LCFIPlus  0.6.5
Public Member Functions | Static Public Member Functions | List of all members
lcfiplus::JetFinder Class Reference

Finds jets using various jet clustering algorithms. More...

#include <JetFinder.h>

Public Member Functions

 JetFinder (const JetConfig &cfg)
 Constructor. More...
 
 ~JetFinder ()
 Destructor. More...
 
void Configure (const JetConfig &cfg)
 Replace JetConfig. More...
 
vector< Jet * > run (TrackVec &tracks)
 Perform jet clustering with charged tracks only. More...
 
vector< Jet * > run (TrackVec &tracks, NeutralVec &neutrals, double *pymin=0, int ynjetmax=10)
 Perform jet clustering using both charged tracks and neutral particles. More...
 
vector< Jet * > run (TrackVec &tracks, NeutralVec &neutrals, VertexVec &vertices, double *pymin=0, int ynjetmax=10)
 Perform jet clustering using charged tracks and neutral particles with the contraint that the given vertices are not merged. More...
 
vector< Jet * > prerun (TrackVec &tracks, NeutralVec &neutrals, VertexVec &vertices, int *pnVertexJets=0)
 Lepton finder and vertex isolator/combiner, called from run() with vertices. More...
 
vector< Jet * > run (vector< Jet * > input, double *pymin=0, int ynjetmax=10)
 Main function of jet clustering, called from other run() functions. More...
 

Static Public Member Functions

static double funcDurham (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcJade (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcJadeE (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcDurhamCheat (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcKt (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcValencia (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcVertex (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg, double(*func)(Jet &, Jet &, double, JetConfig &))
 
static double funcDurhamVertex (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcKtVertex (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcValenciaVertex (Jet &jet1, Jet &jet2, double Evis2, JetConfig &cfg)
 
static double funcDurhamBeamDistance (Jet &jet, double Evis2, JetConfig &cfg)
 
static double funcKtBeamDistance (Jet &jet, double Evis2, JetConfig &cfg)
 
static double funcValenciaBeamDistance (Jet &jet, double Evis2, JetConfig &cfg)
 

Detailed Description

Finds jets using various jet clustering algorithms.

Author
T. Tanabe, ICEPP, The University of Tokyo
T. Suehara, ICEPP, The University of Tokyo
Version
$Id$

Constructor & Destructor Documentation

lcfiplus::JetFinder::JetFinder ( const JetConfig &  cfg)

Constructor.

Parameters
[in]cfgspecify the algorithm and the parameters
lcfiplus::JetFinder::~JetFinder ( )
inline

Destructor.

Member Function Documentation

void lcfiplus::JetFinder::Configure ( const JetConfig &  cfg)

Replace JetConfig.

Parameters
[in]cfgspecify the algorithm and the parameters

Referenced by lcfiplus::JetClustering::process().

double lcfiplus::JetFinder::funcDurham ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

References lcfiplus::algoEtc::min().

Referenced by prerun().

double lcfiplus::JetFinder::funcDurhamBeamDistance ( Jet &  jet,
double  Evis2,
JetConfig &  cfg 
)
static

References lcfiplus::JetConfig::alphaParameter.

Referenced by prerun().

double lcfiplus::JetFinder::funcDurhamCheat ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

References lcfiplus::algoEtc::min().

double lcfiplus::JetFinder::funcDurhamVertex ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

Referenced by prerun().

double lcfiplus::JetFinder::funcJade ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static
double lcfiplus::JetFinder::funcJadeE ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static
double lcfiplus::JetFinder::funcKt ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

References lcfiplus::algoEtc::min(), and lcfiplus::JetConfig::rParameter.

Referenced by prerun().

double lcfiplus::JetFinder::funcKtBeamDistance ( Jet &  jet,
double  Evis2,
JetConfig &  cfg 
)
static

Referenced by prerun().

double lcfiplus::JetFinder::funcKtVertex ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

Referenced by prerun().

double lcfiplus::JetFinder::funcValencia ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

References lcfiplus::JetConfig::betaParameter, lcfiplus::algoEtc::min(), and lcfiplus::JetConfig::rParameter.

Referenced by prerun().

double lcfiplus::JetFinder::funcValenciaBeamDistance ( Jet &  jet,
double  Evis2,
JetConfig &  cfg 
)
static

References lcfiplus::JetConfig::betaParameter.

Referenced by prerun().

double lcfiplus::JetFinder::funcValenciaVertex ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg 
)
static

Referenced by prerun().

double lcfiplus::JetFinder::funcVertex ( Jet &  jet1,
Jet &  jet2,
double  Evis2,
JetConfig &  cfg,
double(*)(Jet &, Jet &, double, JetConfig &)  func 
)
static

References lcfiplus::Jet::getVertices(), lcfiplus::JetConfig::YaddLL, lcfiplus::JetConfig::YaddVL, and lcfiplus::JetConfig::YaddVV.

vector< Jet * > lcfiplus::JetFinder::prerun ( TrackVec &  tracks,
NeutralVec &  neutrals,
VertexVec &  vertices,
int *  pnVertexJets = 0 
)

Lepton finder and vertex isolator/combiner, called from run() with vertices.

References lcfiplus::Vertex::add(), lcfiplus::Jet::add(), lcfiplus::JetConfig::algo, funcDurham(), funcDurhamBeamDistance(), funcDurhamVertex(), funcKt(), funcKtBeamDistance(), funcKtVertex(), funcValencia(), funcValenciaBeamDistance(), funcValenciaVertex(), lcfiplus::Vertex::getMcp(), lcfiplus::Track::getParticleIDProbability(), lcfiplus::MCParticle::getPDG(), lcfiplus::Vertex::getPos(), lcfiplus::Jet::getVertices(), lcfiplus::Vertex::getX(), lcfiplus::Vertex::getY(), lcfiplus::Vertex::getZ(), lcfiplus::MCParticle::isParent(), lcfiplus::JetConfig::muonIDExternal, lcfiplus::JetConfig::muonIDMaxDist, lcfiplus::JetConfig::muonIDMinD0Sig, lcfiplus::JetConfig::muonIDMinEnergy, lcfiplus::JetConfig::muonIDMinProb, lcfiplus::JetConfig::muonIDMinZ0Sig, lcfiplus::JetConfig::nJet, lcfiplus::algoEtc::SimpleSecMuonFinder(), and lcfiplus::JetConfig::useMuonID.

Referenced by lcfiplus::JetClustering::process(), and run().

vector< Jet * > lcfiplus::JetFinder::run ( TrackVec &  tracks)

Perform jet clustering with charged tracks only.

Referenced by lcfiplus::JetClustering::process(), and run().

vector< Jet * > lcfiplus::JetFinder::run ( TrackVec &  tracks,
NeutralVec &  neutrals,
double *  pymin = 0,
int  ynjetmax = 10 
)

Perform jet clustering using both charged tracks and neutral particles.

References run().

vector< Jet * > lcfiplus::JetFinder::run ( TrackVec &  tracks,
NeutralVec &  neutrals,
VertexVec &  vertices,
double *  pymin = 0,
int  ynjetmax = 10 
)

Perform jet clustering using charged tracks and neutral particles with the contraint that the given vertices are not merged.

References prerun(), and run().

vector< Jet * > lcfiplus::JetFinder::run ( vector< Jet * >  input,
double *  pymin = 0,
int  ynjetmax = 10 
)

Main function of jet clustering, called from other run() functions.

References lcfiplus::algoEtc::min(), lcfiplus::JetConfig::nJet, lcfiplus::Jet::sort_by_energy(), lcfiplus::JetConfig::useBeamJets, and lcfiplus::JetConfig::Ycut.

The documentation for this class was generated from the following files:
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