april_content::ConeBasedMergingAlgorithm Class Reference

ConeBasedMergingAlgorithm class. More...

#include <ConeBasedMergingAlgorithm.h>

Inheritance diagram for april_content::ConeBasedMergingAlgorithm:

Classes
class	Factory
	Default constructor. More...

Private Types
typedef std::map< const pandora::Cluster *, const pandora::ClusterFitResult >	ClusterFitResultMap

Private Member Functions
pandora::StatusCode	Run ()
pandora::StatusCode	ReadSettings (const pandora::TiXmlHandle xmlHandle)
pandora::StatusCode	PrepareClusters (pandora::ClusterVector &daughterVector, ClusterFitResultMap &parentFitResultMap) const
	Prepare clusters for the cone based merging algorithm, applying pre-selection cuts and performing a mip fit to candidate parent clusters. More...
float	GetFractionInCone (const pandora::Cluster *const pParentCluster, const pandora::Cluster *const pDaughterCluster, const pandora::ClusterFitResult &parentMipFitResult) const
	Get the fraction of hits in a daughter candidate cluster that are contained in a cluster defined by a mip fit to the parent candidate cluster. More...

Private Attributes
std::string	m_trackClusterAssociationAlgName
	The name of the track-cluster association algorithm to run.
float	m_canMergeMinMipFraction
	The minimum mip fraction for clusters (flagged as photons) to be merged.
float	m_canMergeMaxRms
	The maximum all hit fit rms for clusters (flagged as photons) to be merged.
unsigned int	m_minHitsInCluster
	The min number of calo hits in a cluster.
unsigned int	m_minLayersToShowerStart
	The min number of layers between parent inner layer and shower start layer.
float	m_minConeFraction
	The min fraction of daughter hits that must lie in parent mip fit cone.
float	m_maxInnerLayerSeparation
	Max distance between parent and daughter inner layer centroids.
float	m_maxInnerLayerSeparationNoTrack
	Max distance between parent/daughter inner centroids when parent has no associated tracks.
float	m_coneCosineHalfAngle
	Cosine of cone half angle.
float	m_minDaughterHadronicEnergy
	Minimum daughter hadronic energy for merging (unless chi2 criteria are met)
float	m_maxTrackClusterChi
	Max no. standard deviations between clusters and associated track energies.
float	m_maxTrackClusterDChi2
	Max diff between chi2 using parent+daughter energies and that using only parent.
float	m_minCosConeAngleWrtRadial
	Min cosine of angle between cone and radial direction.
float	m_cosConeAngleWrtRadialCut1
	1st pair of cuts: Min cosine of angle between cone and radial direction
float	m_minHitSeparationCut1
	1st pair of cuts: Max separation between cone vertex and daughter cluster hit
float	m_cosConeAngleWrtRadialCut2
	2nd pair of cuts: Min cosine of angle between cone and radial direction
float	m_minHitSeparationCut2
	2nd pair of cuts: Max separation between cone vertex and daughter cluster hit

Detailed Description

ConeBasedMergingAlgorithm class.

Member Function Documentation

float april_content::ConeBasedMergingAlgorithm::GetFractionInCone ( const pandora::Cluster *const  pParentCluster, const pandora::Cluster *const  pDaughterCluster, const pandora::ClusterFitResult &  parentMipFitResult  ) const

private

Get the fraction of hits in a daughter candidate cluster that are contained in a cluster defined by a mip fit to the parent candidate cluster.

Parameters

pParentCluster	address of the parent candidate cluster
pDaughterCluster	address of the daughter candidate cluster
parentMipFitResult	the mip fit result for the parent candidate cluster

Returns

the fraction of the daughter cluster hits contained in the cone

StatusCode april_content::ConeBasedMergingAlgorithm::PrepareClusters ( pandora::ClusterVector &  daughterVector, ClusterFitResultMap &  parentFitResultMap  ) const

private

Prepare clusters for the cone based merging algorithm, applying pre-selection cuts and performing a mip fit to candidate parent clusters.

Parameters

daughterVector	to receive the daughter cluster vector
parentFitResultMap	to receive the parent cluster fit result map

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

• APRILContent/include/APRILTopologicalAssociation/ConeBasedMergingAlgorithm.h
• APRILContent/src/APRILTopologicalAssociation/ConeBasedMergingAlgorithm.cc