GenericAverageDeDxEstimator Class Reference

#include <GenericAverageDeDxEstimator.h>

Inheritance diagram for GenericAverageDeDxEstimator:

Public Member Functions
virtual std::pair< float, float >	dedx (const reco::DeDxHitCollection &Hits)
	GenericAverageDeDxEstimator (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_expo

Detailed Description

Definition at line 8 of file GenericAverageDeDxEstimator.h.

Constructor & Destructor Documentation

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

inline

Definition at line 11 of file GenericAverageDeDxEstimator.h.

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

                                                            {
    m_expo = iConfig.getParameter<double>("exponent");
 }

Member Function Documentation

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

inlinevirtual

Implements BaseDeDxEstimator.

Definition at line 15 of file GenericAverageDeDxEstimator.h.

References ALCARECOTkAlJpsiMuMu_cff::charge, mps_fire::i, m_expo, gen::n, funct::pow(), and mps_fire::result.

                                                                      {
    float result=0;
    size_t n = Hits.size();
    for(size_t i = 0; i< n; i ++){
       result+=pow(Hits[i].charge(),m_expo); 
    }
    return std::make_pair( ((n>0)?pow(result/n,1./m_expo):0.0) ,-1); 
 } 

Member Data Documentation

float GenericAverageDeDxEstimator::m_expo

private

Definition at line 25 of file GenericAverageDeDxEstimator.h.

Referenced by dedx(), and GenericAverageDeDxEstimator().