Module org.apache.lucene.core

Package org.apache.lucene.search

Class FloatVectorSimilarityValuesSource

java.lang.Object

org.apache.lucene.search.DoubleValuesSource

org.apache.lucene.search.VectorSimilarityValuesSource

org.apache.lucene.search.FloatVectorSimilarityValuesSource

All Implemented Interfaces:

SegmentCacheable

class FloatVectorSimilarityValuesSource
extends VectorSimilarityValuesSource

A DoubleValuesSource which computes the vector similarity scores between the query vector and the KnnFloatVectorField for documents.

Field Summary

Fields

Modifier and Type	Field	Description
private final float[]	queryVector

Fields inherited from class org.apache.lucene.search.VectorSimilarityValuesSource

fieldName

Fields inherited from class org.apache.lucene.search.DoubleValuesSource

SCORES

Constructor Summary

Constructors

Constructor	Description
FloatVectorSimilarityValuesSource(float[] vector, String fieldName)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
VectorScorer	getScorer(LeafReaderContext ctx)
int	hashCode()
String	toString()

Methods inherited from class org.apache.lucene.search.VectorSimilarityValuesSource

getValues, isCacheable, needsScores, rewrite

Methods inherited from class org.apache.lucene.search.DoubleValuesSource

constant, explain, fromDoubleField, fromField, fromFloatField, fromIntField, fromLongField, fromQuery, fromScorer, getSortField, similarityToQueryVector, similarityToQueryVector, toLongValuesSource

Methods inherited from class java.lang.Object

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

Field Details

queryVector

private final float[] queryVector

Constructor Details

FloatVectorSimilarityValuesSource

public FloatVectorSimilarityValuesSource(float[] vector,
 String fieldName)

Method Details

getScorer

public VectorScorer getScorer(LeafReaderContext ctx)
                       throws IOException

Specified by:

getScorer in class VectorSimilarityValuesSource

Throws:

IOException

hashCode

public int hashCode()

Specified by:

hashCode in class DoubleValuesSource

equals

public boolean equals(Object obj)

Specified by:

equals in class DoubleValuesSource

toString

public String toString()

Specified by:

toString in class DoubleValuesSource