reco::MET Class Reference

#include <MET.h>

Inheritance diagram for reco::MET:

Public Member Functions
MET *	clone () const
	returns a clone of the Candidate object More...
std::vector< double >	dmEx () const
std::vector< double >	dmEy () const
std::vector< double >	dsumEt () const
double	e_longitudinal () const
TMatrixD	getSignificanceMatrix (void) const
	MET ()
	MET (const LorentzVector &p4_, const Point &vtx_)
	MET (double sumet_, const LorentzVector &p4_, const Point &vtx_)
	MET (double sumet_, const std::vector< CorrMETData > &corr_, const LorentzVector &p4_, const Point &vtx_)
std::vector< CorrMETData >	mEtCorr () const
double	mEtSig () const
void	setSignificanceMatrix (const TMatrixD &matrix)
double	significance () const
double	sumEt () const
Public Member Functions inherited from reco::RecoCandidate
virtual const Track *	bestTrack () const
	best track pointer More...
virtual TrackBaseRef	bestTrackRef () const
	best track RefToBase More...
virtual TrackType	bestTrackType () const
	track type More...
virtual CaloTowerRef	caloTower () const
	reference to a CaloTower More...
virtual reco::TrackRef	combinedMuon () const
	reference to a stand-alone muon Track More...
virtual reco::GsfTrackRef	gsfTrack () const
	reference to a GsfTrack More...
virtual size_t	numberOfTracks () const
	number of multiple Tracks More...
	RecoCandidate ()
	default constructor More...
template<typename P4 >
	RecoCandidate (Charge q, const P4 &p4, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0)
	constructor from values More...
virtual reco::TrackRef	standAloneMuon () const
	reference to a stand-alone muon Track More...
virtual reco::SuperClusterRef	superCluster () const
	reference to a SuperCluster More...
virtual reco::TrackRef	track () const
	reference to a Track More...
virtual reco::TrackRef	track (size_t) const
	reference to one of multiple Tracks More...
virtual	~RecoCandidate ()
	destructor More...
Public Member Functions inherited from reco::LeafCandidate
virtual const_iterator	begin () const
	first daughter const_iterator More...
virtual iterator	begin ()
	first daughter iterator More...
template<typename S >
daughter_iterator< S >::type	beginFilter (const S &s) const
virtual Vector	boostToCM () const
virtual int	charge () const
	electric charge More...
virtual const Candidate *	daughter (size_type) const
	return daughter at a given position (throws an exception) More...
virtual Candidate *	daughter (size_type)
	return daughter at a given position (throws an exception) More...
virtual Candidate *	daughter (const std::string &s)
	return daughter with a specified role name More...
virtual const Candidate *	daughter (const std::string &s) const
	return daughter with a specified role name More...
virtual const_iterator	end () const
	last daughter const_iterator More...
virtual iterator	end ()
	last daughter iterator More...
template<typename S >
daughter_iterator< S >::type	endFilter (const S &s) const
virtual double	energy () const
	energy More...
virtual double	et () const
	transverse energy More...
virtual float	eta () const
	momentum pseudorapidity More...
virtual void	fillVertexCovariance (CovarianceMatrix &v) const
	fill SMatrix More...
template<typename T >
T	get () const
	get a component More...
template<typename T , typename Tag >
T	get () const
	get a component More...
template<typename T >
T	get (size_type i) const
	get a component More...
template<typename T , typename Tag >
T	get (size_type i) const
	get a component More...
virtual bool	hasMasterClone () const
virtual bool	hasMasterClonePtr () const
virtual bool	isCaloMuon () const
virtual bool	isConvertedPhoton () const
virtual bool	isElectron () const
virtual bool	isGlobalMuon () const
virtual bool	isJet () const
virtual bool	isMuon () const
virtual bool	isPhoton () const
virtual bool	isStandAloneMuon () const
virtual bool	isTrackerMuon () const
	LeafCandidate ()
	default constructor More...
	LeafCandidate (const Candidate &c)
template<typename P4 >
	LeafCandidate (Charge q, const P4 &p4, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0, bool integerCharge=true)
	constructor from Any values More...
	LeafCandidate (Charge q, const PtEtaPhiMass &p4, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0, bool integerCharge=true)
	constructor from values More...
	LeafCandidate (Charge q, const LorentzVector &p4, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0, bool integerCharge=true)
	constructor from values More...
	LeafCandidate (Charge q, const PolarLorentzVector &p4, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0, bool integerCharge=true)
	constructor from values More...
	LeafCandidate (Charge q, const GlobalVector &p3, float iEnergy, bool massless, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0, bool integerCharge=true)
	constructor from values More...
	LeafCandidate (Charge q, const GlobalVector &p3, float iEnergy, float imass, const Point &vtx=Point(0, 0, 0), int pdgId=0, int status=0, bool integerCharge=true)
	constructor from values More...
virtual bool	longLived () const
	is long lived? More...
virtual float	mass () const
	mass More...
virtual bool	massConstraint () const
	do mass constraint? More...
virtual float	massSqr () const
	mass squared More...
virtual const CandidateBaseRef &	masterClone () const
virtual const CandidatePtr &	masterClonePtr () const
template<typename Ref >
Ref	masterRef () const
	cast master clone reference to a concrete type More...
virtual Vector	momentum () const
	spatial momentum vector More...
virtual const Candidate *	mother (size_type) const
	return mother at a given position (throws an exception) More...
virtual double	mt () const
	transverse mass More...
virtual double	mtSqr () const
	transverse mass squared More...
template<typename T >
size_type	numberOf () const
	number of components More...
template<typename T , typename Tag >
size_type	numberOf () const
	number of components More...
virtual size_t	numberOfDaughters () const
	number of daughters More...
virtual size_t	numberOfMothers () const
	number of mothers More...
virtual size_t	numberOfSourceCandidatePtrs () const
virtual double	p () const
	magnitude of momentum vector More...
virtual const LorentzVector &	p4 () const
	four-momentum Lorentz vector More...
virtual int	pdgId () const
	PDG identifier. More...
virtual float	phi () const
	momentum azimuthal angle More...
virtual const PolarLorentzVector &	polarP4 () const
	four-momentum Lorentz vector More...
virtual float	pt () const
	transverse momentum More...
virtual double	px () const
	x coordinate of momentum vector More...
virtual double	py () const
	y coordinate of momentum vector More...
virtual double	pz () const
	z coordinate of momentum vector More...
virtual double	rapidity () const
	rapidity More...
virtual void	setCharge (Charge q)
	set electric charge More...
virtual void	setLongLived ()
	set long lived flag More...
virtual void	setMass (double m)
	set particle mass More...
virtual void	setMassConstraint ()
	set mass constraint flag More...
virtual void	setP4 (const LorentzVector &p4)
	set 4-momentum More...
virtual void	setP4 (const PolarLorentzVector &p4)
	set 4-momentum More...
virtual void	setPdgId (int pdgId)
virtual void	setPz (double pz)
virtual void	setStatus (int status)
	set status word More...
virtual void	setThreeCharge (Charge qx3)
	set electric charge More...
virtual void	setVertex (const Point &vertex)
	set vertex More...
virtual CandidatePtr	sourceCandidatePtr (size_type i) const
virtual int	status () const
	status word More...
virtual double	theta () const
	momentum polar angle More...
virtual int	threeCharge () const
	electric charge More...
virtual const Point &	vertex () const
	vertex position (overwritten by PF...) More...
virtual double	vertexChi2 () const
	chi-squares More...
virtual double	vertexCovariance (int i, int j) const
	(i, j)-th element of error matrix, i, j = 0, ... 2 More...
CovarianceMatrix	vertexCovariance () const
	return SMatrix More...
virtual double	vertexNdof () const
virtual double	vertexNormalizedChi2 () const
	chi-squared divided by n.d.o.f. More...
virtual double	vx () const
	x coordinate of vertex position More...
virtual double	vy () const
	y coordinate of vertex position More...
virtual double	vz () const
	z coordinate of vertex position More...
virtual double	y () const
	rapidity More...
virtual	~LeafCandidate ()
	destructor More...
Public Member Functions inherited from reco::Candidate
template<typename S >
daughter_iterator< S >::type	beginFilter (const S &s) const
	Candidate ()
	default constructor More...
template<typename S >
daughter_iterator< S >::type	endFilter (const S &s) const
template<typename T >
T	get () const
	get a component More...
template<typename T , typename Tag >
T	get () const
	get a component More...
template<typename T >
T	get (size_type i) const
	get a component More...
template<typename T , typename Tag >
T	get (size_type i) const
	get a component More...
template<typename Ref >
Ref	masterRef () const
	cast master clone reference to a concrete type More...
template<typename T >
size_type	numberOf () const
	number of components More...
template<typename T , typename Tag >
size_type	numberOf () const
	number of components More...
virtual void	setSourceCandidatePtr (const CandidatePtr &ptr)
	Set the ptr to the source Candidate. More...
virtual	~Candidate ()
	destructor More...

Private Member Functions
virtual bool	overlap (const Candidate &) const
	check overlap with another candidate More...

Private Attributes
std::vector< CorrMETData >	corr
double	elongit
double	signif_dxx
double	signif_dxy
double	signif_dyx
double	signif_dyy
double	sumet

Additional Inherited Members
Public Types inherited from reco::RecoCandidate
enum	TrackType { noTrackType, recoTrackType, gsfTrackType }
	track type More...
Public Types inherited from reco::LeafCandidate
typedef int	Charge
	electric charge type More...
typedef CandidateCollection	daughters
	collection of daughter candidates More...
typedef unsigned int	index
typedef math::XYZTLorentzVector	LorentzVector
	Lorentz vector. More...
typedef math::XYZPoint	Point
	point in the space More...
typedef math::PtEtaPhiMLorentzVector	PolarLorentzVector
	Lorentz vector. More...
typedef math::XYZVector	Vector
	point in the space More...
Public Types inherited from reco::Candidate
enum	{ dimension = 3 }
enum	{ size = dimension * (dimension + 1)/2 }
	matix size More...
typedef int	Charge
	electric charge type More...
typedef candidate::const_iterator	const_iterator
typedef math::Error< dimension > ::type	CovarianceMatrix
	covariance error matrix (3x3) More...
typedef unsigned int	index
	index type More...
typedef candidate::iterator	iterator
typedef math::XYZTLorentzVector	LorentzVector
	Lorentz vector. More...
typedef math::XYZPoint	Point
	point in the space More...
typedef math::PtEtaPhiMLorentzVector	PolarLorentzVector
	Lorentz vector. More...
typedef size_t	size_type
typedef math::XYZVector	Vector
	point in the space More...
Static Public Member Functions inherited from reco::LeafCandidate
static double	dmass (GlobalVector v, double e)
static double	magd (GlobalVector v)
Static Public Attributes inherited from reco::LeafCandidate
static const unsigned int	longLivedTag = 65536
	long lived flag More...
static const unsigned int	massConstraintTag = 131072
	do mass constraint flag More...
Protected Member Functions inherited from reco::RecoCandidate
template<typename R >
bool	checkOverlap (const R &r1, const R &r2) const
	check if two components overlap More...
Protected Member Functions inherited from reco::LeafCandidate
void	cacheCartesian () const
	set internal cache More...
void	cachePolar () const
	set internal cache More...
void	clearCache () const
	clear internal cache More...
Protected Attributes inherited from reco::LeafCandidate
bool	cacheCartesianFixed_
bool	cachePolarFixed_
	has cache been set? More...
float	eta_
float	mass_
LorentzVector	p4Cartesian_
	internal cache for p4 More...
PolarLorentzVector	p4Polar_
	internal cache for p4 More...
int	pdgId_
	PDG identifier. More...
float	phi_
float	pt_
	four-momentum Lorentz vector More...
Charge	qx3_
	electric charge More...
int	status_
	status word More...
Point	vertex_
	vertex position More...

Detailed Description

Definition at line 39 of file MET.h.

Constructor & Destructor Documentation

MET::MET

(

)

Definition at line 19 of file MET.cc.

Referenced by clone().

{
  sumet = 0.0;
  elongit = 0.0;
  signif_dxx=signif_dyy=signif_dyx=signif_dxy=0.;
}

MET::MET	(	const LorentzVector &	p4_,
		const Point &	vtx_
	)

Definition at line 30 of file MET.cc.

References elongit, signif_dxx, signif_dxy, signif_dyx, signif_dyy, and sumet.

                                                      : 
  RecoCandidate( 0, p4_, vtx_ )
{
  sumet = 0.0;
  elongit = 0.0;
  signif_dxx=signif_dyy=signif_dyx=signif_dxy=0.;
}

MET::MET	(	double	sumet_,
		const LorentzVector &	p4_,
		const Point &	vtx_
	)

Definition at line 42 of file MET.cc.

References elongit, signif_dxx, signif_dxy, signif_dyx, signif_dyy, and sumet.

                                                                     : 
  RecoCandidate( 0, p4_, vtx_ ) 
{
  sumet = sumet_;
  elongit = 0.0;
  signif_dxx=signif_dyy=signif_dyx=signif_dxy=0.;
}

MET::MET	(	double	sumet_,
		const std::vector< CorrMETData > &	corr_,
		const LorentzVector &	p4_,
		const Point &	vtx_
	)

Definition at line 54 of file MET.cc.

References corr, elongit, i, signif_dxx, signif_dxy, signif_dyx, signif_dyy, and sumet.

                                                    : 
  RecoCandidate( 0, p4_, vtx_ )
{
  sumet = sumet_;
  elongit = 0.0;
  signif_dxx=signif_dyy=signif_dyx=signif_dxy=0.;
  //-----------------------------------
  // Fill the vector containing the corrections (corr) with vector of 
  // known corrections (corr_) passed in via the constructor.
  std::vector<CorrMETData>::const_iterator i;
  for( i = corr_.begin(); i != corr_.end();  i++ ) 
    {
      corr.push_back( *i );
    }
}

Member Function Documentation

MET * MET::clone ( void  ) const

virtual

returns a clone of the Candidate object

Reimplemented from reco::RecoCandidate.

Reimplemented in pat::MET.

Definition at line 72 of file MET.cc.

References MET().

                       {
     return new MET( * this );
}

std::vector< double > MET::dmEx

(

)

const

Definition at line 96 of file MET.cc.

References corr, and i.

{
  std::vector<double> deltas;
  std::vector<CorrMETData>::const_iterator i;
  for( i = corr.begin(); i != corr.end(); i++ )
    {
      deltas.push_back( i->mex );
    }
  return deltas;
}

std::vector< double > MET::dmEy

(

)

const

Definition at line 110 of file MET.cc.

References corr, and i.

{
  std::vector<double> deltas;
  std::vector<CorrMETData>::const_iterator i;
  for( i = corr.begin(); i != corr.end(); i++ )
    {
      deltas.push_back( i->mey );
    }
  return deltas;
}

std::vector< double > MET::dsumEt

(

)

const

Definition at line 124 of file MET.cc.

References corr, and i.

{
  std::vector<double> deltas;
  std::vector<CorrMETData>::const_iterator i;
  for( i = corr.begin(); i != corr.end(); i++ )
    {
      deltas.push_back( i->sumet );
    }
  return deltas;
}

double reco::MET::e_longitudinal ( ) const

inline

Definition at line 60 of file MET.h.

References elongit.

{return elongit; }

TMatrixD MET::getSignificanceMatrix

(

void

)

const

Definition at line 137 of file MET.cc.

References query::result, signif_dxx, signif_dxy, signif_dyx, and signif_dyy.

Referenced by significance().

{
  TMatrixD result(2,2);
  result(0,0)=signif_dxx;
  result(0,1)=signif_dxy;
  result(1,0)=signif_dyx;
  result(1,1)=signif_dyy;
  return result;
}

std::vector<CorrMETData> reco::MET::mEtCorr ( ) const

inline

Definition at line 67 of file MET.h.

References corr.

Referenced by AddCorrectionsToCaloMET::applyCorrection(), pat::MET::checkUncor_(), CorrectedMETProducer_namespace::CorrectedMETFactoryT< reco::CaloMET >::operator()(), and Type1PFMET::run().

{ return corr; }

double reco::MET::mEtSig ( ) const

inline

Definition at line 55 of file MET.h.

References reco::LeafCandidate::et(), mathSSE::sqrt(), and sumet.

Referenced by myJetAna::analyze(), METTester::analyze(), and METAnalyzer::fillMonitorElement().

{ return ( sumet ? (this->et() / std::sqrt(sumet)) : (0.0) ); }

bool MET::overlap ( const Candidate &  ) const

privatevirtual

check overlap with another candidate

Implements reco::RecoCandidate.

Reimplemented in reco::GenMET, and reco::CaloMET.

Definition at line 149 of file MET.cc.

{
  return false;
}

void MET::setSignificanceMatrix

(

const TMatrixD &

matrix

)

Definition at line 155 of file MET.cc.

References signif_dxx, signif_dxy, signif_dyx, and signif_dyy.

Referenced by cms::CaloMETProducer::produce(), and cms::PFMETProducer::produce().

{
  signif_dxx=inmatrix(0,0);
  signif_dxy=inmatrix(0,1);
  signif_dyx=inmatrix(1,0);
  signif_dyy=inmatrix(1,1);
  return;
}

double MET::significance

(

)

const

Definition at line 78 of file MET.cc.

References getSignificanceMatrix(), reco::LeafCandidate::px(), reco::LeafCandidate::py(), signif_dxx, signif_dxy, signif_dyx, and signif_dyy.

Referenced by reco::CaloMET::metSignificance().

                               {
  if(signif_dxx==0 && signif_dyy==0 && signif_dxy==0 && signif_dyx==0)
    return -1;
  TMatrixD metmat = getSignificanceMatrix();
  TVectorD metvec(2);
  metvec(0)=this->px();
  metvec(1)=this->py();
  double signif = -1;
  if(std::fabs(metmat.Determinant())>0.000001){
    metmat.Invert();
    signif = metvec * (metmat * metvec);
  }
  return signif;
}

double reco::MET::sumEt ( ) const

inline

Definition at line 53 of file MET.h.

References sumet.

Referenced by myJetAna::analyze(), METTester::analyze(), BeamHaloAnalyzer::analyze(), AddCorrectionsToPFMET::applyCorrection(), AddCorrectionsToCaloMET::applyCorrection(), GlobalHaloAlgo::Calculate(), PFMETBenchmark::calculateQuantities(), reco::GenMET::ChargedEMEt(), reco::PFMET::ChargedEMEt(), reco::GenMET::ChargedHadEt(), reco::PFMET::ChargedHadEt(), reco::PFMET::chargedHadronEt(), reco::PFMET::electronEt(), METAnalyzer::fillMonitorElement(), MatchMETBenchmark::fillOne(), METBenchmark::fillOne(), PFMETMonitor::fillOne(), PFMETFilter::filter(), reco::GlobalHaloData::GetCorrectedCaloMET(), reco::PFMET::HFEMEt(), reco::PFMET::HFHadronEt(), reco::GenMET::InvisibleEt(), reco::PFMET::muonEt(), reco::GenMET::MuonEt(), reco::PFMET::MuonEt(), reco::GenMET::NeutralEMEt(), reco::PFMET::NeutralEMEt(), reco::GenMET::NeutralHadEt(), reco::PFMET::NeutralHadEt(), reco::PFMET::neutralHadronEt(), reco::PFMET::photonEt(), DistortedMETProducer::produce(), JetEnergyShift::produce(), pat::PATMETSlimmer::OneMETShift::readAndSet(), Type1PFMET::run(), pat::MET::setShift(), pat::MET::shiftedSumEt(), reco::PFMET::Type6Et(), and reco::PFMET::Type7Et().

{ return sumet; }

Member Data Documentation

std::vector<CorrMETData> reco::MET::corr

private

Definition at line 82 of file MET.h.

Referenced by dmEx(), dmEy(), dsumEt(), MET(), and mEtCorr().

double reco::MET::elongit

private

Definition at line 76 of file MET.h.

Referenced by e_longitudinal(), and MET().

double reco::MET::signif_dxx

private

Definition at line 78 of file MET.h.

Referenced by getSignificanceMatrix(), MET(), setSignificanceMatrix(), and significance().

double reco::MET::signif_dxy

private

Definition at line 81 of file MET.h.

Referenced by getSignificanceMatrix(), MET(), setSignificanceMatrix(), and significance().

double reco::MET::signif_dyx

private

Definition at line 80 of file MET.h.

Referenced by getSignificanceMatrix(), MET(), setSignificanceMatrix(), and significance().

double reco::MET::signif_dyy

private

Definition at line 79 of file MET.h.

Referenced by getSignificanceMatrix(), MET(), setSignificanceMatrix(), and significance().

double reco::MET::sumet

private

Definition at line 75 of file MET.h.

Referenced by MET(), mEtSig(), and sumEt().