Package org.apache.lucene.search.knn

Class KnnSearchStrategy.Patience

java.lang.Object

org.apache.lucene.search.knn.KnnSearchStrategy

org.apache.lucene.search.knn.KnnSearchStrategy.Hnsw

org.apache.lucene.search.knn.KnnSearchStrategy.Patience

Enclosing class:

KnnSearchStrategy

public static class KnnSearchStrategy.Patience
extends KnnSearchStrategy.Hnsw

A strategy for kNN search on HNSW that early exits when nearest neighbor collection rate saturates.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.search.knn.KnnSearchStrategy

KnnSearchStrategy.Hnsw, KnnSearchStrategy.Patience, KnnSearchStrategy.Seeded

Field Summary

Fields inherited from class org.apache.lucene.search.knn.KnnSearchStrategy.Hnsw

DEFAULT

Fields inherited from class org.apache.lucene.search.knn.KnnSearchStrategy

DEFAULT_FILTERED_SEARCH_THRESHOLD

Constructor Summary

Constructors

Constructor	Description
Patience(HnswQueueSaturationCollector collector, int filteredSearchThreshold)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)	Override and implement search strategy instance equivalence properly in a subclass.
int	hashCode()	Override and implement search strategy hash code properly in a subclass.
void	nextVectorsBlock()	Signal processing of the next block of vectors.

Methods inherited from class org.apache.lucene.search.knn.KnnSearchStrategy.Hnsw

filteredSearchThreshold, useFilteredSearch

Methods inherited from class java.lang.Object

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

Constructor Details

Patience

public Patience(HnswQueueSaturationCollector collector,
 int filteredSearchThreshold)

Method Details

equals

public boolean equals(Object obj)

Description copied from class: KnnSearchStrategy

Override and implement search strategy instance equivalence properly in a subclass.

Overrides:

equals in class KnnSearchStrategy.Hnsw

hashCode

public int hashCode()

Description copied from class: KnnSearchStrategy

Override and implement search strategy hash code properly in a subclass.

Overrides:

hashCode in class KnnSearchStrategy.Hnsw

See Also:

• KnnSearchStrategy.equals(Object)

nextVectorsBlock

public void nextVectorsBlock()

Description copied from class: KnnSearchStrategy

Signal processing of the next block of vectors.

Overrides:

nextVectorsBlock in class KnnSearchStrategy.Hnsw