edu.indiana.iucbrf.feature.unknown
Class DefaultValue

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

All Implemented Interfaces:

UnknownFeatureHandler, java.io.Serializable

Direct Known Subclasses:

FullAggregate, NNAggregate, RegionAggregate

public class DefaultValue
extends AbstractUnknownFeatureHandler

Provides a default value for an unknown feature, with which a difference is calculated.

See Also:

Serialized Form

Field Summary

protected double	defaultValue The default value, to be used for any feature for which no specific mapping value is provided.
protected DoubleMap	defaultValueMap Exceptions to the defaultValue member variable above, for specified features.
protected Domain	domain
protected boolean	storeEstimates When true, estimated values (calculated by getDefaultValue()) and the confidence are stored in the associated problem.
protected boolean	useEstimates When true, estimates are used (if applicable) just as definitely known features in this unknown feature handler.

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

debugMode

Constructor Summary

protected	DefaultValue()
protected	DefaultValue(Domain domain)
	DefaultValue(Domain domain, double defaultValue) Creates a new instance of DefaultValue
	DefaultValue(Domain domain, double defaultValue, DoubleMap defaultValueMap)

Method Summary

double	differenceOfUnknownFeatureImpl(Problem p1, Problem p2, FeatureKey featureOfInterest, java.util.Collection indicesToUse)
boolean	equals(java.lang.Object other)
java.lang.String	getAbbreviatedName() The abbreviated name of this unknown feature handler.
protected double	getCurrentConf()
double	getDefaultValue(Problem problemWithUnknownFeature, Problem otherProblem, FeatureKey key) If storeEstimates is true, then this will update problemWithUnknownFeature with the estimated feature and corresponding confidence.
double	getDefaultValueImpl(Problem problemWithUnknownFeature, Problem otherProblem, FeatureKey key)
java.lang.String	getName() The name of this unknown feature handler.
int	hashCode()
void	setStoreEstimates(boolean storeEstimates) When true, estimated values (calculated by getDefaultValue()) and the confidence are stored in the associated problem.
void	setUseEstimates(boolean useEstimates) When true, estimates are used (if applicable) just as definitely known features in this unknown feature handler.
boolean	useEstimates() When true, estimates are used (if applicable) just as definitely known features in this unknown feature handler.

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

differenceOfUnknownFeature, getDebugMode, setDebugMode

Methods inherited from class java.lang.Object

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

Field Detail

defaultValue

protected double defaultValue

The default value, to be used for any feature for which no specific mapping value is provided.

defaultValueMap

protected DoubleMap defaultValueMap

Exceptions to the defaultValue member variable above, for specified features.

storeEstimates

protected boolean storeEstimates

When true, estimated values (calculated by getDefaultValue()) and the confidence are stored in the associated problem.

domain

protected Domain domain

useEstimates

protected boolean useEstimates

When true, estimates are used (if applicable) just as definitely known features in this unknown feature handler.

Constructor Detail

DefaultValue

protected DefaultValue()

DefaultValue

protected DefaultValue(Domain domain)

DefaultValue

public DefaultValue(Domain domain,
                    double defaultValue)

Creates a new instance of DefaultValue

DefaultValue

public DefaultValue(Domain domain,
                    double defaultValue,
                    DoubleMap defaultValueMap)

Method Detail

setUseEstimates

public void setUseEstimates(boolean useEstimates)

When true, estimates are used (if applicable) just as definitely known features in this unknown feature handler.

useEstimates

public boolean useEstimates()

When true, estimates are used (if applicable) just as definitely known features in this unknown feature handler.

setStoreEstimates

public void setStoreEstimates(boolean storeEstimates)

When true, estimated values (calculated by getDefaultValue()) and the confidence are stored in the associated problem.

differenceOfUnknownFeatureImpl

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

Specified by:

differenceOfUnknownFeatureImpl in class AbstractUnknownFeatureHandler

getDefaultValue

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

If storeEstimates is true, then this will update problemWithUnknownFeature with the estimated feature and corresponding confidence.

getCurrentConf

protected double getCurrentConf()

getDefaultValueImpl

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

getName

public java.lang.String getName()

The name of this unknown feature handler.

getAbbreviatedName

public java.lang.String getAbbreviatedName()

The abbreviated name of this unknown feature handler.

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object