Cluster1DCleaner< T > Class Template Reference

#include <Cluster1DCleaner.h>

Public Member Functions
	Cluster1DCleaner (const float zoffset, bool useErr)
std::vector< Cluster1D< T > >	clusters (const std::vector< Cluster1D< T > > &)
std::vector< Cluster1D< T > >	discardedCluster1Ds () const

Private Member Functions
float	average (const std::vector< Cluster1D< T > > &)
void	cleanCluster1Ds (const std::vector< Cluster1D< T > > &)

Private Attributes
std::vector< Cluster1D< T > >	theCleanedCluster1Ds
std::vector< Cluster1D< T > >	theDiscardedCluster1Ds
bool	theUseError
float	theZOffSet

Detailed Description

template<class T>
class Cluster1DCleaner< T >

Definition at line 13 of file Cluster1DCleaner.h.

Constructor & Destructor Documentation

Cluster1DCleaner()

template<class T>

Cluster1DCleaner< T >::Cluster1DCleaner ( const float  zoffset, bool  useErr  )

inline

Definition at line 15 of file Cluster1DCleaner.h.

                                                     : theZOffSet(zoffset), theUseError(useErr) {
    theCleanedCluster1Ds.clear();
    theDiscardedCluster1Ds.clear();
  }

References Cluster1DCleaner< T >::theCleanedCluster1Ds, and Cluster1DCleaner< T >::theDiscardedCluster1Ds.

Member Function Documentation

average()

template<class T >

float Cluster1DCleaner< T >::average ( const std::vector< Cluster1D< T > > &  clust )

private

Definition at line 70 of file Cluster1DCleaner.h.

                                                                        {
  float ave = clust.front().position().value();
  float err = clust.front().position().error();
  for (typename std::vector<Cluster1D<T> >::const_iterator ic = (clust.begin()) + 1; ic != clust.end(); ic++) {
    float oldave = ave;
    float olderr = err;
    ave = (oldave / olderr / olderr + ic->position().value() / ic->position().error() / ic->position().error()) /
          (1. / olderr / olderr + 1. / ic->position().error() / ic->position().error());
    err = sqrt(olderr * olderr + ic->position().error() * ic->position().error());
  }
  return ave;
}

References submitPVResolutionJobs::err, mathSSE::sqrt(), and trackerHitRTTI::vector.

Referenced by average.Average::__str__().

cleanCluster1Ds()

template<class T >

void Cluster1DCleaner< T >::cleanCluster1Ds ( const std::vector< Cluster1D< T > > &  _clust )

private

Definition at line 49 of file Cluster1DCleaner.h.

                                                                                {
  std::vector<Cluster1D<T> > clust = _clust;
  theCleanedCluster1Ds.clear();
  theDiscardedCluster1Ds.clear();
  if (clust.size() == 0)
    return;
  float oldPos = average(clust);
  for (typename std::vector<Cluster1D<T> >::const_iterator ic = clust.begin(); ic != clust.end(); ic++) {
    float discr = theUseError ? fabs(((*ic).position().value() - oldPos) / (*ic).position().error())
                              : fabs(((*ic).position().value() - oldPos));
    if (discr < theZOffSet) {
      theCleanedCluster1Ds.push_back(*ic);
    } else {
      theDiscardedCluster1Ds.push_back(*ic);
    }
  }
  return;
}

References PDRates::average, listHistos::discr, and trackerHitRTTI::vector.

clusters()

template<class T >

std::vector< Cluster1D< T > > Cluster1DCleaner< T >::clusters

(

const std::vector< Cluster1D< T > > &

_clust

)

Definition at line 42 of file Cluster1DCleaner.h.

                                                                                             {
  std::vector<Cluster1D<T> > clust = _clust;
  cleanCluster1Ds(clust);
  return theCleanedCluster1Ds;
}

discardedCluster1Ds()

template<class T>

std::vector<Cluster1D<T> > Cluster1DCleaner< T >::discardedCluster1Ds ( ) const

inline

Definition at line 26 of file Cluster1DCleaner.h.

{ return theDiscardedCluster1Ds; }

References Cluster1DCleaner< T >::theDiscardedCluster1Ds.

Member Data Documentation

theCleanedCluster1Ds

template<class T>

std::vector<Cluster1D<T> > Cluster1DCleaner< T >::theCleanedCluster1Ds

private

Definition at line 31 of file Cluster1DCleaner.h.

Referenced by Cluster1DCleaner< T >::Cluster1DCleaner().

theDiscardedCluster1Ds

template<class T>

std::vector<Cluster1D<T> > Cluster1DCleaner< T >::theDiscardedCluster1Ds

private

Definition at line 32 of file Cluster1DCleaner.h.

Referenced by Cluster1DCleaner< T >::Cluster1DCleaner(), and Cluster1DCleaner< T >::discardedCluster1Ds().

theUseError

template<class T>

bool Cluster1DCleaner< T >::theUseError

private

Definition at line 34 of file Cluster1DCleaner.h.

theZOffSet

template<class T>

float Cluster1DCleaner< T >::theZOffSet

private

Definition at line 33 of file Cluster1DCleaner.h.