Module org.apache.lucene.queries

Package org.apache.lucene.queries.intervals

Class IntervalScoreFunction.SigmoidFunction

java.lang.Object

org.apache.lucene.queries.intervals.IntervalScoreFunction

org.apache.lucene.queries.intervals.IntervalScoreFunction.SigmoidFunction

Enclosing class:

IntervalScoreFunction

private static class IntervalScoreFunction.SigmoidFunction
extends IntervalScoreFunction

Field Summary

Fields

Modifier and Type	Field	Description
private final float	a
private final float	pivot
private final double	pivotPa

Constructor Summary

Constructors

Modifier	Constructor	Description
private	SigmoidFunction(float pivot, float a)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
Explanation	explain(String interval, float weight, float sloppyFreq)
int	hashCode()
Similarity.SimScorer	scorer(float weight)
String	toString()

Methods inherited from class org.apache.lucene.queries.intervals.IntervalScoreFunction

saturationFunction, sigmoidFunction

Methods inherited from class java.lang.Object

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

Field Details

pivot

private final float pivot

a

private final float a

pivotPa

private final double pivotPa

Constructor Details

SigmoidFunction

private SigmoidFunction(float pivot,
 float a)

Method Details

scorer

public Similarity.SimScorer scorer(float weight)

Specified by:

scorer in class IntervalScoreFunction

explain

public Explanation explain(String interval,
 float weight,
 float sloppyFreq)

Specified by:

explain in class IntervalScoreFunction

equals

public boolean equals(Object o)

Specified by:

equals in class IntervalScoreFunction

hashCode

public int hashCode()

Specified by:

hashCode in class IntervalScoreFunction

toString

public String toString()

Specified by:

toString in class IntervalScoreFunction