Package org.apache.lucene.util.hnsw
Interface RandomVectorScorer
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- All Known Implementing Classes:
RandomVectorScorer.AbstractRandomVectorScorer
public interface RandomVectorScorerARandomVectorScorerfor scoring random nodes in batches against an abstract query.
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Nested Class Summary
Nested Classes Modifier and Type Interface Description static classRandomVectorScorer.AbstractRandomVectorScorerCreates a default scorer for random access vectors.
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Method Summary
All Methods Instance Methods Abstract Methods Default Methods Modifier and Type Method Description default BitsgetAcceptOrds(Bits acceptDocs)Returns theBitsrepresenting live documents.intmaxOrd()default intordToDoc(int ord)Translates vector ordinal to the correct document ID.floatscore(int node)Returns the score between the query and the provided node.
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Method Detail
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score
float score(int node) throws IOExceptionReturns the score between the query and the provided node.- Parameters:
node- a random node in the graph- Returns:
- the computed score
- Throws:
IOException
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maxOrd
int maxOrd()
- Returns:
- the maximum possible ordinal for this scorer
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ordToDoc
default int ordToDoc(int ord)
Translates vector ordinal to the correct document ID. By default, this is an identity function.- Parameters:
ord- the vector ordinal- Returns:
- the document Id for that vector ordinal
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