weka.classifiers.meta
Class RacedIncrementalLogitBoost.Committee

java.lang.Object
  weka.classifiers.meta.RacedIncrementalLogitBoost.Committee

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

RacedIncrementalLogitBoost

protected class RacedIncrementalLogitBoost.Committee

extends java.lang.Object

implements java.io.Serializable

See Also:

Serialized Form

Field Summary

protected int	m_chunkSize
protected int	m_instancesConsumed
protected double	m_lastLogLikelihood
protected double	m_lastValidationError
protected boolean	m_modelHasChanged
protected boolean	m_modelHasChangedLL
protected FastVector	m_models
protected double[][]	m_newValidationFs
protected double[][]	m_validationFs

Constructor Summary

RacedIncrementalLogitBoost.Committee(int chunkSize)

Method Summary

protected Classifier[]	boost(Instances data)
int	chunkSize()
double	classifyInstance(double[] Fs)
double	classifyInstance(Instance instance)
int	committeeSize()
double[]	distributionForInstance(double[] Fs)
double[]	distributionForInstance(Instance instance)
void	keepLastModel()
double	logLikelihood()
private double	logLikelihood(double[] Fs, int classIndex)
double	logLikelihoodAfter()
void	pruneLastModel()
void	resetConsumed()
java.lang.String	toString()
boolean	update()
double[]	updateFS(Instance instance, Classifier[] newModel, double[] Fs)
double	validationError()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

m_chunkSize

protected int m_chunkSize

m_instancesConsumed

protected int m_instancesConsumed

m_models

protected FastVector m_models

m_lastValidationError

protected double m_lastValidationError

m_lastLogLikelihood

protected double m_lastLogLikelihood

m_modelHasChanged

protected boolean m_modelHasChanged

m_modelHasChangedLL

protected boolean m_modelHasChangedLL

m_validationFs

protected double[][] m_validationFs

m_newValidationFs

protected double[][] m_newValidationFs

Constructor Detail

RacedIncrementalLogitBoost.Committee

public RacedIncrementalLogitBoost.Committee(int chunkSize)

Method Detail

update

public boolean update()
               throws java.lang.Exception

Throws:

java.lang.Exception

resetConsumed

public void resetConsumed()

pruneLastModel

public void pruneLastModel()

keepLastModel

public void keepLastModel()
                   throws java.lang.Exception

Throws:

java.lang.Exception

logLikelihood

public double logLikelihood()
                     throws java.lang.Exception

Throws:

java.lang.Exception

logLikelihoodAfter

public double logLikelihoodAfter()
                          throws java.lang.Exception

Throws:

java.lang.Exception

logLikelihood

private double logLikelihood(double[] Fs,
                             int classIndex)
                      throws java.lang.Exception

Throws:

java.lang.Exception

validationError

public double validationError()
                       throws java.lang.Exception

Throws:

java.lang.Exception

chunkSize

public int chunkSize()

committeeSize

public int committeeSize()

classifyInstance

public double classifyInstance(double[] Fs)
                        throws java.lang.Exception

Throws:

java.lang.Exception

classifyInstance

public double classifyInstance(Instance instance)
                        throws java.lang.Exception

Throws:

java.lang.Exception

distributionForInstance

public double[] distributionForInstance(double[] Fs)
                                 throws java.lang.Exception

Throws:

java.lang.Exception

updateFS

public double[] updateFS(Instance instance,
                         Classifier[] newModel,
                         double[] Fs)
                  throws java.lang.Exception

Throws:

java.lang.Exception

distributionForInstance

public double[] distributionForInstance(Instance instance)
                                 throws java.lang.Exception

Throws:

java.lang.Exception

boost

protected Classifier[] boost(Instances data)
                      throws java.lang.Exception

Throws:

java.lang.Exception

toString

public java.lang.String toString()