moa.classifiers.trees

Class HoeffdingAdaptiveTree.AdaLearningNode

java.lang.Object

moa.AbstractMOAObject

moa.classifiers.trees.HoeffdingTree.Node

moa.classifiers.trees.HoeffdingTree.LearningNode

moa.classifiers.trees.HoeffdingTree.ActiveLearningNode

moa.classifiers.trees.HoeffdingTree.LearningNodeNB

moa.classifiers.trees.HoeffdingTree.LearningNodeNBAdaptive

moa.classifiers.trees.HoeffdingAdaptiveTree.AdaLearningNode

All Implemented Interfaces:

Serializable, HoeffdingAdaptiveTree.NewNode, MOAObject

Enclosing class:

HoeffdingAdaptiveTree

public static class HoeffdingAdaptiveTree.AdaLearningNode
extends HoeffdingTree.LearningNodeNBAdaptive
implements HoeffdingAdaptiveTree.NewNode

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected Random	classifierRandom
boolean	ErrorChange
protected ADWIN	estimationErrorWeight
protected int	randomSeed

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

mcCorrectWeight, nbCorrectWeight

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

attributeObservers, isInitialized, weightSeenAtLastSplitEvaluation

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

observedClassDistribution

Constructor Summary

Constructors

Constructor and Description
HoeffdingAdaptiveTree.AdaLearningNode(double[] initialClassObservations)

Method Summary

Methods

Modifier and Type	Method and Description
int	calcByteSize()
void	filterInstanceToLeaves(weka.core.Instance inst, HoeffdingTree.SplitNode splitparent, int parentBranch, List<HoeffdingTree.FoundNode> foundNodes, boolean updateSplitterCounts)
double[]	getClassVotes(weka.core.Instance inst, HoeffdingTree ht)
double	getErrorEstimation()
double	getErrorWidth()
boolean	isNullError()
void	killTreeChilds(HoeffdingAdaptiveTree ht)
void	learnFromInstance(weka.core.Instance inst, HoeffdingAdaptiveTree ht, HoeffdingTree.SplitNode parent, int parentBranch)
int	numberLeaves()

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

learnFromInstance

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

disableAttribute

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

getBestSplitSuggestions, getWeightSeen, getWeightSeenAtLastSplitEvaluation, setWeightSeenAtLastSplitEvaluation

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

calcByteSizeIncludingSubtree, calculatePromise, describeSubtree, filterInstanceToLeaf, 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

estimationErrorWeight

protected ADWIN estimationErrorWeight

ErrorChange

public boolean ErrorChange

randomSeed

protected int randomSeed

classifierRandom

protected Random classifierRandom

Constructor Detail

HoeffdingAdaptiveTree.AdaLearningNode

public HoeffdingAdaptiveTree.AdaLearningNode(double[] initialClassObservations)

Method Detail

calcByteSize

public int calcByteSize()

Overrides:

calcByteSize in class HoeffdingTree.ActiveLearningNode

numberLeaves

public int numberLeaves()

Specified by:

numberLeaves in interface HoeffdingAdaptiveTree.NewNode

getErrorEstimation

public double getErrorEstimation()

Specified by:

getErrorEstimation in interface HoeffdingAdaptiveTree.NewNode

getErrorWidth

public double getErrorWidth()

Specified by:

getErrorWidth in interface HoeffdingAdaptiveTree.NewNode

isNullError

public boolean isNullError()

Specified by:

isNullError in interface HoeffdingAdaptiveTree.NewNode

killTreeChilds

public void killTreeChilds(HoeffdingAdaptiveTree ht)

Specified by:

killTreeChilds in interface HoeffdingAdaptiveTree.NewNode

learnFromInstance

public void learnFromInstance(weka.core.Instance inst,
                     HoeffdingAdaptiveTree ht,
                     HoeffdingTree.SplitNode parent,
                     int parentBranch)

Specified by:

learnFromInstance in interface HoeffdingAdaptiveTree.NewNode

getClassVotes

public double[] getClassVotes(weka.core.Instance inst,
                     HoeffdingTree ht)

Overrides:

getClassVotes in class HoeffdingTree.LearningNodeNBAdaptive

filterInstanceToLeaves

public void filterInstanceToLeaves(weka.core.Instance inst,
                          HoeffdingTree.SplitNode splitparent,
                          int parentBranch,
                          List<HoeffdingTree.FoundNode> foundNodes,
                          boolean updateSplitterCounts)

Specified by:

filterInstanceToLeaves in interface HoeffdingAdaptiveTree.NewNode