CLUS::BinaryProbabilisticSplitter Class Reference

#include <binaryprobabilisticsplitter.h>

Public Member Functions
	BinaryProbabilisticSplitter (const Vector< int > &DDomainSize, int CsplitDim)
bool	GotNoData (void)
int	GetCSplitDim (void)
int	GetDSplitDim (void)
const Vector< int > &	GetDDomainSize (void)
void	InitializeSplitStatistics (void)
	Initializes the data structures used in split variable selection.
double	ProbabilityLeft (const int *Dvars, const double *Cvars)
	Computes the probability to take the left branch.
void	UpdateSplitStatistics (const int *Dvars, const double *Cvars, int classLabel, double probability)
bool	ComputeSplitVariable (void)
double	ComputeProbabilityFirstClass (void)
bool	MoreSplits (double minMass, int nodeId)
void	SaveToStream (ostream &out)
Protected Attributes
int	dsplitDim
	the number of discrete and continuous split variables
int	csplitDim
	the number of discrete and continuous split variables
double	mass0
	statistics about datapoints seen
double	mass
	statistics about datapoints seen
const Vector< int > &	dDomainSize
	list of discrete domain sizes
int	SplitVariable
	Indicates on what variable this node splits on.
double	splitPoint
	split for continuous variables
double	splitSTD
	split for continuous variables
Vector< double >	splitSetProbability
Vector< ProbabilisticBinomialStatistics >	discreteStatistics
	Statistics for split decision.
Vector< NormalStatistics >	continuousStatistics

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Constructor & Destructor Documentation

CLUS::BinaryProbabilisticSplitter::BinaryProbabilisticSplitter (  const Vector< int > &  DDomainSize, int  CsplitDim )  [inline]

Definition at line 78 of file binaryprobabilisticsplitter.h.

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Member Function Documentation

double CLUS::BinaryProbabilisticSplitter::ComputeProbabilityFirstClass (  void   )  [inline]

Definition at line 230 of file binaryprobabilisticsplitter.h.

bool CLUS::BinaryProbabilisticSplitter::ComputeSplitVariable (  void   )  [inline]

Definition at line 160 of file binaryprobabilisticsplitter.h.

int CLUS::BinaryProbabilisticSplitter::GetCSplitDim (  void   )  [inline]

Definition at line 89 of file binaryprobabilisticsplitter.h.

const Vector<int>& CLUS::BinaryProbabilisticSplitter::GetDDomainSize (  void   )  [inline]

Definition at line 99 of file binaryprobabilisticsplitter.h.

int CLUS::BinaryProbabilisticSplitter::GetDSplitDim (  void   )  [inline]

Definition at line 94 of file binaryprobabilisticsplitter.h.

bool CLUS::BinaryProbabilisticSplitter::GotNoData (  void   )  [inline]

Definition at line 84 of file binaryprobabilisticsplitter.h.

void CLUS::BinaryProbabilisticSplitter::InitializeSplitStatistics (  void   )  [inline]

Initializes the data structures used in split variable selection. Definition at line 105 of file binaryprobabilisticsplitter.h.

bool CLUS::BinaryProbabilisticSplitter::MoreSplits (  double  minMass, int  nodeId )  [inline]

Definition at line 235 of file binaryprobabilisticsplitter.h.

double CLUS::BinaryProbabilisticSplitter::ProbabilityLeft (  const int *  Dvars, const double *  Cvars )  [inline]

Computes the probability to take the left branch. Definition at line 120 of file binaryprobabilisticsplitter.h.

void CLUS::BinaryProbabilisticSplitter::SaveToStream (  ostream &  out  )  [inline]

Definition at line 240 of file binaryprobabilisticsplitter.h.

void CLUS::BinaryProbabilisticSplitter::UpdateSplitStatistics (  const int *  Dvars, const double *  Cvars, int  classLabel, double  probability )  [inline]

Definition at line 138 of file binaryprobabilisticsplitter.h.

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Field Documentation

Vector<NormalStatistics> CLUS::BinaryProbabilisticSplitter::continuousStatistics [protected]

Definition at line 75 of file binaryprobabilisticsplitter.h. Referenced by BinaryProbabilisticSplitter(), ComputeSplitVariable(), InitializeSplitStatistics(), and UpdateSplitStatistics().

int CLUS::BinaryProbabilisticSplitter::csplitDim [protected]

the number of discrete and continuous split variables Definition at line 54 of file binaryprobabilisticsplitter.h. Referenced by BinaryProbabilisticSplitter(), ComputeSplitVariable(), GetCSplitDim(), InitializeSplitStatistics(), and UpdateSplitStatistics().

const Vector<int>& CLUS::BinaryProbabilisticSplitter::dDomainSize [protected]

list of discrete domain sizes Definition at line 60 of file binaryprobabilisticsplitter.h. Referenced by BinaryProbabilisticSplitter(), GetDDomainSize(), and InitializeSplitStatistics().

Vector<ProbabilisticBinomialStatistics> CLUS::BinaryProbabilisticSplitter::discreteStatistics [protected]

Statistics for split decision. One for each attributeXdataset If an attribute already has the shift determined keep statistics about all datasets in the location for the first dataset Definition at line 74 of file binaryprobabilisticsplitter.h. Referenced by BinaryProbabilisticSplitter(), ComputeSplitVariable(), InitializeSplitStatistics(), and UpdateSplitStatistics().

int CLUS::BinaryProbabilisticSplitter::dsplitDim [protected]

the number of discrete and continuous split variables Definition at line 54 of file binaryprobabilisticsplitter.h. Referenced by BinaryProbabilisticSplitter(), ComputeSplitVariable(), GetDSplitDim(), InitializeSplitStatistics(), and UpdateSplitStatistics().

double CLUS::BinaryProbabilisticSplitter::mass [protected]

statistics about datapoints seen Definition at line 57 of file binaryprobabilisticsplitter.h. Referenced by ComputeProbabilityFirstClass(), ComputeSplitVariable(), GotNoData(), InitializeSplitStatistics(), MoreSplits(), SaveToStream(), and UpdateSplitStatistics().

double CLUS::BinaryProbabilisticSplitter::mass0 [protected]

statistics about datapoints seen Definition at line 57 of file binaryprobabilisticsplitter.h. Referenced by ComputeProbabilityFirstClass(), ComputeSplitVariable(), InitializeSplitStatistics(), MoreSplits(), and UpdateSplitStatistics().

double CLUS::BinaryProbabilisticSplitter::splitPoint [protected]

split for continuous variables Definition at line 66 of file binaryprobabilisticsplitter.h. Referenced by ComputeSplitVariable(), ProbabilityLeft(), and SaveToStream().

Vector<double> CLUS::BinaryProbabilisticSplitter::splitSetProbability [protected]

Definition at line 68 of file binaryprobabilisticsplitter.h. Referenced by ComputeSplitVariable(), ProbabilityLeft(), and SaveToStream().

double CLUS::BinaryProbabilisticSplitter::splitSTD [protected]

split for continuous variables Definition at line 66 of file binaryprobabilisticsplitter.h. Referenced by ComputeSplitVariable(), ProbabilityLeft(), and SaveToStream().

int CLUS::BinaryProbabilisticSplitter::SplitVariable [protected]

Indicates on what variable this node splits on. Definition at line 63 of file binaryprobabilisticsplitter.h. Referenced by ComputeSplitVariable(), ProbabilityLeft(), and SaveToStream().

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

• binaryprobabilisticsplitter.h

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