moa.classifiers.trees

Class HoeffdingTree.ActiveLearningNode

java.lang.Object

moa.AbstractMOAObject

moa.classifiers.trees.HoeffdingTree.Node

moa.classifiers.trees.HoeffdingTree.LearningNode

moa.classifiers.trees.HoeffdingTree.ActiveLearningNode

All Implemented Interfaces:

Serializable, MOAObject

Direct Known Subclasses:

HoeffdingTree.LearningNodeNB, HoeffdingTreeClassifLeaves.LearningNodeClassifier, LimAttHoeffdingTree.LimAttLearningNode, RandomHoeffdingTree.RandomLearningNode, RuleActiveLearningNode

Enclosing class:

HoeffdingTree

public static class HoeffdingTree.ActiveLearningNode
extends HoeffdingTree.LearningNode

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected AutoExpandVector<AttributeClassObserver>	attributeObservers
protected boolean	isInitialized
protected double	weightSeenAtLastSplitEvaluation

Fields inherited from class moa.classifiers.trees.HoeffdingTree.Node

observedClassDistribution

Constructor Summary

Constructors

Constructor and Description
HoeffdingTree.ActiveLearningNode(double[] initialClassObservations)

Method Summary

Methods

Modifier and Type	Method and Description
int	calcByteSize()
void	disableAttribute(int attIndex)
AttributeSplitSuggestion[]	getBestSplitSuggestions(SplitCriterion criterion, HoeffdingTree ht)
double	getWeightSeen()
double	getWeightSeenAtLastSplitEvaluation()
void	learnFromInstance(weka.core.Instance inst, HoeffdingTree ht)
void	setWeightSeenAtLastSplitEvaluation(double weight)

Methods inherited from class moa.classifiers.trees.HoeffdingTree.Node

calcByteSizeIncludingSubtree, calculatePromise, describeSubtree, filterInstanceToLeaf, getClassVotes, getDescription, getObservedClassDistribution, isLeaf, observedClassDistributionIsPure, subtreeDepth

Methods inherited from class moa.AbstractMOAObject

copy, copy, measureByteSize, measureByteSize, toString

Methods inherited from class java.lang.Object

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

Field Detail

weightSeenAtLastSplitEvaluation

protected double weightSeenAtLastSplitEvaluation

attributeObservers

protected AutoExpandVector<AttributeClassObserver> attributeObservers

isInitialized

protected boolean isInitialized

Constructor Detail

HoeffdingTree.ActiveLearningNode

public HoeffdingTree.ActiveLearningNode(double[] initialClassObservations)

Method Detail

calcByteSize

public int calcByteSize()

Overrides:

calcByteSize in class HoeffdingTree.Node

learnFromInstance

public void learnFromInstance(weka.core.Instance inst,
                     HoeffdingTree ht)

Specified by:

learnFromInstance in class HoeffdingTree.LearningNode

getWeightSeen

public double getWeightSeen()

getWeightSeenAtLastSplitEvaluation

public double getWeightSeenAtLastSplitEvaluation()

setWeightSeenAtLastSplitEvaluation

public void setWeightSeenAtLastSplitEvaluation(double weight)

getBestSplitSuggestions

public AttributeSplitSuggestion[] getBestSplitSuggestions(SplitCriterion criterion,
                                                 HoeffdingTree ht)

disableAttribute

public void disableAttribute(int attIndex)