moa.classifiers.core.splitcriteria

Class InfoGainSplitCriterionMultilabel

java.lang.Object

moa.AbstractMOAObject

moa.options.AbstractOptionHandler

moa.classifiers.core.splitcriteria.InfoGainSplitCriterion

moa.classifiers.core.splitcriteria.InfoGainSplitCriterionMultilabel

All Implemented Interfaces:

Serializable, SplitCriterion, MOAObject, OptionHandler

public class InfoGainSplitCriterionMultilabel
extends InfoGainSplitCriterion

Class for computing splitting criteria using information gain with respect to distributions of class values for Multilabel data. The split criterion is used as a parameter on decision trees and decision stumps.

Version:

$Revision: 1 $

Author:

Richard Kirkby (rkirkby@cs.waikato.ac.nz), Jesse Read (jesse@tsc.uc3m.es)

See Also:

Serialized Form

Field Summary

Fields inherited from class moa.classifiers.core.splitcriteria.InfoGainSplitCriterion

minBranchFracOption

Fields inherited from class moa.options.AbstractOptionHandler

classOptionNamesToPreparedObjects, options

Constructor Summary

Constructors

Constructor and Description
InfoGainSplitCriterionMultilabel()

Method Summary

Methods

Modifier and Type	Method and Description
static double	computeEntropy(double[] dist)

Methods inherited from class moa.classifiers.core.splitcriteria.InfoGainSplitCriterion

computeEntropy, getDescription, getMeritOfSplit, getRangeOfMerit, numSubsetsGreaterThanFrac, prepareForUseImpl

Methods inherited from class moa.options.AbstractOptionHandler

copy, discoverOptionsViaReflection, getCLICreationString, getOptions, getPreparedClassOption, getPreparedClassOption, getPurposeString, prepareClassOptions, prepareForUse, prepareForUse

Methods inherited from class moa.AbstractMOAObject

copy, measureByteSize, measureByteSize, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface moa.options.OptionHandler

copy, getCLICreationString, getOptions, getPurposeString, prepareForUse, prepareForUse

Methods inherited from interface moa.MOAObject

measureByteSize

Constructor Detail

InfoGainSplitCriterionMultilabel

public InfoGainSplitCriterionMultilabel()

Method Detail

computeEntropy

public static double computeEntropy(double[] dist)