moa.classifiers.trees

Class HoeffdingAdaptiveTree.AdaSplitNode

java.lang.Object

moa.AbstractMOAObject

moa.classifiers.trees.HoeffdingTree.Node

moa.classifiers.trees.HoeffdingTree.SplitNode

moa.classifiers.trees.HoeffdingAdaptiveTree.AdaSplitNode

All Implemented Interfaces:

Serializable, HoeffdingAdaptiveTree.NewNode, MOAObject

Enclosing class:

HoeffdingAdaptiveTree

public static class HoeffdingAdaptiveTree.AdaSplitNode
extends HoeffdingTree.SplitNode
implements HoeffdingAdaptiveTree.NewNode

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected HoeffdingTree.Node	alternateTree
protected Random	classifierRandom
boolean	ErrorChange
protected ADWIN	estimationErrorWeight
protected int	randomSeed

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

children, splitTest

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

observedClassDistribution

Constructor Summary

Constructors

Constructor and Description
HoeffdingAdaptiveTree.AdaSplitNode(InstanceConditionalTest splitTest, double[] classObservations)
HoeffdingAdaptiveTree.AdaSplitNode(InstanceConditionalTest splitTest, double[] classObservations, int size)

Method Summary

Methods

Modifier and Type	Method and Description
int	calcByteSizeIncludingSubtree()
void	filterInstanceToLeaves(weka.core.Instance inst, HoeffdingTree.SplitNode myparent, int parentBranch, List<HoeffdingTree.FoundNode> foundNodes, boolean updateSplitterCounts)
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.SplitNode

calcByteSize, describeSubtree, filterInstanceToLeaf, getChild, instanceChildIndex, isLeaf, numChildren, setChild, subtreeDepth

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

calculatePromise, getClassVotes, getDescription, getObservedClassDistribution, observedClassDistributionIsPure

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

alternateTree

protected HoeffdingTree.Node alternateTree

estimationErrorWeight

protected ADWIN estimationErrorWeight

ErrorChange

public boolean ErrorChange

randomSeed

protected int randomSeed

classifierRandom

protected Random classifierRandom

Constructor Detail

HoeffdingAdaptiveTree.AdaSplitNode

public HoeffdingAdaptiveTree.AdaSplitNode(InstanceConditionalTest splitTest,
                                  double[] classObservations,
                                  int size)

HoeffdingAdaptiveTree.AdaSplitNode

public HoeffdingAdaptiveTree.AdaSplitNode(InstanceConditionalTest splitTest,
                                  double[] classObservations)

Method Detail

calcByteSizeIncludingSubtree

public int calcByteSizeIncludingSubtree()

Overrides:

calcByteSizeIncludingSubtree in class HoeffdingTree.SplitNode

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

learnFromInstance

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

Specified by:

learnFromInstance in interface HoeffdingAdaptiveTree.NewNode

killTreeChilds

public void killTreeChilds(HoeffdingAdaptiveTree ht)

Specified by:

killTreeChilds in interface HoeffdingAdaptiveTree.NewNode

filterInstanceToLeaves

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

Specified by:

filterInstanceToLeaves in interface HoeffdingAdaptiveTree.NewNode