secondCharge_ = lSecond->charge();
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(fabs(eigVals(0)));
internalId_.minW_ = sqrt(fabs(eigVals(1)));
if( internalId_.majW_ < internalId_.minW_ ) { std::swap(internalId_.majW_,internalId_.minW_); }
internalId_.dRLeadCent_ = reco::deltaR(*jet,*lLead);
if( lSecond.isNonnull() ) { 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;
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( calculateMva ) {
runMva();
}
return PileupJetIdentifier(internalId_);
}
// ------------------------------------------------------------------------------------------
std::string PileupJetIdAlgo::dumpVariables() const
{
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();
}
// ------------------------------------------------------------------------------------------
void PileupJetIdAlgo::resetVariables()
{
internalId_.idFlag_ = 0;
for(variables_list_t::iterator it=variables_.begin();
it!=variables_.end(); ++it ) {
*it->second.first = it->second.second;
}
}
// ------------------------------------------------------------------------------------------
#define INIT_VARIABLE(NAME,TMVANAME,VAL) \
internalId_.NAME ## _ = VAL; \
variables_[ # NAME ] = std::make_pair(& internalId_.NAME ## _, VAL);
// ------------------------------------------------------------------------------------------
void PileupJetIdAlgo::initVariables()
{
internalId_.idFlag_ = 0;
INIT_VARIABLE(mva , "", -100.);
INIT_VARIABLE(jetPt , "jspt_1", 0.);
INIT_VARIABLE(jetEta , "jseta_1", 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(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(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.);
}
#undef INIT_VARIABLE