cc.mallet.classify
Class DecisionTree.Node

java.lang.Object
  cc.mallet.classify.DecisionTree.Node

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

DecisionTree

public static class DecisionTree.Node
extends java.lang.Object
implements java.io.Serializable

See Also:

Serialized Form

Constructor Summary

DecisionTree.Node(InstanceList ilist, DecisionTree.Node parent, FeatureSelection fs)

Method Summary

int	depth() The root has depth zero.
DecisionTree.Node	getFeatureAbsentChild()
DecisionTree.Node	getFeaturePresentChild()
java.lang.String	getName()
java.lang.Object	getSplitFeature()
double	getSplitInfoGain()
void	induceFeatures(AugmentableFeatureVector afv, FeatureSelection featuresAlreadyThere, FeatureSelection[] perClassFeaturesAlreadyThere, FeatureSelection newFeatureSelection, FeatureSelection[] perClassNewFeatureSelection, boolean withInteriorNodes, boolean addPerClassFeatures, double classEntropyThreshold)
boolean	isLeaf()
boolean	isRoot()
void	print()
void	split(FeatureSelection fs)
void	stopGrowth()

Methods inherited from class java.lang.Object

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

Constructor Detail

DecisionTree.Node

public DecisionTree.Node(InstanceList ilist,
                         DecisionTree.Node parent,
                         FeatureSelection fs)

Method Detail

depth

public int depth()

The root has depth zero.

isLeaf

public boolean isLeaf()

isRoot

public boolean isRoot()

getFeatureAbsentChild

public DecisionTree.Node getFeatureAbsentChild()

getFeaturePresentChild

public DecisionTree.Node getFeaturePresentChild()

getSplitInfoGain

public double getSplitInfoGain()

getSplitFeature

public java.lang.Object getSplitFeature()

split

public void split(FeatureSelection fs)

stopGrowth

public void stopGrowth()

induceFeatures

public void induceFeatures(AugmentableFeatureVector afv,
                           FeatureSelection featuresAlreadyThere,
                           FeatureSelection[] perClassFeaturesAlreadyThere,
                           FeatureSelection newFeatureSelection,
                           FeatureSelection[] perClassNewFeatureSelection,
                           boolean withInteriorNodes,
                           boolean addPerClassFeatures,
                           double classEntropyThreshold)

getName

public java.lang.String getName()

print

public void print()