TruncatedAverageDeDxEstimator Class Reference

#include <TruncatedAverageDeDxEstimator.h>

Inheritance diagram for TruncatedAverageDeDxEstimator:

Public Member Functions
virtual std::pair< float, float >	dedx (const reco::DeDxHitCollection &Hits)
	TruncatedAverageDeDxEstimator (const edm::ParameterSet &iConfig)
Public Member Functions inherited from BaseDeDxEstimator
virtual void	beginRun (edm::Run const &run, const edm::EventSetup &iSetup)
virtual	~BaseDeDxEstimator ()

Private Attributes
float	m_fraction

Detailed Description

Definition at line 9 of file TruncatedAverageDeDxEstimator.h.

Constructor & Destructor Documentation

TruncatedAverageDeDxEstimator::TruncatedAverageDeDxEstimator ( const edm::ParameterSet &  iConfig )

inline

Definition at line 12 of file TruncatedAverageDeDxEstimator.h.

References edm::ParameterSet::getParameter(), and m_fraction.

                                                              {
    m_fraction = iConfig.getParameter<double>("fraction");
 }

Member Function Documentation

virtual std::pair<float,float> TruncatedAverageDeDxEstimator::dedx ( const reco::DeDxHitCollection &  Hits )

inlinevirtual

Implements BaseDeDxEstimator.

Definition at line 16 of file TruncatedAverageDeDxEstimator.h.

References mps_fire::i, createfilelist::int, and m_fraction.

                                                                     {
    int nTrunc = int( Hits.size()*m_fraction);
    double sumdedx = 0;
    for(size_t i=0;i + nTrunc <  Hits.size() ; i++){
       sumdedx+=Hits[i].charge();
    } 
   double avrdedx = (Hits.size()) ? sumdedx/(Hits.size()-nTrunc) :0.0;
   return  std::make_pair(avrdedx,-1);
 } 

Member Data Documentation

float TruncatedAverageDeDxEstimator::m_fraction

private

Definition at line 27 of file TruncatedAverageDeDxEstimator.h.

Referenced by dedx(), and TruncatedAverageDeDxEstimator().