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reco::VertexCompositePtrCandidate Class Reference

#include <VertexCompositePtrCandidate.h>

Inheritance diagram for reco::VertexCompositePtrCandidate:
reco::CompositePtrCandidate reco::LeafCandidate reco::Candidate

Public Types

enum  { dimension4D = 4 }
 
enum  { size4D = dimension4D * (dimension4D + 1) / 2 }
 matix size More...
 
typedef math::Error< dimension4D >::type CovarianceMatrix4D
 covariance error matrix (3x3) More...
 
typedef math::Error< dimension >::type Error
 the following functions are implemented to have a more consistent interface with the one of reco::Vertex More...
 
typedef math::Error< dimension4D >::type Error4D
 
- Public Types inherited from reco::CompositePtrCandidate
typedef std::vector< CandidatePtrdaughters
 collection of references to daughters More...
 
typedef std::vector< CandidatePtrmothers
 collection of references to daughters 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...
 

Public Member Functions

VertexCompositePtrCandidateclone () const override
 returns a clone of the candidate More...
 
Error error () const
 
Error4D error4D () const
 return SMatrix 4D More...
 
void fillVertexCovariance (CovarianceMatrix &v) const override
 fill SMatrix More...
 
void fillVertexCovariance (CovarianceMatrix4D &v) const
 4D version More...
 
const Pointposition () const
 
void setChi2AndNdof (double chi2, double ndof)
 set chi2 and ndof More...
 
void setCovariance (const CovarianceMatrix &m)
 set covariance matrix More...
 
void setCovariance (const CovarianceMatrix4D &m)
 set covariance matrix More...
 
void setTime (double time)
 
double t () const
 
double tError () const
 
double vertexChi2 () const override
 chi-squares More...
 
 VertexCompositePtrCandidate ()
 
 VertexCompositePtrCandidate (Charge q, const LorentzVector &p4, const Point &vtx, int pdgId=0, int status=0, bool integerCharge=true)
 constructor from values More...
 
 VertexCompositePtrCandidate (Charge q, const LorentzVector &p4, const Point &vtx, double time, int pdgId=0, int status=0, bool integerCharge=true)
 
 VertexCompositePtrCandidate (Charge q, const LorentzVector &p4, const Point &vtx, const CovarianceMatrix &err, double chi2, double ndof, int pdgId=0, int status=0, bool integerCharge=true)
 constructor from values More...
 
 VertexCompositePtrCandidate (Charge q, const LorentzVector &p4, const Point &vtx, double time, const CovarianceMatrix4D &err, double chi2, double ndof, int pdgId=0, int status=0, bool integerCharge=true)
 
 VertexCompositePtrCandidate (const Candidate &p)
 constructor from values More...
 
 VertexCompositePtrCandidate (const CompositePtrCandidate &p)
 constructor from values More...
 
double vertexCovariance (int i, int j) const override
 (i, j)-th element of error matrix, i, j = 0, ... 3 More...
 
CovarianceMatrix4D vertexCovariance4D () const
 return SMatrix 4D More...
 
double vertexNdof () const override
 
double vertexNormalizedChi2 () const override
 chi-squared divided by n.d.o.f. More...
 
 ~VertexCompositePtrCandidate () override
 destructor More...
 
- Public Member Functions inherited from reco::CompositePtrCandidate
void addDaughter (const CandidatePtr &)
 add a daughter via a reference More...
 
virtual void clearDaughters ()
 clear daughter references More...
 
 CompositePtrCandidate ()
 default constructor More...
 
 CompositePtrCandidate (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...
 
 CompositePtrCandidate (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...
 
 CompositePtrCandidate (const Candidate &p)
 constructor from a Candidate More...
 
const Candidatedaughter (size_type) const override
 return daughter at a given position, i = 0, ... numberOfDaughters() - 1 (read only mode) More...
 
Candidatedaughter (size_type) override
 return daughter at a given position, i = 0, ... numberOfDaughters() - 1 More...
 
virtual CandidatePtr daughterPtr (size_type i) const
 reference to daughter at given position More...
 
virtual const daughtersdaughterPtrVector () const
 references to daughtes More...
 
const Candidatemother (size_t i=0) const override
 return pointer to mother More...
 
size_t numberOfDaughters () const override
 number of daughters More...
 
size_t numberOfMothers () const override
 number of mothers More...
 
size_type numberOfSourceCandidatePtrs () const override
 
CandidatePtr sourceCandidatePtr (size_type i) const override
 
 ~CompositePtrCandidate () override
 destructor More...
 
- Public Member Functions inherited from reco::LeafCandidate
Vector boostToCM () const final
 
int charge () const final
 electric charge More...
 
void construct (int qx3, float pt, float eta, float phi, float mass, const Point &vtx, int pdgId, int status)
 
const Candidatedaughter (size_type) const override
 return daughter at a given position (throws an exception) More...
 
Candidatedaughter (size_type) override
 return daughter at a given position (throws an exception) More...
 
Candidatedaughter (const std::string &s) override
 return daughter with a specified role name More...
 
const Candidatedaughter (const std::string &s) const override
 return daughter with a specified role name More...
 
double energy () const final
 energy More...
 
double et () const final
 transverse energy More...
 
double et2 () const final
 transverse energy squared (use this for cut!) More...
 
double eta () const final
 momentum pseudorapidity 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...
 
bool hasMasterClone () const override
 
bool hasMasterClonePtr () const override
 
bool isCaloMuon () const override
 
bool isConvertedPhoton () const override
 
bool isElectron () const override
 
bool isGlobalMuon () const override
 
bool isJet () const override
 
bool isMuon () const override
 
bool isPhoton () const override
 
bool isStandAloneMuon () const override
 
bool isTrackerMuon () const override
 
 LeafCandidate ()
 
 LeafCandidate (const Candidate &c)
 
template<typename... Args>
 LeafCandidate (Args &&... args)
 
 LeafCandidate (LeafCandidate &rh)
 
 LeafCandidate (LeafCandidate &&)=default
 
 LeafCandidate (LeafCandidate const &)=default
 
bool longLived () const final
 is long lived? More...
 
double mass () const final
 mass More...
 
bool massConstraint () const final
 do mass constraint? More...
 
double massSqr () const final
 mass squared More...
 
const CandidateBaseRefmasterClone () const override
 
const CandidatePtrmasterClonePtr () const override
 
template<typename Ref >
Ref masterRef () const
 cast master clone reference to a concrete type More...
 
Vector momentum () const final
 spatial momentum vector More...
 
const Candidatemother (size_type) const override
 return mother at a given position (throws an exception) More...
 
double mt () const final
 transverse mass More...
 
double mtSqr () const final
 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...
 
size_t numberOfDaughters () const override
 number of daughters More...
 
size_t numberOfMothers () const override
 number of mothers More...
 
size_t numberOfSourceCandidatePtrs () const override
 
LeafCandidateoperator= (LeafCandidate &&)=default
 
LeafCandidateoperator= (LeafCandidate const &)=default
 
double p () const final
 magnitude of momentum vector More...
 
const LorentzVectorp4 () const final
 four-momentum Lorentz vector More...
 
int pdgId () const final
 PDG identifier. More...
 
double phi () const final
 momentum azimuthal angle More...
 
const PolarLorentzVectorpolarP4 () const final
 four-momentum Lorentz vector More...
 
double pt () const final
 transverse momentum More...
 
double px () const final
 x coordinate of momentum vector More...
 
double py () const final
 y coordinate of momentum vector More...
 
double pz () const final
 z coordinate of momentum vector More...
 
double rapidity () const final
 rapidity More...
 
void setCharge (Charge q) final
 set electric charge More...
 
void setLongLived () final
 
void setMass (double m) final
 set particle mass More...
 
void setMassConstraint () final
 
void setP4 (const LorentzVector &p4) final
 set 4-momentum More...
 
void setP4 (const PolarLorentzVector &p4) final
 set 4-momentum More...
 
void setPdgId (int pdgId) final
 
void setPz (double pz) final
 
void setStatus (int status) final
 set status word More...
 
void setThreeCharge (Charge qx3) final
 set electric charge More...
 
void setVertex (const Point &vertex) override
 set vertex More...
 
CandidatePtr sourceCandidatePtr (size_type i) const override
 
int status () const final
 status word More...
 
double theta () const final
 momentum polar angle More...
 
int threeCharge () const final
 electric charge More...
 
const Pointvertex () const override
 vertex position (overwritten by PF...) More...
 
CovarianceMatrix vertexCovariance () const final
 return SMatrix More...
 
double vx () const override
 x coordinate of vertex position More...
 
double vy () const override
 y coordinate of vertex position More...
 
double vz () const override
 z coordinate of vertex position More...
 
double y () const final
 rapidity More...
 
 ~LeafCandidate () override
 destructor More...
 
- Public Member Functions inherited from reco::Candidate
const_iterator begin () const
 first daughter const_iterator More...
 
iterator begin ()
 first daughter iterator More...
 
virtual const TrackbestTrack () const
 
 Candidate ()
 default constructor More...
 
virtual float dxyError () const
 uncertainty on dxy More...
 
virtual float dzError () const
 uncertainty on dz More...
 
const_iterator end () const
 last daughter const_iterator More...
 
iterator end ()
 last daughter iterator 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...
 
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

index idx (index i, index j) const
 position index More...
 

Private Attributes

Double32_t chi2_
 chi-sqared More...
 
Double32_t covariance_ [size4D]
 covariance matrix (4x4) as vector More...
 
Double32_t ndof_
 number of degrees of freedom More...
 
Double32_t time_
 vertex time More...
 

Additional Inherited Members

Detailed Description

A composite Candidate with error matrix and other vertex fix information.

Author
Luca Lista, INFN

Definition at line 16 of file VertexCompositePtrCandidate.h.

Member Typedef Documentation

◆ CovarianceMatrix4D

covariance error matrix (3x3)

Definition at line 20 of file VertexCompositePtrCandidate.h.

◆ Error

the following functions are implemented to have a more consistent interface with the one of reco::Vertex

Definition at line 107 of file VertexCompositePtrCandidate.h.

◆ Error4D

Definition at line 108 of file VertexCompositePtrCandidate.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum
Enumerator
dimension4D 

Definition at line 18 of file VertexCompositePtrCandidate.h.

◆ anonymous enum

anonymous enum

Constructor & Destructor Documentation

◆ VertexCompositePtrCandidate() [1/7]

reco::VertexCompositePtrCandidate::VertexCompositePtrCandidate ( )
inline

Definition at line 24 of file VertexCompositePtrCandidate.h.

Referenced by clone().

24 : CompositePtrCandidate(), chi2_(0), ndof_(0), time_(0) {}
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom

◆ VertexCompositePtrCandidate() [2/7]

reco::VertexCompositePtrCandidate::VertexCompositePtrCandidate ( Charge  q,
const LorentzVector p4,
const Point vtx,
int  pdgId = 0,
int  status = 0,
bool  integerCharge = true 
)
inline

constructor from values

Definition at line 26 of file VertexCompositePtrCandidate.h.

28  : CompositePtrCandidate(q, p4, vtx, pdgId, status, integerCharge), chi2_(0), ndof_(0), time_(0) {}
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom
int status() const final
status word
const LorentzVector & p4() const final
four-momentum Lorentz vector
int pdgId() const final
PDG identifier.

◆ VertexCompositePtrCandidate() [3/7]

reco::VertexCompositePtrCandidate::VertexCompositePtrCandidate ( Charge  q,
const LorentzVector p4,
const Point vtx,
double  time,
int  pdgId = 0,
int  status = 0,
bool  integerCharge = true 
)
inline

Definition at line 29 of file VertexCompositePtrCandidate.h.

36  : CompositePtrCandidate(q, p4, vtx, pdgId, status, integerCharge), chi2_(0), ndof_(0), time_(time) {}
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom
int status() const final
status word
const LorentzVector & p4() const final
four-momentum Lorentz vector
int pdgId() const final
PDG identifier.

◆ VertexCompositePtrCandidate() [4/7]

VertexCompositePtrCandidate::VertexCompositePtrCandidate ( Charge  q,
const LorentzVector p4,
const Point vtx,
const CovarianceMatrix err,
double  chi2,
double  ndof,
int  pdgId = 0,
int  status = 0,
bool  integerCharge = true 
)

constructor from values

Definition at line 5 of file VertexCompositePtrCandidate.cc.

References submitPVResolutionJobs::err, and setCovariance().

14  : CompositePtrCandidate(q, p4, vtx, pdgId, status, integerCharge), chi2_(chi2), ndof_(ndof), time_(0.) {
16 }
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom
int status() const final
status word
const LorentzVector & p4() const final
four-momentum Lorentz vector
int pdgId() const final
PDG identifier.
void setCovariance(const CovarianceMatrix &m)
set covariance matrix

◆ VertexCompositePtrCandidate() [5/7]

VertexCompositePtrCandidate::VertexCompositePtrCandidate ( Charge  q,
const LorentzVector p4,
const Point vtx,
double  time,
const CovarianceMatrix4D err,
double  chi2,
double  ndof,
int  pdgId = 0,
int  status = 0,
bool  integerCharge = true 
)

Definition at line 18 of file VertexCompositePtrCandidate.cc.

References submitPVResolutionJobs::err, and setCovariance().

28  : CompositePtrCandidate(q, p4, vtx, pdgId, status, integerCharge), chi2_(chi2), ndof_(ndof), time_(time) {
30 }
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom
int status() const final
status word
const LorentzVector & p4() const final
four-momentum Lorentz vector
int pdgId() const final
PDG identifier.
void setCovariance(const CovarianceMatrix &m)
set covariance matrix

◆ VertexCompositePtrCandidate() [6/7]

reco::VertexCompositePtrCandidate::VertexCompositePtrCandidate ( const Candidate p)
inlineexplicit

constructor from values

Definition at line 58 of file VertexCompositePtrCandidate.h.

58 : CompositePtrCandidate(p), chi2_(0), ndof_(0), time_(0) {}
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom
double p() const final
magnitude of momentum vector

◆ VertexCompositePtrCandidate() [7/7]

reco::VertexCompositePtrCandidate::VertexCompositePtrCandidate ( const CompositePtrCandidate p)
inlineexplicit

constructor from values

Definition at line 60 of file VertexCompositePtrCandidate.h.

61  : CompositePtrCandidate(p), chi2_(0), ndof_(0), time_(0) {}
CompositePtrCandidate()
default constructor
Double32_t ndof_
number of degrees of freedom
double p() const final
magnitude of momentum vector

◆ ~VertexCompositePtrCandidate()

VertexCompositePtrCandidate::~VertexCompositePtrCandidate ( )
override

destructor

Definition at line 32 of file VertexCompositePtrCandidate.cc.

32 {}

Member Function Documentation

◆ clone()

VertexCompositePtrCandidate * VertexCompositePtrCandidate::clone ( void  ) const
overridevirtual

returns a clone of the candidate

Reimplemented from reco::CompositePtrCandidate.

Definition at line 34 of file VertexCompositePtrCandidate.cc.

References VertexCompositePtrCandidate().

◆ error()

Error reco::VertexCompositePtrCandidate::error ( ) const
inline

Definition at line 112 of file VertexCompositePtrCandidate.h.

References fillVertexCovariance(), and visualization-live-secondInstance_cfg::m.

Referenced by Page1Parser.Page1Parser::check_for_whole_start_tag().

112  {
113  Error m;
115  return m;
116  }
void fillVertexCovariance(CovarianceMatrix &v) const override
fill SMatrix
math::Error< dimension >::type Error
the following functions are implemented to have a more consistent interface with the one of reco::Ver...

◆ error4D()

Error4D reco::VertexCompositePtrCandidate::error4D ( ) const
inline

return SMatrix 4D

Definition at line 118 of file VertexCompositePtrCandidate.h.

References fillVertexCovariance(), and visualization-live-secondInstance_cfg::m.

118  {
119  Error4D m;
121  return m;
122  }
void fillVertexCovariance(CovarianceMatrix &v) const override
fill SMatrix
math::Error< dimension4D >::type Error4D

◆ fillVertexCovariance() [1/2]

void VertexCompositePtrCandidate::fillVertexCovariance ( CovarianceMatrix v) const
overridevirtual

fill SMatrix

Reimplemented from reco::LeafCandidate.

Definition at line 38 of file VertexCompositePtrCandidate.cc.

References submitPVResolutionJobs::err, and groupFilesInBlocks::temp.

Referenced by error(), error4D(), vertexCovariance4D(), btagbtvdeep::vertexD3d(), and btagbtvdeep::vertexDxy().

38  {
39  Error4D temp;
41  err = temp.Sub<Error>(0, 0);
42 }
void fillVertexCovariance(CovarianceMatrix &v) const override
fill SMatrix
fixed size error matrix
Definition: Error.h:31
math::Error< dimension4D >::type Error4D

◆ fillVertexCovariance() [2/2]

void VertexCompositePtrCandidate::fillVertexCovariance ( CovarianceMatrix4D v) const

4D version

Definition at line 44 of file VertexCompositePtrCandidate.cc.

References covariance_, dimension4D, submitPVResolutionJobs::err, mps_fire::i, idx(), and dqmiolumiharvest::j.

44  {
45  index idx = 0;
46  for (index i = 0; i < dimension4D; ++i)
47  for (index j = 0; j <= i; ++j)
48  err(i, j) = covariance_[idx++];
49 }
index idx(index i, index j) const
position index
unsigned int index
Definition: LeafCandidate.h:31
Double32_t covariance_[size4D]
covariance matrix (4x4) as vector

◆ idx()

index reco::VertexCompositePtrCandidate::idx ( index  i,
index  j 
) const
inlineprivate

position index

Definition at line 134 of file VertexCompositePtrCandidate.h.

References a, b, mps_fire::i, and dqmiolumiharvest::j.

Referenced by fillVertexCovariance(), setCovariance(), ntupleDataFormat.TrackMatchInfo::track(), ntupleDataFormat.TrackingParticleMatchInfo::trackingParticle(), and vertexCovariance().

134  {
135  int a = (i <= j ? i : j), b = (i <= j ? j : i);
136  return b * (b + 1) / 2 + a;
137  }
double b
Definition: hdecay.h:120
double a
Definition: hdecay.h:121

◆ position()

const Point& reco::VertexCompositePtrCandidate::position ( ) const
inline

Definition at line 109 of file VertexCompositePtrCandidate.h.

References reco::LeafCandidate::vertex().

109 { return vertex(); }
const Point & vertex() const override
vertex position (overwritten by PF...)

◆ setChi2AndNdof()

void reco::VertexCompositePtrCandidate::setChi2AndNdof ( double  chi2,
double  ndof 
)
inline

◆ setCovariance() [1/2]

void VertexCompositePtrCandidate::setCovariance ( const CovarianceMatrix m)

◆ setCovariance() [2/2]

void VertexCompositePtrCandidate::setCovariance ( const CovarianceMatrix4D m)

set covariance matrix

Definition at line 64 of file VertexCompositePtrCandidate.cc.

References covariance_, dimension4D, submitPVResolutionJobs::err, mps_fire::i, idx(), and dqmiolumiharvest::j.

64  {
65  index idx = 0;
66  for (index i = 0; i < dimension4D; ++i)
67  for (index j = 0; j <= i; ++j)
68  covariance_[idx++] = err(i, j);
69 }
index idx(index i, index j) const
position index
unsigned int index
Definition: LeafCandidate.h:31
Double32_t covariance_[size4D]
covariance matrix (4x4) as vector

◆ setTime()

void reco::VertexCompositePtrCandidate::setTime ( double  time)
inline

◆ t()

double reco::VertexCompositePtrCandidate::t ( ) const
inline

Definition at line 110 of file VertexCompositePtrCandidate.h.

References time_.

110 { return time_; }

◆ tError()

double reco::VertexCompositePtrCandidate::tError ( ) const
inline

Definition at line 111 of file VertexCompositePtrCandidate.h.

References mathSSE::sqrt(), and reco::LeafCandidate::vertexCovariance().

111 { return std::sqrt(vertexCovariance(3, 3)); }
T sqrt(T t)
Definition: SSEVec.h:19
CovarianceMatrix vertexCovariance() const final
return SMatrix

◆ vertexChi2()

double reco::VertexCompositePtrCandidate::vertexChi2 ( ) const
inlineoverridevirtual

chi-squares

Reimplemented from reco::LeafCandidate.

Definition at line 68 of file VertexCompositePtrCandidate.h.

References chi2_.

68 { return chi2_; }

◆ vertexCovariance()

double reco::VertexCompositePtrCandidate::vertexCovariance ( int  i,
int  j 
) const
inlineoverridevirtual

(i, j)-th element of error matrix, i, j = 0, ... 3

Reimplemented from reco::LeafCandidate.

Definition at line 79 of file VertexCompositePtrCandidate.h.

References covariance_, mps_fire::i, idx(), and dqmiolumiharvest::j.

79 { return covariance_[idx(i, j)]; }
index idx(index i, index j) const
position index
Double32_t covariance_[size4D]
covariance matrix (4x4) as vector

◆ vertexCovariance4D()

CovarianceMatrix4D reco::VertexCompositePtrCandidate::vertexCovariance4D ( ) const
inline

return SMatrix 4D

Definition at line 82 of file VertexCompositePtrCandidate.h.

References fillVertexCovariance(), and visualization-live-secondInstance_cfg::m.

82  {
85  return m;
86  }
void fillVertexCovariance(CovarianceMatrix &v) const override
fill SMatrix
math::Error< dimension4D >::type CovarianceMatrix4D
covariance error matrix (3x3)

◆ vertexNdof()

double reco::VertexCompositePtrCandidate::vertexNdof ( ) const
inlineoverridevirtual

Number of degrees of freedom Meant to be Double32_t for soft-assignment fitters: tracks may contribute to the vertex with fractional weights. The ndof is then = to the sum of the track weights. see e.g. CMS NOTE-2006/032, CMS NOTE-2004/002

Reimplemented from reco::LeafCandidate.

Definition at line 75 of file VertexCompositePtrCandidate.h.

References ndof_.

75 { return ndof_; }
Double32_t ndof_
number of degrees of freedom

◆ vertexNormalizedChi2()

double reco::VertexCompositePtrCandidate::vertexNormalizedChi2 ( ) const
inlineoverridevirtual

chi-squared divided by n.d.o.f.

Reimplemented from reco::LeafCandidate.

Definition at line 77 of file VertexCompositePtrCandidate.h.

References chi2_, and ndof_.

77 { return chi2_ / ndof_; }
Double32_t ndof_
number of degrees of freedom

Member Data Documentation

◆ chi2_

Double32_t reco::VertexCompositePtrCandidate::chi2_
private

chi-sqared

Definition at line 126 of file VertexCompositePtrCandidate.h.

Referenced by setChi2AndNdof(), vertexChi2(), and vertexNormalizedChi2().

◆ covariance_

Double32_t reco::VertexCompositePtrCandidate::covariance_[size4D]
private

covariance matrix (4x4) as vector

Definition at line 130 of file VertexCompositePtrCandidate.h.

Referenced by fillVertexCovariance(), setCovariance(), and vertexCovariance().

◆ ndof_

Double32_t reco::VertexCompositePtrCandidate::ndof_
private

number of degrees of freedom

Definition at line 128 of file VertexCompositePtrCandidate.h.

Referenced by setChi2AndNdof(), vertexNdof(), and vertexNormalizedChi2().

◆ time_

Double32_t reco::VertexCompositePtrCandidate::time_
private

vertex time

Definition at line 132 of file VertexCompositePtrCandidate.h.

Referenced by setTime(), and t().