Package org.apache.solr.search

Class ReRankScaler

java.lang.Object

org.apache.solr.search.ReRankScaler

public class ReRankScaler
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ReRankScaler.MinMaxExplain
static class	ReRankScaler.ReRankScalerExplain

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	explainResults
protected int	mainQueryMax
protected int	mainQueryMin
protected ReRankOperator	reRankOperator
protected int	reRankQueryMax
protected int	reRankQueryMin
protected ReRankScaler.ReRankScalerExplain	reRankScalerExplain

Constructor Summary

Constructors

Constructor	Description
ReRankScaler(String mainScale, String reRankScale, double reRankScaleWeight, ReRankOperator reRankOperator, org.apache.lucene.search.QueryRescorer replaceRescorer, boolean explainResults)

Method Summary

Modifier and Type	Method	Description
static float	combineScores(float orginalScore, float reRankScore, double reRankScaleWeight, ReRankOperator reRankOperator)
boolean	equals(Object o)
org.apache.lucene.search.Explanation	explain(int doc, org.apache.lucene.search.Explanation mainQueryExplain, org.apache.lucene.search.Explanation reRankQueryExplain)
int	getMainQueryMax()
int	getMainQueryMin()
static ReRankScaler.MinMaxExplain	getMinMaxExplain(float scaleMin, float scaleMax, Map<Integer,Float> docScoreMap)
org.apache.lucene.search.QueryRescorer	getReplaceRescorer()
int	getReRankQueryMax()
int	getReRankQueryMin()
ReRankScaler.ReRankScalerExplain	getReRankScalerExplain()
double	getReRankScaleWeight()
int	hashCode()
static Map<Integer,Float>	minMaxScaleScores(Map<Integer,Float> docScoreMap, ReRankScaler.MinMaxExplain explain)
boolean	scaleMainScores()
boolean	scaleReRankScores()
boolean	scaleScores()
org.apache.lucene.search.ScoreDoc[]	scaleScores(org.apache.lucene.search.ScoreDoc[] originalDocs, org.apache.lucene.search.ScoreDoc[] rescoredDocs, int howMany)

Methods inherited from class java.lang.Object

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

Field Detail

mainQueryMin

protected int mainQueryMin

mainQueryMax

protected int mainQueryMax

reRankQueryMin

protected int reRankQueryMin

reRankQueryMax

protected int reRankQueryMax

explainResults

protected boolean explainResults

reRankOperator

protected ReRankOperator reRankOperator

reRankScalerExplain

protected ReRankScaler.ReRankScalerExplain reRankScalerExplain

Constructor Detail

ReRankScaler

public ReRankScaler(String mainScale,
                    String reRankScale,
                    double reRankScaleWeight,
                    ReRankOperator reRankOperator,
                    org.apache.lucene.search.QueryRescorer replaceRescorer,
                    boolean explainResults)
             throws SyntaxError

Throws:

SyntaxError

Method Detail

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

getReplaceRescorer

public org.apache.lucene.search.QueryRescorer getReplaceRescorer()

getMainQueryMin

public int getMainQueryMin()

getMainQueryMax

public int getMainQueryMax()

getReRankQueryMin

public int getReRankQueryMin()

getReRankQueryMax

public int getReRankQueryMax()

getReRankScalerExplain

public ReRankScaler.ReRankScalerExplain getReRankScalerExplain()

getReRankScaleWeight

public double getReRankScaleWeight()

scaleScores

public boolean scaleScores()

scaleMainScores

public boolean scaleMainScores()

scaleReRankScores

public boolean scaleReRankScores()

scaleScores

public org.apache.lucene.search.ScoreDoc[] scaleScores(org.apache.lucene.search.ScoreDoc[] originalDocs,
                                                       org.apache.lucene.search.ScoreDoc[] rescoredDocs,
                                                       int howMany)

combineScores

public static float combineScores(float orginalScore,
                                  float reRankScore,
                                  double reRankScaleWeight,
                                  ReRankOperator reRankOperator)

explain

public org.apache.lucene.search.Explanation explain(int doc,
                                                    org.apache.lucene.search.Explanation mainQueryExplain,
                                                    org.apache.lucene.search.Explanation reRankQueryExplain)

getMinMaxExplain

public static ReRankScaler.MinMaxExplain getMinMaxExplain(float scaleMin,
                                                          float scaleMax,
                                                          Map<Integer,Float> docScoreMap)

minMaxScaleScores

public static Map<Integer,Float> minMaxScaleScores(Map<Integer,Float> docScoreMap,
                                                         ReRankScaler.MinMaxExplain explain)