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LegacyVertexSelector.cc
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LegacyVertexSelector.cc
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#include "flashgg/MicroAOD/interface/VertexSelectorBase.h"
#include "DataFormats/Common/interface/Handle.h"
#include "flashgg/DataFormats/interface/Photon.h"
#include "DataFormats/PatCandidates/interface/Jet.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/EgammaCandidates/interface/Photon.h"
#include "DataFormats/EgammaCandidates/interface/Conversion.h"
#include "TVector3.h"
#include "TVector2.h"
#include "TMath.h"
#include "TLorentzVector.h"
#include "TMVA/Reader.h"
namespace flashgg {
struct Sorter {
bool operator()( const std::pair<unsigned int, float> pair1, const std::pair<unsigned int, float> pair2 )
{
return ( pair1.second > pair2.second );
};
};
class LegacyVertexSelector : public VertexSelectorBase
{
public:
LegacyVertexSelector( const edm::ParameterSet & );
~LegacyVertexSelector();
edm::Ptr<reco::Vertex> select( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<flashgg::Photon> &, const std::vector<edm::Ptr<reco::Vertex> > &,
const VertexCandidateMap &vertexCandidateMap,
const std::vector<edm::Ptr<reco::Conversion> > &,
const std::vector<edm::Ptr<reco::Conversion> > &,
const math::XYZPoint &,
bool
) override;
// for gamma+jets studies
edm::Ptr<reco::Vertex> select( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<pat::Jet> &, const std::vector<edm::Ptr<reco::Vertex> > &,
const VertexCandidateMap &vertexCandidateMap,
const std::vector<edm::Ptr<reco::Conversion> > &,
const std::vector<edm::Ptr<reco::Conversion> > &,
const math::XYZPoint &,
bool
) override;
void writeInfoFromLastSelectionTo( flashgg::DiPhotonCandidate & ) override;
void writeInfoFromLastSelectionTo( flashgg::PhotonJetCandidate & ) override;
double vtxZFromConvOnly( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<reco::Conversion> &, const math::XYZPoint & ) const;
double vtxZFromConvSuperCluster( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<reco::Conversion> &, const math::XYZPoint & ) const;
double vtxZFromConv( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<reco::Conversion> &, const math::XYZPoint & ) const;
double vtxDZFromConv( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<reco::Conversion> & ) const;
double zFromConvPair( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<flashgg::Photon> &,
const int , const int, const int, const int,
const std::vector<edm::Ptr<reco::Conversion> > &,
const std::vector<edm::Ptr<reco::Conversion> > &,
const math::XYZPoint & ) const;
double sZFromConvPair( const edm::Ptr<flashgg::Photon> &, const edm::Ptr<flashgg::Photon> &,
const int , const int, const int, const int,
const std::vector<edm::Ptr<reco::Conversion> > &,
const std::vector<edm::Ptr<reco::Conversion> > & ) const;
std::vector<int> IndexMatchedConversion( const edm::Ptr<flashgg::Photon> &, const std::vector<edm::Ptr<reco::Conversion> > &,
const std::vector<edm::Ptr<reco::Conversion> > &, bool ) const;
void Initialize();
private:
edm::FileInPath vertexIdMVAweightfile_;
edm::FileInPath vertexProbMVAweightfile_;
unsigned int nVtxSaveInfo;
bool trackHighPurity;
bool pureGeomConvMatching;
double dRexclude;
double sigma1Pix;
double sigma1Tib;
double sigma1Tob;
double sigma1PixFwd;
double sigma1Tid;
double sigma1Tec;
double sigma2Pix;
double sigma2Tib;
double sigma2Tob;
double sigma2PixFwd;
double sigma2Tid;
double sigma2Tec;
double singlelegsigma1Pix;
double singlelegsigma1Tib;
double singlelegsigma1Tob;
double singlelegsigma1PixFwd;
double singlelegsigma1Tid;
double singlelegsigma1Tec;
double singlelegsigma2Pix;
double singlelegsigma2Tib;
double singlelegsigma2Tob;
double singlelegsigma2PixFwd;
double singlelegsigma2Tid;
double singlelegsigma2Tec;
protected:
TMVA::Reader *VertexIdMva_;
bool initialized_;
float logsumpt2_;
float ptbal_;
float ptasym_;
float nConv_;
float pull_conv_;
float logsumpt2selected_;
float ptbalselected_;
float ptasymselected_;
TMVA::Reader *VertexProbMva_;
float dipho_pt_;
float nVert_;
float MVA0_;
float MVA1_;
float dZ1_;
float MVA2_;
float dZ2_;
float vtxprobmva_;
std::vector<float> vlogsumpt2_;
std::vector<float> vptbal_;
std::vector<float> vptasym_;
std::vector<float> vpull_conv_;
std::vector<float> vnConv_;
std::vector<float> vmva_value_;
std::vector<unsigned int> vmva_sortedindex_;
std::vector<edm::Ptr<reco::Vertex> > vVtxPtr_;
};
LegacyVertexSelector::LegacyVertexSelector( const edm::ParameterSet &iConfig ) :
VertexSelectorBase( iConfig )
{
vertexIdMVAweightfile_ = iConfig.getParameter<edm::FileInPath>( "vertexIdMVAweightfile" );
vertexProbMVAweightfile_ = iConfig.getParameter<edm::FileInPath>( "vertexProbMVAweightfile" );
nVtxSaveInfo = iConfig.getUntrackedParameter<unsigned int>( "nVtxSaveInfo" );
trackHighPurity = iConfig.getParameter<bool>( "trackHighPurity" );
pureGeomConvMatching = iConfig.getParameter<bool>( "pureGeomConvMatching" );
dRexclude = iConfig.getParameter<double>( "dRexclude" );
sigma1Pix = iConfig.getParameter<double>( "sigma1Pix" );
sigma1Tib = iConfig.getParameter<double>( "sigma1Tib" );
sigma1Tob = iConfig.getParameter<double>( "sigma1Tob" );
sigma1PixFwd = iConfig.getParameter<double>( "sigma1PixFwd" );
sigma1Tid = iConfig.getParameter<double>( "sigma1Tid" );
sigma1Tec = iConfig.getParameter<double>( "sigma1Tec" );
sigma2Pix = iConfig.getParameter<double>( "sigma2Pix" );
sigma2Tib = iConfig.getParameter<double>( "sigma2Tib" );
sigma2Tob = iConfig.getParameter<double>( "sigma2Tob" );
sigma2PixFwd = iConfig.getParameter<double>( "sigma2PixFwd" );
sigma2Tid = iConfig.getParameter<double>( "sigma2Tid" );
sigma2Tec = iConfig.getParameter<double>( "sigma2Tec" );
singlelegsigma1Pix = iConfig.getParameter<double>( "singlelegsigma1Pix" );
singlelegsigma1Tib = iConfig.getParameter<double>( "singlelegsigma1Tib" );
singlelegsigma1Tob = iConfig.getParameter<double>( "singlelegsigma1Tob" );
singlelegsigma1PixFwd = iConfig.getParameter<double>( "singlelegsigma1PixFwd" );
singlelegsigma1Tid = iConfig.getParameter<double>( "singlelegsigma1Tid" );
singlelegsigma1Tec = iConfig.getParameter<double>( "singlelegsigma1Tec" );
singlelegsigma2Pix = iConfig.getParameter<double>( "singlelegsigma2Pix" );
singlelegsigma2Tib = iConfig.getParameter<double>( "singlelegsigma2Tib" );
singlelegsigma2Tob = iConfig.getParameter<double>( "singlelegsigma2Tob" );
singlelegsigma2PixFwd = iConfig.getParameter<double>( "singlelegsigma2PixFwd" );
singlelegsigma2Tid = iConfig.getParameter<double>( "singlelegsigma2Tid" );
singlelegsigma2Tec = iConfig.getParameter<double>( "singlelegsigma2Tec" );
initialized_ = false;
}
void LegacyVertexSelector::Initialize()
{
VertexIdMva_ = new TMVA::Reader( "!Color:Silent" );
VertexIdMva_->AddVariable( "ptasym", &ptasym_ );
VertexIdMva_->AddVariable( "ptbal", &ptbal_ );
VertexIdMva_->AddVariable( "logsumpt2", &logsumpt2_ );
VertexIdMva_->AddVariable( "limPullToConv", &pull_conv_ );
VertexIdMva_->AddVariable( "nConv", &nConv_ );
VertexIdMva_->BookMVA( "BDT", vertexIdMVAweightfile_.fullPath() );
VertexProbMva_ = new TMVA::Reader( "!Color:Silent" );
VertexProbMva_->AddVariable( "pt", &dipho_pt_ );
VertexProbMva_->AddVariable( "NVert", &nVert_ );
VertexProbMva_->AddVariable( "MVA0", &MVA0_ );
VertexProbMva_->AddVariable( "MVA1", &MVA1_ );
VertexProbMva_->AddVariable( "DZ1", &dZ1_ );
VertexProbMva_->AddVariable( "MVA2", &MVA2_ );
VertexProbMva_->AddVariable( "DZ2", &dZ2_ );
VertexProbMva_->AddVariable( "NConv", &nConv_ );
VertexProbMva_->BookMVA( "BDT", vertexProbMVAweightfile_.fullPath() );
initialized_ = true;
}
LegacyVertexSelector::~LegacyVertexSelector()
{
delete VertexIdMva_;
delete VertexProbMva_;
}
double LegacyVertexSelector::vtxZFromConvOnly( const edm::Ptr<flashgg::Photon> &pho, const edm::Ptr<reco:: Conversion> &conversion,
const math::XYZPoint &beamSpot ) const
{
double dz = 0;
if( conversion->nTracks() == 2 ) {
double r = sqrt( conversion->refittedPairMomentum().perp2() );
dz = ( conversion->conversionVertex().z() - beamSpot.z() )
-
( ( conversion->conversionVertex().x() - beamSpot.x() ) * conversion->refittedPair4Momentum().x() + ( conversion->conversionVertex().y() - beamSpot.y() ) *
conversion->refittedPair4Momentum().y() ) / r * conversion->refittedPair4Momentum().z() / r;
}
if( conversion->nTracks() == 1 ) {
double r = sqrt( conversion->tracksPin()[0].x() * conversion->tracksPin()[0].x() + conversion->tracksPin()[0].y() * conversion->tracksPin()[0].y() );
dz = ( conversion->conversionVertex().z() - beamSpot.z() )
-
( ( conversion->conversionVertex().x() - beamSpot.x() ) * conversion->tracksPin()[0].x() + ( conversion->conversionVertex().y() - beamSpot.y() ) *
conversion->tracksPin()[0].y() ) / r * conversion->tracksPin()[0].z() / r;
}
return dz + beamSpot.z();
}
double LegacyVertexSelector::vtxZFromConvSuperCluster( const edm::Ptr<flashgg::Photon> &pho, const edm::Ptr<reco:: Conversion> &conversion,
const math::XYZPoint &beamSpot ) const
{
// get the z from conversion plus SuperCluster
double deltaX1 = pho->caloPosition().x() - conversion->conversionVertex().x();
double deltaY1 = pho->caloPosition().y() - conversion->conversionVertex().y();
double deltaZ1 = pho->caloPosition().z() - conversion->conversionVertex().z();
double R1 = sqrt( deltaX1 * deltaX1 + deltaY1 * deltaY1 );
double tantheta = R1 / deltaZ1;
double deltaX2 = conversion->conversionVertex().x() - beamSpot.x();
double deltaY2 = conversion->conversionVertex().y() - beamSpot.y();
double R2 = sqrt( deltaX2 * deltaX2 + deltaY2 * deltaY2 );
double deltaZ2 = R2 / tantheta;
double higgsZ = pho->caloPosition().z() - deltaZ1 - deltaZ2;
return higgsZ;
}
double LegacyVertexSelector::vtxZFromConv( const edm::Ptr<flashgg::Photon> &pho, const edm::Ptr<reco::Conversion> &conversion,
const math::XYZPoint &beamSpot ) const
{
double ReturnValue = 0;
double perp = sqrt( conversion->conversionVertex().x() * conversion->conversionVertex().x() + conversion->conversionVertex().y() *
conversion->conversionVertex().y() );
float nTracksConv = conversion->nTracks();
if( nTracksConv == 2 ) {
if( fabs( pho->superCluster()->eta() ) < 1.5 ) {
if( perp <= 15.0 ) {
if( sigma1Pix < sigma2Pix )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else if( perp > 15 && perp <= 60.0 ) {
if( sigma1Tib < sigma2Tib )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else {
if( sigma1Tob < sigma2Tob )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
}
} else {
if( fabs( conversion->conversionVertex().z() ) <= 50.0 ) {
if( sigma1PixFwd < sigma2PixFwd )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else if( fabs( conversion->conversionVertex().z() ) > 50.0 && fabs( conversion->conversionVertex().z() ) <= 100.0 ) {
if( sigma1Tid < sigma2Tid )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else {
if( sigma1Tec < sigma2Tec )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
}
}
}
if( nTracksConv == 1 ) {
if( fabs( pho->superCluster()->eta() ) < 1.5 ) {
if( perp <= 15.0 ) {
if( singlelegsigma1Pix < singlelegsigma2Pix )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else if( perp > 15 && perp <= 60.0 ) {
if( singlelegsigma1Tib < singlelegsigma2Tib )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else {
if( singlelegsigma1Tob < singlelegsigma2Tob )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
}
} else {
if( fabs( conversion->conversionVertex().z() ) <= 50.0 ) {
if( singlelegsigma1PixFwd < singlelegsigma2PixFwd )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else if( fabs( conversion->conversionVertex().z() ) > 50.0 && fabs( conversion->conversionVertex().z() ) <= 100.0 ) {
if( singlelegsigma1Tid < singlelegsigma2Tid )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
} else {
if( singlelegsigma1Tec < singlelegsigma2Tec )
{ ReturnValue = vtxZFromConvOnly( pho, conversion, beamSpot ); }
else
{ ReturnValue = vtxZFromConvSuperCluster( pho, conversion, beamSpot ); }
}
}
}
return ReturnValue;
}
double LegacyVertexSelector::vtxDZFromConv( const edm::Ptr<flashgg::Photon> &pho, const edm::Ptr<reco::Conversion> &conversion ) const
{
double dz = -99999;
double perp = sqrt( conversion->conversionVertex().x() * conversion->conversionVertex().x() + conversion->conversionVertex().y() *
conversion->conversionVertex().y() );
if( conversion->nTracks() == 2 ) {
if( fabs( pho->superCluster()->eta() ) < 1.5 ) { // barrel
if( perp <= 15 ) {
dz = sigma1Pix;
} else if( perp > 15 && perp <= 60 ) {
dz = sigma2Tib;
} else {
dz = sigma2Tob;
}
} else { // endcap
if( fabs( conversion->conversionVertex().z() ) <= 50 ) {
dz = sigma1PixFwd;
} else if( fabs( conversion->conversionVertex().z() ) > 50 && fabs( conversion->conversionVertex().z() ) <= 100 ) {
dz = sigma1Tid;
} else {
dz = sigma2Tec;
}
}
} else if( conversion->nTracks() == 1 ) {
if( fabs( pho->superCluster()->eta() ) < 1.5 ) { // barrel
if( perp <= 15 ) {
dz = singlelegsigma1Pix;
} else if( perp > 15 && perp <= 60 ) {
dz = singlelegsigma2Tib;
} else {
dz = singlelegsigma2Tob;
}
} else { // endcap
if( fabs( conversion->conversionVertex().z() ) <= 50 ) {
dz = singlelegsigma1PixFwd;
} else if( fabs( conversion->conversionVertex().z() ) > 50 && fabs( conversion->conversionVertex().z() ) <= 100 ) {
dz = singlelegsigma1Tid;
} else {
dz = singlelegsigma2Tec;
}
}
}
return dz;
}
double LegacyVertexSelector::zFromConvPair( const edm::Ptr<flashgg::Photon> &p1,
const edm::Ptr<flashgg::Photon> &p2,
const int index_conversionLead,
const int index_conversionTrail,
const int nConvLegs_LeadPhoton,
const int nConvLegs_TrailPhoton,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVector,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVectorSingleLeg,
const math::XYZPoint &beamSpot ) const
{
double zconv = 0;
float z1 = 0;
float sz1 = 0;
float z2 = 0;
float sz2 = 0;
if( index_conversionLead != -1 && index_conversionTrail == -1 ) {
if( nConvLegs_LeadPhoton == 2 ) { zconv = vtxZFromConv( p1, conversionsVector[index_conversionLead], beamSpot ); }
if( nConvLegs_LeadPhoton == 1 ) { zconv = vtxZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead], beamSpot );}
}
if( index_conversionLead == -1 && index_conversionTrail != -1 ) {
if( nConvLegs_TrailPhoton == 2 ) { zconv = vtxZFromConv( p2, conversionsVector[index_conversionTrail], beamSpot ); }
if( nConvLegs_TrailPhoton == 1 ) { zconv = vtxZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail], beamSpot ); }
}
if( index_conversionLead != -1 && index_conversionTrail != -1 ) {
if( nConvLegs_LeadPhoton == 2 && nConvLegs_TrailPhoton == 2 ) {
z1 = vtxZFromConv( p1, conversionsVector[index_conversionLead], beamSpot );
sz1 = vtxDZFromConv( p1, conversionsVector[index_conversionLead] );
z2 = vtxZFromConv( p2, conversionsVector[index_conversionTrail], beamSpot );
sz2 = vtxDZFromConv( p2, conversionsVector[index_conversionTrail] );
}
if( nConvLegs_LeadPhoton == 1 && nConvLegs_TrailPhoton == 1 ) {
z1 = vtxZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead], beamSpot );
sz1 = vtxDZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead] );
z2 = vtxZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail], beamSpot );
sz2 = vtxDZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail] );
}
if( nConvLegs_LeadPhoton == 2 && nConvLegs_TrailPhoton == 1 ) {
z1 = vtxZFromConv( p1, conversionsVector[index_conversionLead], beamSpot );
sz1 = vtxDZFromConv( p1, conversionsVector[index_conversionLead] );
z2 = vtxZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail], beamSpot );
sz2 = vtxDZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail] );
}
if( nConvLegs_LeadPhoton == 1 && nConvLegs_TrailPhoton == 2 ) {
z1 = vtxZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead], beamSpot );
sz1 = vtxDZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead] );
z2 = vtxZFromConv( p2, conversionsVector[index_conversionTrail], beamSpot );
sz2 = vtxDZFromConv( p2, conversionsVector[index_conversionTrail] );
}
if( sz1 != 0 && sz2 != 0 ) {
zconv = ( z1 / sz1 / sz1 + z2 / sz2 / sz2 ) / ( 1. / sz1 / sz1 + 1. / sz2 / sz2 );
}
}
return zconv;
}
double LegacyVertexSelector::sZFromConvPair( const edm::Ptr<flashgg::Photon> &p1,
const edm::Ptr<flashgg::Photon> &p2,
int index_conversionLead,
int index_conversionTrail,
const int nConvLegs_LeadPhoton,
const int nConvLegs_TrailPhoton,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVector,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVectorSingleLeg ) const
{
double szconv = 0;
float sz1 = 0;
float sz2 = 0;
if( index_conversionLead != -1 && index_conversionTrail == -1 ) {
if( nConvLegs_LeadPhoton == 2 ) { szconv = vtxDZFromConv( p1, conversionsVector[index_conversionLead] ); }
if( nConvLegs_LeadPhoton == 1 ) { szconv = vtxDZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead] ); }
}
if( index_conversionLead == -1 && index_conversionTrail != -1 ) {
if( nConvLegs_TrailPhoton == 2 ) { szconv = vtxDZFromConv( p2, conversionsVector[index_conversionTrail] ); }
if( nConvLegs_TrailPhoton == 1 ) { szconv = vtxDZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail] ); }
}
if( index_conversionLead != -1 && index_conversionTrail != -1 ) {
if( nConvLegs_LeadPhoton == 2 && nConvLegs_TrailPhoton == 2 ) {
sz1 = vtxDZFromConv( p1, conversionsVector[index_conversionLead] );
sz2 = vtxDZFromConv( p2, conversionsVector[index_conversionTrail] );
}
if( nConvLegs_LeadPhoton == 1 && nConvLegs_TrailPhoton == 1 ) {
sz1 = vtxDZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead] );
sz2 = vtxDZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail] );
}
if( nConvLegs_LeadPhoton == 2 && nConvLegs_TrailPhoton == 1 ) {
sz1 = vtxDZFromConv( p1, conversionsVector[index_conversionLead] );
sz2 = vtxDZFromConv( p2, conversionsVectorSingleLeg[index_conversionTrail] );
}
if( nConvLegs_LeadPhoton == 1 && nConvLegs_TrailPhoton == 2 ) {
sz1 = vtxDZFromConv( p1, conversionsVectorSingleLeg[index_conversionLead] );
sz2 = vtxDZFromConv( p2, conversionsVector[index_conversionTrail] );
}
if( sz1 != 0 && sz2 != 0 ) {
szconv = sqrt( 1. / ( 1. / sz1 / sz1 + 1. / sz2 / sz2 ) ) ;
}
}
return szconv;
}
std::vector<int> LegacyVertexSelector::IndexMatchedConversion( const edm::Ptr<flashgg::Photon> &g,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVector, const std::vector<edm::Ptr<reco::Conversion> > &conversionsVectorSingleLeg,
bool useSingleLeg ) const
{
double mindR = 999;
int nConvLegs = 0;
bool doOneLeg = true;
std::vector<int> result;
if(!pureGeomConvMatching) assert( g->hasConversionTracks() );
int selected_conversion_index = -1;
if( (g->hasConversionTracks() && !pureGeomConvMatching) || pureGeomConvMatching){
for( unsigned int i = 0; i < conversionsVector.size(); i++ ) {
edm::Ptr<reco::Conversion> conv = conversionsVector[i];
if( conv->nTracks() == 2 ) {
if( !conv->isConverted() ) { continue; }
if( conv->refittedPair4Momentum().pt() < 10. ) { continue; }
if( TMath::Prob( conv->conversionVertex().chi2(), conv->conversionVertex().ndof() ) < 1e-6 ) { continue; }
TVector3 VtxtoSC;
VtxtoSC.SetXYZ( g->superCluster()->position().x() - conv->conversionVertex().x(),
g->superCluster()->position().y() - conv->conversionVertex().y(),
g->superCluster()->position().z() - conv->conversionVertex().z() );
TVector3 RefPairMo;
RefPairMo.SetXYZ( conv->refittedPairMomentum().x(), conv->refittedPairMomentum().y(), conv->refittedPairMomentum().z() );
double dR = 0;
dR = VtxtoSC.DeltaR( RefPairMo );
if( dR < mindR ) {
mindR = dR;
selected_conversion_index = i;
}
}
}
if( mindR < 0.1 ) {
result.push_back( selected_conversion_index );
nConvLegs = 2;
result.push_back( nConvLegs );
doOneLeg = false;
}
if( doOneLeg && useSingleLeg ) {
mindR = 999;
for( unsigned int j = 0; j < conversionsVectorSingleLeg.size(); j++ ) {
edm::Ptr<reco::Conversion> conv = conversionsVectorSingleLeg[j];
if( conv->nTracks() == 1 ) {
TVector3 VtxtoSC;
VtxtoSC.SetXYZ( g->superCluster()->position().x() - conv->conversionVertex().x(),
g->superCluster()->position().y() - conv->conversionVertex().y(),
g->superCluster()->position().z() - conv->conversionVertex().z() );
TVector3 RefPairMo;
float oneLegTrack_X = conv->tracksPin()[0].x();
float oneLegTrack_Y = conv->tracksPin()[0].y();
float oneLegTrack_Z = conv->tracksPin()[0].z();
RefPairMo.SetXYZ( oneLegTrack_X, oneLegTrack_Y, oneLegTrack_Z );
double dR = 0;
dR = VtxtoSC.DeltaR( RefPairMo );
if( dR < mindR ) {
mindR = dR;
selected_conversion_index = j;
}
}
}
if( mindR < 0.1 ) {
result.push_back( selected_conversion_index );
nConvLegs = 1;
result.push_back( nConvLegs );
}
}
}
if( mindR < 0.1 )
{return result;}
else {
result.push_back( -1 );
result.push_back( -1 );
return result;
}
}
edm::Ptr<reco::Vertex> LegacyVertexSelector::select( const edm::Ptr<flashgg::Photon> &g1, const edm::Ptr<flashgg::Photon> &g2,
const std::vector<edm::Ptr<reco::Vertex> > &vtxs,
const VertexCandidateMap &vertexCandidateMap,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVector,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVectorSingleLeg,
const math::XYZPoint &beamSpot,
bool useSingleLeg
// const std::map<std::string,double> & param,
// const float & beamsig
)
{
vlogsumpt2_.clear();
vptbal_.clear();
vptasym_.clear();
vpull_conv_.clear();
vnConv_.clear();
vmva_value_.clear();
vVtxPtr_.clear();
vmva_sortedindex_.clear();
std::vector<std::pair<unsigned int, float> > sorter;
int IndexMatchedConversionLeadPhoton = -1;
int IndexMatchedConversionTrailPhoton = -1;
std::vector<int> vIndexMatchedConversionLeadPhoton;
std::vector<int> vIndexMatchedConversionTrailPhoton;
float nConvLegs_TrailPhoton = 0;
float nConvLegs_LeadPhoton = 0;
if( conversionsVector.size() > 0 || conversionsVectorSingleLeg.size() > 0 ) {
if( (g1->hasConversionTracks() && !pureGeomConvMatching) || pureGeomConvMatching) {
vIndexMatchedConversionLeadPhoton = IndexMatchedConversion( g1, conversionsVector, conversionsVectorSingleLeg, useSingleLeg );
IndexMatchedConversionLeadPhoton = vIndexMatchedConversionLeadPhoton[0];
nConvLegs_LeadPhoton = vIndexMatchedConversionLeadPhoton[1];
}
if( (g2->hasConversionTracks() && !pureGeomConvMatching) || pureGeomConvMatching) {
vIndexMatchedConversionTrailPhoton = IndexMatchedConversion( g2, conversionsVector, conversionsVectorSingleLeg, useSingleLeg );
IndexMatchedConversionTrailPhoton = vIndexMatchedConversionTrailPhoton[0];
nConvLegs_TrailPhoton = vIndexMatchedConversionTrailPhoton[1];
}
}
unsigned int vertex_index;
unsigned int selected_vertex_index = 0;
unsigned int second_selected_vertex_index = 0;
unsigned int third_selected_vertex_index = 0;
float max_mva_value = -999;
float second_max_mva_value = -999;
float third_max_mva_value = -999;
if( !initialized_ ) {
Initialize();
}
std::vector<float> vlogsumpt2;
std::vector<float> vptbal;
std::vector<float> vptasym;
std::vector<float> vpull_conv;
std::vector<float> vnConv;
std::vector<float> vmva_value;
std::vector<edm::Ptr<reco::Vertex> > vVtxPtr;
for( vertex_index = 0 ; vertex_index < vtxs.size() ; vertex_index++ ) {
edm::Ptr<reco::Vertex> vtx = vtxs[vertex_index];
TVector3 Photon1Dir;
TVector3 Photon1Dir_uv;
TVector3 Photon2Dir;
TVector3 Photon2Dir_uv;
TLorentzVector p14;
TLorentzVector p24;
Photon1Dir.SetXYZ( g1->superCluster()->position().x() - vtx->position().x(), g1->superCluster()->position().y() - vtx->position().y(),
g1->superCluster()->position().z() - vtx->position().z() );
Photon2Dir.SetXYZ( g2->superCluster()->position().x() - vtx->position().x(), g2->superCluster()->position().y() - vtx->position().y(),
g2->superCluster()->position().z() - vtx->position().z() );
Photon1Dir_uv = Photon1Dir.Unit() * g1->superCluster()->rawEnergy();
Photon2Dir_uv = Photon2Dir.Unit() * g2->superCluster()->rawEnergy();
p14.SetPxPyPzE( Photon1Dir_uv.x(), Photon1Dir_uv.y(), Photon1Dir_uv.z(), g1->superCluster()->rawEnergy() );
p24.SetPxPyPzE( Photon2Dir_uv.x(), Photon2Dir_uv.y(), Photon2Dir_uv.z(), g2->superCluster()->rawEnergy() );
TVector2 sumpt;
double sumpt2_out = 0;
double sumpt2_in = 0;
double ptbal = 0;
double ptasym = 0;
sumpt.Set( 0., 0. );
auto mapRange = std::equal_range( vertexCandidateMap.begin(), vertexCandidateMap.end(), vtx, flashgg::compare_with_vtx() );
if( mapRange.first == mapRange.second ) { continue; }
for( auto pair_iter = mapRange.first ; pair_iter != mapRange.second ; pair_iter++ ) {
const edm::Ptr<pat::PackedCandidate> cand = pair_iter->second;
TVector3 tk;
TVector2 tkXY;
double dr1 = 0;
double dr2 = 0;
tk.SetXYZ( cand->px(), cand->py(), cand->pz() );
tkXY = tk.XYvector();
dr1 = tk.DeltaR( p14.Vect() );
dr2 = tk.DeltaR( p24.Vect() );
bool isPure = cand->trackHighPurity();
if( !isPure && trackHighPurity ) { continue; }
if( dr1 < dRexclude || dr2 < dRexclude ) {
sumpt2_in += tkXY.Mod2();
continue;
}
sumpt += tkXY;
sumpt2_out += tkXY.Mod2();
ptbal -= tkXY * ( p14 + p24 ).Vect().XYvector().Unit();
}
ptasym = ( sumpt.Mod() - ( p14 + p24 ).Vect().XYvector().Mod() ) / ( sumpt.Mod() + ( p14 + p24 ).Vect().XYvector().Mod() );
ptasym_ = ptasym;
float nConv = 0;
if( IndexMatchedConversionLeadPhoton != -1 ) { ++nConv; }
if( IndexMatchedConversionTrailPhoton != -1 ) { ++nConv; }
float zconv = 0;
float szconv = 0;
float pull_conv = 999;
if( nConv != 0 ) {
zconv = zFromConvPair( g1, g2, IndexMatchedConversionLeadPhoton, IndexMatchedConversionTrailPhoton, nConvLegs_LeadPhoton, nConvLegs_TrailPhoton,
conversionsVector, conversionsVectorSingleLeg, beamSpot );
szconv = sZFromConvPair( g1, g2, IndexMatchedConversionLeadPhoton, IndexMatchedConversionTrailPhoton, nConvLegs_LeadPhoton, nConvLegs_TrailPhoton,
conversionsVector, conversionsVectorSingleLeg );
if( szconv != 0 ) {
pull_conv = fabs( vtx->position().z() - zconv ) / szconv;
} else {
pull_conv = 10.;
}
}
if( pull_conv > 10. ) { pull_conv = 10.; }
logsumpt2_ = log( sumpt2_in + sumpt2_out );
ptbal_ = ptbal;
pull_conv_ = pull_conv;
nConv_ = nConv;
float mva_value = VertexIdMva_->EvaluateMVA( "BDT" );
vlogsumpt2.push_back( logsumpt2_ );
vptbal.push_back( ptbal_ );
vptasym.push_back( ptasym_ );
vpull_conv.push_back( pull_conv_ );
vnConv.push_back( nConv_ );
vmva_value.push_back( mva_value );
vVtxPtr.push_back( vtx );
std::pair<unsigned int, float>pairToSort = std::make_pair( vmva_value.size() - 1, mva_value );
sorter.push_back( pairToSort );
if( mva_value > max_mva_value ) {
max_mva_value = mva_value;
selected_vertex_index = vertex_index;
logsumpt2selected_ = logsumpt2_;
ptbalselected_ = ptbal_;
ptasymselected_ = ptasym_;
}
}
std::sort( sorter.begin(), sorter.end(), Sorter() );
if( sorter.size() > 1 ) {
second_max_mva_value = sorter[1].second;
second_selected_vertex_index = sorter[1].first;
} else{
second_max_mva_value = -2;
}
if( sorter.size() > 2 ) {
third_max_mva_value = sorter[2].second;
third_selected_vertex_index = sorter[2].first;
}else{
third_max_mva_value = -2 ;
}
for( unsigned int jj = 0; jj < sorter.size(); jj++ ) {
if( vlogsumpt2_.size() < nVtxSaveInfo ) {
vmva_sortedindex_.push_back( sorter[jj].first );
vlogsumpt2_.push_back( vlogsumpt2[sorter[jj].first] );
vptbal_.push_back( vptbal[sorter[jj].first] );
vptasym_.push_back( vptasym[sorter[jj].first] );
vpull_conv_.push_back( vpull_conv[sorter[jj].first] );
vnConv_.push_back( vnConv[sorter[jj].first] );
vmva_value_.push_back( vmva_value[sorter[jj].first] );
vVtxPtr_.push_back( vVtxPtr[sorter[jj].first] );
}
}
dipho_pt_ = ( g1->p4() + g2->p4() ).pt();
nVert_ = vtxs.size();
MVA0_ = max_mva_value;
MVA1_ = second_max_mva_value;
dZ1_ = vtxs[selected_vertex_index]->position().z() - vtxs[second_selected_vertex_index]->position().z();
MVA2_ = third_max_mva_value;
dZ2_ = vtxs[selected_vertex_index]->position().z() - vtxs[third_selected_vertex_index]->position().z();
if( sorter.size() < 2 ) dZ1_=100;
if( sorter.size() < 3 ) dZ2_=100;
vtxprobmva_ = VertexProbMva_->EvaluateMVA( "BDT" );
return vtxs[selected_vertex_index];
}
edm::Ptr<reco::Vertex> LegacyVertexSelector::select( const edm::Ptr<flashgg::Photon> &g1, const edm::Ptr<pat::Jet> &g2,
const std::vector<edm::Ptr<reco::Vertex> > &vtxs,
const VertexCandidateMap &vertexCandidateMap,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVector,
const std::vector<edm::Ptr<reco::Conversion> > &conversionsVectorSingleLeg,
const math::XYZPoint &beamSpot,
bool useSingleLeg
)
{
vlogsumpt2_.clear();
vptbal_.clear();
vptasym_.clear();
vpull_conv_.clear();
vnConv_.clear();
vmva_value_.clear();
vVtxPtr_.clear();
vmva_sortedindex_.clear();
std::vector<std::pair<unsigned int, float> > sorter;
int IndexMatchedConversionLeadPhoton = -1;
int IndexMatchedConversionTrailPhoton = -1;
std::vector<int> vIndexMatchedConversionLeadPhoton;
std::vector<int> vIndexMatchedConversionTrailPhoton;
float nConvLegs_LeadPhoton = 0;
float nConvLegs_TrailPhoton = 0;
if( conversionsVector.size() > 0 ) {
if( (g1->hasConversionTracks() && !pureGeomConvMatching) || pureGeomConvMatching ) {
vIndexMatchedConversionLeadPhoton = IndexMatchedConversion( g1, conversionsVector, conversionsVectorSingleLeg, useSingleLeg );
IndexMatchedConversionLeadPhoton = vIndexMatchedConversionLeadPhoton[0];
nConvLegs_LeadPhoton = vIndexMatchedConversionLeadPhoton[1];
}
}
unsigned int vertex_index;
unsigned int selected_vertex_index = 0;
unsigned int second_selected_vertex_index = 0;
unsigned int third_selected_vertex_index = 0;
float max_mva_value = -999;
float second_max_mva_value = -999;
float third_max_mva_value = -999;
if( !initialized_ ) {
Initialize();
}
std::vector<float> vlogsumpt2;
std::vector<float> vptbal;
std::vector<float> vptasym;
std::vector<float> vpull_conv;
std::vector<float> vnConv;
std::vector<float> vmva_value;
std::vector<edm::Ptr<reco::Vertex> > vVtxPtr;
for( vertex_index = 0 ; vertex_index < vtxs.size() ; vertex_index++ ) {
edm::Ptr<reco::Vertex> vtx = vtxs[vertex_index];
TVector3 Photon1Dir;
TVector3 Photon1Dir_uv;
TLorentzVector p14;
Photon1Dir.SetXYZ( g1->superCluster()->position().x() - vtx->position().x(), g1->superCluster()->position().y() - vtx->position().y(),
g1->superCluster()->position().z() - vtx->position().z() );
Photon1Dir_uv = Photon1Dir.Unit() * g1->superCluster()->rawEnergy();
p14.SetPxPyPzE( Photon1Dir_uv.x(), Photon1Dir_uv.y(), Photon1Dir_uv.z(), g1->superCluster()->rawEnergy() );
TLorentzVector p24;
p24.SetPxPyPzE(g2->px(), g2->py(), g2->pz(), g2->energy());
TVector2 sumpt;
double sumpt2_out = 0;
double sumpt2_in = 0;
double ptbal = 0;
double ptasym = 0;
sumpt.Set( 0., 0. );
auto mapRange = std::equal_range( vertexCandidateMap.begin(), vertexCandidateMap.end(), vtx, flashgg::compare_with_vtx() );
if( mapRange.first == mapRange.second ) { continue; }
for( auto pair_iter = mapRange.first ; pair_iter != mapRange.second ; pair_iter++ ) {
const edm::Ptr<pat::PackedCandidate> cand = pair_iter->second;
TVector3 tk;
TVector2 tkXY;
double dr1 = 0;
double dr2 = 0;
tk.SetXYZ( cand->px(), cand->py(), cand->pz() );
tkXY = tk.XYvector();
dr1 = tk.DeltaR( p14.Vect() );
dr2 = tk.DeltaR( p24.Vect() );
// gamma+jet: skip tracks around the jet direction
if ( dr2 < 0.4 ) { continue; }
bool isPure = cand->trackHighPurity();
if( !isPure && trackHighPurity ) { continue; }
if( dr1 < dRexclude || dr2 < dRexclude ) {
sumpt2_in += tkXY.Mod2();
continue;
}
sumpt += tkXY;
sumpt2_out += tkXY.Mod2();
ptbal -= tkXY * ( p14 + p24 ).Vect().XYvector().Unit();
}
ptasym = ( sumpt.Mod() - ( p14 + p24 ).Vect().XYvector().Mod() ) / ( sumpt.Mod() + ( p14 + p24 ).Vect().XYvector().Mod() );
ptasym_ = ptasym;
float nConv = 0;
if( IndexMatchedConversionLeadPhoton != -1 ) { ++nConv; }
float zconv = 0;
float szconv = 0;
float pull_conv = 999;
if( nConv != 0 ) {
const edm::Ptr<flashgg::Photon> &dummyg2 = g1;
zconv = zFromConvPair( g1, dummyg2, IndexMatchedConversionLeadPhoton, IndexMatchedConversionTrailPhoton, nConvLegs_LeadPhoton, nConvLegs_TrailPhoton,
conversionsVector, conversionsVectorSingleLeg, beamSpot );
szconv = sZFromConvPair( g1, dummyg2, IndexMatchedConversionLeadPhoton, IndexMatchedConversionTrailPhoton, nConvLegs_LeadPhoton, nConvLegs_TrailPhoton,
conversionsVector, conversionsVectorSingleLeg );
if( szconv != 0 ) {
pull_conv = fabs( vtx->position().z() - zconv ) / szconv;
} else {
pull_conv = 10.;
}
}
if( pull_conv > 10. ) { pull_conv = 10.; }
logsumpt2_ = log( sumpt2_in + sumpt2_out );
ptbal_ = ptbal;
pull_conv_ = pull_conv;
nConv_ = nConv;
float mva_value = VertexIdMva_->EvaluateMVA( "BDT" );
vlogsumpt2.push_back( logsumpt2_ );
vptbal.push_back( ptbal_ );
vptasym.push_back( ptasym_ );
vpull_conv.push_back( pull_conv_ );
vnConv.push_back( nConv_ );
vmva_value.push_back( mva_value );
vVtxPtr.push_back( vtx );
std::pair<unsigned int, float>pairToSort = std::make_pair( vmva_value.size() - 1, mva_value );
sorter.push_back( pairToSort );
if( mva_value > max_mva_value ) {
max_mva_value = mva_value;
selected_vertex_index = vertex_index;
logsumpt2selected_ = logsumpt2_;
ptbalselected_ = ptbal_;
ptasymselected_ = ptasym_;
}
}
std::sort( sorter.begin(), sorter.end(), Sorter() );
if( sorter.size() > 1 ) {
second_max_mva_value = sorter[1].second;
second_selected_vertex_index = sorter[1].first;
}
if( sorter.size() > 2 ) {
third_max_mva_value = sorter[2].second;
third_selected_vertex_index = sorter[2].first;
}
for( unsigned int jj = 0; jj < sorter.size(); jj++ ) {
if( vlogsumpt2_.size() < nVtxSaveInfo ) {
vmva_sortedindex_.push_back( sorter[jj].first );
vlogsumpt2_.push_back( vlogsumpt2[sorter[jj].first] );
vptbal_.push_back( vptbal[sorter[jj].first] );
vptasym_.push_back( vptasym[sorter[jj].first] );
vpull_conv_.push_back( vpull_conv[sorter[jj].first] );
vnConv_.push_back( vnConv[sorter[jj].first] );
vmva_value_.push_back( vmva_value[sorter[jj].first] );
vVtxPtr_.push_back( vVtxPtr[sorter[jj].first] );
}
}
dipho_pt_ = ( g1->p4() + g2->p4() ).pt();
nVert_ = vtxs.size();
MVA0_ = max_mva_value;
MVA1_ = second_max_mva_value;
dZ1_ = vtxs[selected_vertex_index]->position().z() - vtxs[second_selected_vertex_index]->position().z();
MVA2_ = third_max_mva_value;
dZ2_ = vtxs[selected_vertex_index]->position().z() - vtxs[third_selected_vertex_index]->position().z();
vtxprobmva_ = VertexProbMva_->EvaluateMVA( "BDT" );