edu.indiana.iucbrf.feature.unknown
Class RegionAggregate

java.lang.Object
  edu.indiana.iucbrf.feature.unknown.AbstractUnknownFeatureHandler
      edu.indiana.iucbrf.feature.unknown.DefaultValue
          edu.indiana.iucbrf.feature.unknown.RegionAggregate

All Implemented Interfaces:

FeatureCollectionListener, UnknownFeatureHandler, java.io.Serializable, java.util.EventListener

Direct Known Subclasses:

BayesianConsistentRegionAggregate, OracleRegionAggregate

public class RegionAggregate
extends DefaultValue
implements FeatureCollectionListener

Provides a "default" value for an unknown feature, obtained from the aggregate value of that feature for all cases in the current class.

See Also:

Serialized Form

Field Summary

protected PartitionedCaseBase	cb
protected int	currentEqClass The ID of the equivalence class corresponding to currentProblem.
protected Problem	currentProblem The most recent problem for which an equivalence class was found.
protected FullAggregate[]	fullAggValues

Fields inherited from class edu.indiana.iucbrf.feature.unknown.DefaultValue

defaultValue, defaultValueMap, domain, storeEstimates, useEstimates

Fields inherited from class edu.indiana.iucbrf.feature.unknown.AbstractUnknownFeatureHandler

debugMode

Constructor Summary

RegionAggregate(PartitionedCaseBase cb)
Creates a new instance of CaseBasedMeanValue

Method Summary

double	differenceOfUnknownFeatureImpl(Problem p1, Problem p2, FeatureKey featureOfInterest, java.util.Collection indicesToUse)
void	featureAdded(FeatureCollectionEvent cle)
void	featureChanged(FeatureCollectionEvent list_event)
void	featureRemoved(FeatureCollectionEvent list_event)
void	featureReplaced(FeatureCollectionEvent list_event)
void	featuresCleared(FeatureCollectionEvent list_event)
protected void	finalize() Returns the nearest equivalence class index.
java.lang.String	getAbbreviatedName() The abbreviated name of this unknown feature handler.
protected double	getCurrentConf()
double	getDefaultValueImpl(Problem problemWithUnknownFeature, Problem otherProblem, FeatureKey key)
java.lang.String	getName() The name of this unknown feature handler.
protected int	getNearestEqClass(Problem newP)
protected int	getNearestEqClassImpl(Problem searchProblem)
int	getPreviouslySetGuessOfEqClass() Returns currentEqClass, the eq class most recently guessed to be the correct one by this RA ufh.

Methods inherited from class edu.indiana.iucbrf.feature.unknown.DefaultValue

equals, getDefaultValue, hashCode, setStoreEstimates, setUseEstimates, useEstimates

Methods inherited from class edu.indiana.iucbrf.feature.unknown.AbstractUnknownFeatureHandler

differenceOfUnknownFeature, getDebugMode, setDebugMode

Methods inherited from class java.lang.Object

clone, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

cb

protected PartitionedCaseBase cb

fullAggValues

protected FullAggregate[] fullAggValues

currentProblem

protected Problem currentProblem

The most recent problem for which an equivalence class was found.

currentEqClass

protected int currentEqClass

The ID of the equivalence class corresponding to currentProblem.

Constructor Detail

RegionAggregate

public RegionAggregate(PartitionedCaseBase cb)

Creates a new instance of CaseBasedMeanValue

Method Detail

differenceOfUnknownFeatureImpl

public double differenceOfUnknownFeatureImpl(Problem p1,
                                             Problem p2,
                                             FeatureKey featureOfInterest,
                                             java.util.Collection indicesToUse)

Overrides:

differenceOfUnknownFeatureImpl in class DefaultValue

getDefaultValueImpl

public double getDefaultValueImpl(Problem problemWithUnknownFeature,
                                  Problem otherProblem,
                                  FeatureKey key)

Overrides:

getDefaultValueImpl in class DefaultValue

getCurrentConf

protected double getCurrentConf()

Overrides:

getCurrentConf in class DefaultValue

getNearestEqClass

protected int getNearestEqClass(Problem newP)

getNearestEqClassImpl

protected int getNearestEqClassImpl(Problem searchProblem)

finalize

protected void finalize()

Returns the nearest equivalence class index. This is either from the cache, or calculated from scratch if necessary.

Overrides:

finalize in class java.lang.Object

getName

public java.lang.String getName()

The name of this unknown feature handler.

Specified by:

getName in interface UnknownFeatureHandler

Overrides:

getName in class DefaultValue

getAbbreviatedName

public java.lang.String getAbbreviatedName()

The abbreviated name of this unknown feature handler.

Specified by:

getAbbreviatedName in interface UnknownFeatureHandler

Overrides:

getAbbreviatedName in class DefaultValue

getPreviouslySetGuessOfEqClass

public int getPreviouslySetGuessOfEqClass()

Returns currentEqClass, the eq class most recently guessed to be the correct one by this RA ufh.

Returns:

int

featureAdded

public void featureAdded(FeatureCollectionEvent cle)

Specified by:

featureAdded in interface FeatureCollectionListener

featureChanged

public void featureChanged(FeatureCollectionEvent list_event)

Specified by:

featureChanged in interface FeatureCollectionListener

featureRemoved

public void featureRemoved(FeatureCollectionEvent list_event)

Specified by:

featureRemoved in interface FeatureCollectionListener

featureReplaced

public void featureReplaced(FeatureCollectionEvent list_event)

Specified by:

featureReplaced in interface FeatureCollectionListener

featuresCleared

public void featuresCleared(FeatureCollectionEvent list_event)

Specified by:

featuresCleared in interface FeatureCollectionListener