org.apache.lucene.document

Class FeatureField.LogFunction

java.lang.Object

org.apache.lucene.document.FeatureField.FeatureFunction

org.apache.lucene.document.FeatureField.LogFunction

Enclosing class:

FeatureField

static final class FeatureField.LogFunction
extends FeatureField.FeatureFunction

Field Summary

Fields

Modifier and Type	Field and Description
private float	scalingFactor

Constructor Summary

Constructors

Constructor and Description
LogFunction(float a)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
(package private) Explanation	explain(java.lang.String field, java.lang.String feature, float w, int freq)
int	hashCode()
(package private) Similarity.SimScorer	scorer(float weight)
java.lang.String	toString()

Methods inherited from class org.apache.lucene.document.FeatureField.FeatureFunction

rewrite

Methods inherited from class java.lang.Object

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

Field Detail

scalingFactor

private final float scalingFactor

Constructor Detail

LogFunction

LogFunction(float a)

Method Detail

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

scorer

Similarity.SimScorer scorer(float weight)

Specified by:

scorer in class FeatureField.FeatureFunction

explain

Explanation explain(java.lang.String field,
                    java.lang.String feature,
                    float w,
                    int freq)

Specified by:

explain in class FeatureField.FeatureFunction