TopKinFitter Class Reference

#include <TopKinFitter.h>

Inheritance diagram for TopKinFitter:

Public Types
enum	Param { kEMom, kEtEtaPhi, kEtThetaPhi }
	supported parameterizations More...

Public Member Functions
int	fitNrIter () const
	return number of used iterations More...
double	fitProb () const
	return fit probability More...
double	fitS () const
	return chi2 of fit (not normalized to degrees of freedom) More...
void	setVerbosity (const int verbosityLevel)
	allows to change the verbosity of the TKinFitter More...
	TopKinFitter (const int maxNrIter=200, const double maxDeltaS=5e-5, const double maxF=1e-4, const double mW=80.4, const double mTop=173.)
	default constructor More...
	~TopKinFitter ()
	default destructor More...

Protected Member Functions
std::string	param (const Param &param) const
	convert Param to human readable form More...

Protected Attributes
std::unique_ptr< TKinFitter >	fitter_
	kinematic fitter More...
double	maxDeltaS_
	maximal allowed chi2 (not normalized to degrees of freedom) More...
double	maxF_
	maximal allowed distance from constraints More...
int	maxNrIter_
	maximal allowed number of iterations to be used for the fit More...
double	mTop_
	top mass value used for constraints More...
double	mW_
	W mass value used for constraints. More...

Detailed Description

Definition at line 19 of file TopKinFitter.h.

Member Enumeration Documentation

Param

enum TopKinFitter::Param

supported parameterizations

Enumerator
kEMom
kEtEtaPhi
kEtThetaPhi

Definition at line 22 of file TopKinFitter.h.

{ kEMom, kEtEtaPhi, kEtThetaPhi };

Constructor & Destructor Documentation

TopKinFitter()

TopKinFitter::TopKinFitter ( const int  maxNrIter = 200, const double  maxDeltaS = 5e-5, const double  maxF = 1e-4, const double  mW = 80.4, const double  mTop = 173.  )

explicit

default constructor

default configuration is: max iterations = 200, max deltaS = 5e-5, maxF = 1e-4

Definition at line 4 of file TopKinFitter.cc.

References fitter_, maxDeltaS_, maxF_, and maxNrIter_.

    : maxNrIter_(maxNrIter), maxDeltaS_(maxDeltaS), maxF_(maxF), mW_(mW), mTop_(mTop) {
  fitter_ = std::make_unique<TKinFitter>("TopKinFitter", "TopKinFitter");
  fitter_->setMaxNbIter(maxNrIter_);
  fitter_->setMaxDeltaS(maxDeltaS_);
  fitter_->setMaxF(maxF_);
  fitter_->setVerbosity(0);
}

~TopKinFitter()

TopKinFitter::~TopKinFitter ( )

default

default destructor

Member Function Documentation

fitNrIter()

int TopKinFitter::fitNrIter ( ) const

inline

return number of used iterations

Definition at line 37 of file TopKinFitter.h.

References fitter_.

{ return fitter_->getNbIter(); };

fitProb()

double TopKinFitter::fitProb ( ) const

inline

return fit probability

Definition at line 39 of file TopKinFitter.h.

References fitter_.

Referenced by StKinFitter::addKinFitInfo(), TtFullHadKinFitter::addKinFitInfo(), and TtSemiLepKinFitter::addKinFitInfo().

{ return TMath::Prob(fitter_->getS(), fitter_->getNDF()); };

fitS()

double TopKinFitter::fitS ( ) const

inline

return chi2 of fit (not normalized to degrees of freedom)

Definition at line 35 of file TopKinFitter.h.

References fitter_.

{ return fitter_->getS(); };

param()

std::string TopKinFitter::param ( const Param &  param ) const

protected

convert Param to human readable form

Definition at line 18 of file TopKinFitter.cc.

References kEMom, kEtEtaPhi, kEtThetaPhi, and AlCaHLTBitMon_QueryRunRegistry::string.

Referenced by TtFullHadKinFitter::printSetup(), TtSemiLepKinFitter::printSetup(), and StKinFitter::setupFitter().

                                                      {
  std::string parName;
  switch (param) {
    case kEMom:
      parName = "EMom";
      break;
    case kEtEtaPhi:
      parName = "EtEtaPhi";
      break;
    case kEtThetaPhi:
      parName = "EtThetaPhi";
      break;
  }
  return parName;
}

setVerbosity()

void TopKinFitter::setVerbosity ( const int  verbosityLevel )

inline

allows to change the verbosity of the TKinFitter

Definition at line 41 of file TopKinFitter.h.

References fitter_, and HLTSiStripMonitoring_cff::verbosityLevel.

{ fitter_->setVerbosity(verbosityLevel); };

Member Data Documentation

fitter_

std::unique_ptr<TKinFitter> TopKinFitter::fitter_

protected

kinematic fitter

Definition at line 49 of file TopKinFitter.h.

Referenced by StKinFitter::addKinFitInfo(), TtFullHadKinFitter::addKinFitInfo(), TtSemiLepKinFitter::addKinFitInfo(), TtFullHadKinFitter::fit(), TtSemiLepKinFitter::fit(), fitNrIter(), fitProb(), fitS(), TtFullHadKinFitter::fittedB(), TtFullHadKinFitter::fittedBBar(), TtSemiLepKinFitter::fittedHadB(), TtSemiLepKinFitter::fittedHadP(), TtSemiLepKinFitter::fittedHadQ(), TtSemiLepKinFitter::fittedLepB(), TtSemiLepKinFitter::fittedLepton(), TtFullHadKinFitter::fittedLightP(), TtFullHadKinFitter::fittedLightPBar(), TtFullHadKinFitter::fittedLightQ(), TtFullHadKinFitter::fittedLightQBar(), TtSemiLepKinFitter::fittedNeutrino(), StKinFitter::setupFitter(), TtFullHadKinFitter::setupFitter(), TtSemiLepKinFitter::setupFitter(), setVerbosity(), and TopKinFitter().

maxDeltaS_

double TopKinFitter::maxDeltaS_

protected

maximal allowed chi2 (not normalized to degrees of freedom)

Definition at line 53 of file TopKinFitter.h.

Referenced by TtFullHadKinFitter::printSetup(), TtSemiLepKinFitter::printSetup(), StKinFitter::setupFitter(), and TopKinFitter().

maxF_

double TopKinFitter::maxF_

protected

maximal allowed distance from constraints

Definition at line 55 of file TopKinFitter.h.

Referenced by TtFullHadKinFitter::printSetup(), TtSemiLepKinFitter::printSetup(), StKinFitter::setupFitter(), and TopKinFitter().

maxNrIter_

int TopKinFitter::maxNrIter_

protected

maximal allowed number of iterations to be used for the fit

Definition at line 51 of file TopKinFitter.h.

Referenced by TtFullHadKinFitter::printSetup(), TtSemiLepKinFitter::printSetup(), StKinFitter::setupFitter(), and TopKinFitter().

mTop_

double TopKinFitter::mTop_

protected

top mass value used for constraints

Definition at line 59 of file TopKinFitter.h.

Referenced by TtFullHadKinFitter::printSetup(), TtSemiLepKinFitter::printSetup(), TtFullHadKinFitter::setupConstraints(), TtSemiLepKinFitter::setupConstraints(), and StKinFitter::setupFitter().

mW_

double TopKinFitter::mW_

protected

W mass value used for constraints.

Definition at line 57 of file TopKinFitter.h.

Referenced by TtFullHadKinFitter::printSetup(), TtSemiLepKinFitter::printSetup(), TtFullHadKinFitter::setupConstraints(), TtSemiLepKinFitter::setupConstraints(), and StKinFitter::setupFitter().