Module org.elasticsearch.server

Package org.elasticsearch.search.diversification

Class ResultDiversification<C extends ResultDiversificationContext>

java.lang.Object

org.elasticsearch.search.diversification.ResultDiversification<C>

Direct Known Subclasses:

MMRResultDiversification

public abstract class ResultDiversification<C extends ResultDiversificationContext>
extends Object

Base interface for result diversification.

Field Summary

Fields

Modifier and Type	Field	Description
protected final C	context

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ResultDiversification(C context)

Method Summary

Modifier and Type	Method	Description
abstract RankDoc[]	diversify(RankDoc[] docs)
protected float	getByteVectorComparisonScore(org.apache.lucene.index.VectorSimilarityFunction similarityFunction, VectorData thisDocVector, VectorData comparisonVector)
protected float	getFloatVectorComparisonScore(org.apache.lucene.index.VectorSimilarityFunction similarityFunction, VectorData thisDocVector, VectorData comparisonVector)

Methods inherited from class java.lang.Object

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

Field Details

context

protected final C extends ResultDiversificationContext context

Constructor Details

ResultDiversification

protected ResultDiversification(C context)

Method Details

diversify

public abstract RankDoc[] diversify(RankDoc[] docs)
                             throws IOException

Throws:

IOException

getFloatVectorComparisonScore

protected float getFloatVectorComparisonScore(org.apache.lucene.index.VectorSimilarityFunction similarityFunction,
 VectorData thisDocVector,
 VectorData comparisonVector)

getByteVectorComparisonScore

protected float getByteVectorComparisonScore(org.apache.lucene.index.VectorSimilarityFunction similarityFunction,
 VectorData thisDocVector,
 VectorData comparisonVector)