edu.indiana.iucbrf.feature.stats
Class DistanceInfluence

java.lang.Object
  edu.indiana.iucbrf.feature.stats.DistanceInfluence

public class DistanceInfluence
extends java.lang.Object

Field Summary

protected java.util.HashSet	allKeys
protected ProblemDifferentiator	differentiator
protected Domain	domain
protected FeatureKey	maxInfluenceKey
protected KeyToValueToDouble	pKeyToValueToCount

Constructor Summary

DistanceInfluence(Domain domain)
Creates a new instance of DistanceInfluence

DistanceInfluence(Domain domain, java.util.HashSet allKeys)
Creates a new instance of DistanceInfluence

DistanceInfluence(Domain domain, java.util.HashSet allKeys, ProblemDifferentiator differentiator)
Creates a new instance of DistanceInfluence

DistanceInfluence(Domain domain, ProblemDifferentiator differentiator)
Creates a new instance of DistanceInfluence

Method Summary

protected double	calcDistInfluence(Problem problemSoFar, RetrievalResults cases, FeatureKey key)
java.util.HashMap	calcDistInfluences(Problem problemSoFar, RetrievalResults cases, java.util.HashSet keysOfInterest)
protected double	calcDistVariance(Problem problemSoFar, RetrievalResults cases)
FeatureKey	getMaxInfluenceKey()
ProblemDifferentiator	getProblemDifferentiator()
protected void	init(Domain domain, java.util.HashSet allKeys, ProblemDifferentiator differentiator)
protected void	reinit()
void	setProblemDifferentiator(ProblemDifferentiator differentiator)

Methods inherited from class java.lang.Object

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

Field Detail

domain

protected Domain domain

allKeys

protected java.util.HashSet allKeys

pKeyToValueToCount

protected KeyToValueToDouble pKeyToValueToCount

maxInfluenceKey

protected FeatureKey maxInfluenceKey

differentiator

protected ProblemDifferentiator differentiator

Constructor Detail

DistanceInfluence

public DistanceInfluence(Domain domain)

Creates a new instance of DistanceInfluence

DistanceInfluence

public DistanceInfluence(Domain domain,
                         ProblemDifferentiator differentiator)

Creates a new instance of DistanceInfluence

DistanceInfluence

public DistanceInfluence(Domain domain,
                         java.util.HashSet allKeys)

Creates a new instance of DistanceInfluence

DistanceInfluence

public DistanceInfluence(Domain domain,
                         java.util.HashSet allKeys,
                         ProblemDifferentiator differentiator)

Creates a new instance of DistanceInfluence

Method Detail

init

protected void init(Domain domain,
                    java.util.HashSet allKeys,
                    ProblemDifferentiator differentiator)

setProblemDifferentiator

public void setProblemDifferentiator(ProblemDifferentiator differentiator)

getProblemDifferentiator

public ProblemDifferentiator getProblemDifferentiator()

calcDistInfluences

public java.util.HashMap calcDistInfluences(Problem problemSoFar,
                                            RetrievalResults cases,
                                            java.util.HashSet keysOfInterest)

Returns:

HashMap from problem FeatureKey to distance influence (Double)

reinit

protected void reinit()

getMaxInfluenceKey

public FeatureKey getMaxInfluenceKey()

calcDistInfluence

protected double calcDistInfluence(Problem problemSoFar,
                                   RetrievalResults cases,
                                   FeatureKey key)

calcDistVariance

protected double calcDistVariance(Problem problemSoFar,
                                  RetrievalResults cases)