Package moa.classifiers.trees.iadem

Class Iadem2.VirtualNode

java.lang.Object

moa.classifiers.trees.iadem.Iadem2.Node

moa.classifiers.trees.iadem.Iadem2.VirtualNode

Direct Known Subclasses:

Iadem2.NominalVirtualNode, Iadem2.NumericVirtualNode

Enclosing class:

Iadem2

public abstract class Iadem2.VirtualNode
extends Iadem2.Node

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected int	attIndex
protected IademAttributeSplitSuggestion	bestSplitSuggestion
protected boolean	heuristicMeasureUpdated

Fields inherited from class moa.classifiers.trees.iadem.Iadem2.Node

classValueDist, parent, tree

Constructor Summary

Constructors

Constructor	Description
VirtualNode(Iadem2 tree, Iadem2.Node parent, int attIndex)

Method Summary

Modifier and Type	Method	Description
abstract DoubleVector	computeConditionalProbability(double value)
int	getAttIndex()
IademAttributeSplitSuggestion	getBestSplitSuggestion()
double[]	getClassVotes(Instance inst)
double	getHeuristicMeasureLower(Instance instance)
double	getHeuristicMeasureUpper(Instance instance)
java.util.ArrayList<Iadem2.LeafNode>	getLeaves()
abstract Iadem2.SplitNode	getNewSplitNode(long newInstancesSeen, Iadem2.Node parent, IademAttributeSplitSuggestion bestSuggestion, Instance instance)
abstract double	getPercent()
int	getSubtreeNodeCount()
abstract boolean	hasInformation()
abstract void	updateHeuristicMeasure(Instance instance)

Methods inherited from class moa.classifiers.trees.iadem.Iadem2.Node

getChildCount, getClassValueDist, getNumberOfNodes, getParent, getTree, learnFromInstance, setClassValueDist, setParent, setTree

Methods inherited from class java.lang.Object

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

Field Detail

attIndex

protected int attIndex

heuristicMeasureUpdated

protected boolean heuristicMeasureUpdated

bestSplitSuggestion

protected IademAttributeSplitSuggestion bestSplitSuggestion

Constructor Detail

VirtualNode

public VirtualNode(Iadem2 tree,
                   Iadem2.Node parent,
                   int attIndex)

Method Detail

getBestSplitSuggestion

public IademAttributeSplitSuggestion getBestSplitSuggestion()

getAttIndex

public int getAttIndex()

getSubtreeNodeCount

public int getSubtreeNodeCount()

Specified by:

getSubtreeNodeCount in class Iadem2.Node

getLeaves

public java.util.ArrayList<Iadem2.LeafNode> getLeaves()

Specified by:

getLeaves in class Iadem2.Node

getNewSplitNode

public abstract Iadem2.SplitNode getNewSplitNode(long newInstancesSeen,
                                                 Iadem2.Node parent,
                                                 IademAttributeSplitSuggestion bestSuggestion,
                                                 Instance instance)

updateHeuristicMeasure

public abstract void updateHeuristicMeasure(Instance instance)
                                     throws IademException

Throws:

IademException

computeConditionalProbability

public abstract DoubleVector computeConditionalProbability(double value)

getPercent

public abstract double getPercent()

hasInformation

public abstract boolean hasInformation()

getHeuristicMeasureUpper

public double getHeuristicMeasureUpper(Instance instance)
                                throws IademException

Throws:

IademException

getHeuristicMeasureLower

public double getHeuristicMeasureLower(Instance instance)
                                throws IademException

Throws:

IademException

getClassVotes

public double[] getClassVotes(Instance inst)

Specified by:

getClassVotes in class Iadem2.Node