Uses of Class
org.apache.lucene.index.FloatVectorValues

Packages that use FloatVectorValues

Package	Description
org.apache.lucene.analysis.synonym.word2vec	Analysis components for Synonyms using Word2Vec model.
org.apache.lucene.backward_codecs.lucene90	Lucene 9.0 file format.
org.apache.lucene.backward_codecs.lucene91	Lucene 9.1 file format.
org.apache.lucene.backward_codecs.lucene92	Lucene 9.2 file format.
org.apache.lucene.backward_codecs.lucene94	Lucene 9.4 file format.
org.apache.lucene.backward_codecs.lucene95	Lucene 9.5 file format.
org.apache.lucene.codecs	Codecs API: API for customization of the encoding and structure of the index.
org.apache.lucene.codecs.hnsw	HNSW vector helper classes.
org.apache.lucene.codecs.lucene95	Lucene 9.5 file format.
org.apache.lucene.codecs.lucene99	Lucene 9.9 file format.
org.apache.lucene.codecs.perfield	Postings format that can delegate to different formats per-field.
org.apache.lucene.codecs.simpletext	Simpletext Codec: writes human readable postings.
org.apache.lucene.index	Code to maintain and access indices.
org.apache.lucene.index.memory	High-performance single-document main memory Apache Lucene fulltext search index.
org.apache.lucene.sandbox.codecs.quantization	This package implements KMeans algorithm for clustering vectors
org.apache.lucene.search.highlight	Highlighting search terms.
org.apache.lucene.util.quantization	Provides quantization methods for scaling vector values to smaller data types and possibly fewer dimensions

Uses of FloatVectorValues in org.apache.lucene.analysis.synonym.word2vec

Subclasses of FloatVectorValues in org.apache.lucene.analysis.synonym.word2vec

Modifier and Type	Class	Description
class	Word2VecModel	Word2VecModel is a class representing the parsed Word2Vec model containing the vectors for each word in dictionary

Uses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene90

Subclasses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene90

Modifier and Type	Class	Description
(package private) static class	Lucene90HnswVectorsReader.OffHeapFloatVectorValues	Read the vector values from the index input.

Fields in org.apache.lucene.backward_codecs.lucene90 declared as FloatVectorValues

Modifier and Type	Field	Description
private final FloatVectorValues	Lucene90HnswGraphBuilder.buildVectors
private final FloatVectorValues	Lucene90HnswGraphBuilder.vectorValues

Methods in org.apache.lucene.backward_codecs.lucene90 that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	Lucene90HnswVectorsReader.getFloatVectorValues(String field)

Methods in org.apache.lucene.backward_codecs.lucene90 with parameters of type FloatVectorValues

Modifier and Type	Method	Description
Lucene90OnHeapHnswGraph	Lucene90HnswGraphBuilder.build(FloatVectorValues vectors)	Reads all the vectors from two copies of a FloatVectorValues.
private boolean	Lucene90HnswGraphBuilder.diversityCheck(float[] candidate, float score, Lucene90NeighborArray neighbors, FloatVectorValues vectorValues)
static NeighborQueue	Lucene90OnHeapHnswGraph.search(float[] query, int topK, int numSeed, FloatVectorValues vectors, VectorSimilarityFunction similarityFunction, HnswGraph graphValues, Bits acceptOrds, long visitedLimit, SplittableRandom random)	Searches for the nearest neighbors of a query vector.

Constructors in org.apache.lucene.backward_codecs.lucene90 with parameters of type FloatVectorValues

Modifier	Constructor	Description
	Lucene90HnswGraphBuilder(FloatVectorValues vectors, VectorSimilarityFunction similarityFunction, int maxConn, int beamWidth, long seed)	Reads all the vectors from vector values, builds a graph connecting them by their dense ordinals, using the given hyperparameter settings, and returns the resulting graph.

Uses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene91

Subclasses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene91

Modifier and Type	Class	Description
(package private) static class	Lucene91HnswVectorsReader.OffHeapFloatVectorValues	Read the vector values from the index input.

Methods in org.apache.lucene.backward_codecs.lucene91 that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	Lucene91HnswVectorsReader.getFloatVectorValues(String field)

Uses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene92

Subclasses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene92

Modifier and Type	Class	Description
(package private) class	OffHeapFloatVectorValues	Read the vector values from the index input.
(package private) static class	OffHeapFloatVectorValues.DenseOffHeapVectorValues
private static class	OffHeapFloatVectorValues.EmptyOffHeapVectorValues
private static class	OffHeapFloatVectorValues.SparseOffHeapVectorValues

Methods in org.apache.lucene.backward_codecs.lucene92 that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	Lucene92HnswVectorsReader.getFloatVectorValues(String field)

Uses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene94

Subclasses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene94

Modifier and Type	Class	Description
(package private) class	OffHeapFloatVectorValues	Read the vector values from the index input.
(package private) static class	OffHeapFloatVectorValues.DenseOffHeapVectorValues
private static class	OffHeapFloatVectorValues.EmptyOffHeapVectorValues
private static class	OffHeapFloatVectorValues.SparseOffHeapVectorValues

Methods in org.apache.lucene.backward_codecs.lucene94 that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	Lucene94HnswVectorsReader.getFloatVectorValues(String field)

Uses of FloatVectorValues in org.apache.lucene.backward_codecs.lucene95

Methods in org.apache.lucene.backward_codecs.lucene95 that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	Lucene95HnswVectorsReader.getFloatVectorValues(String field)

Uses of FloatVectorValues in org.apache.lucene.codecs

Subclasses of FloatVectorValues in org.apache.lucene.codecs

Modifier and Type	Class	Description
private static class	BufferingKnnVectorsWriter.BufferedFloatVectorValues
private static class	BufferingKnnVectorsWriter.SortingFloatVectorValues	Sorting FloatVectorValues that iterate over documents in the order of the provided sortMap
(package private) static class	KnnVectorsWriter.MergedVectorValues.MergedFloat32VectorValues

Fields in org.apache.lucene.codecs declared as FloatVectorValues

Modifier and Type	Field	Description
(package private) final FloatVectorValues	KnnVectorsWriter.FloatVectorValuesSub.values

Methods in org.apache.lucene.codecs that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	KnnVectorsWriter.MergedVectorValues.MergedFloat32VectorValues.copy()
abstract FloatVectorValues	KnnVectorsReader.getFloatVectorValues(String field)	Returns the FloatVectorValues for the given field.
static FloatVectorValues	KnnVectorsWriter.MergedVectorValues.mergeFloatVectorValues(FieldInfo fieldInfo, MergeState mergeState)	Returns a merged view over all the segment's FloatVectorValues.

Methods in org.apache.lucene.codecs with parameters of type FloatVectorValues

Modifier and Type	Method	Description
protected abstract void	BufferingKnnVectorsWriter.writeField(FieldInfo fieldInfo, FloatVectorValues floatVectorValues, int maxDoc)	Write the provided float vector field

Constructors in org.apache.lucene.codecs with parameters of type FloatVectorValues

Modifier	Constructor	Description
(package private)	FloatVectorValuesSub(MergeState.DocMap docMap, FloatVectorValues values)

Uses of FloatVectorValues in org.apache.lucene.codecs.hnsw

Fields in org.apache.lucene.codecs.hnsw declared as FloatVectorValues

Modifier and Type	Field	Description
private final FloatVectorValues	DefaultFlatVectorScorer.FloatVectorScorer.values
private final FloatVectorValues	DefaultFlatVectorScorer.FloatScoringSupplier.vectors
private final FloatVectorValues	DefaultFlatVectorScorer.FloatScoringSupplier.vectors1
private final FloatVectorValues	DefaultFlatVectorScorer.FloatScoringSupplier.vectors2

Constructors in org.apache.lucene.codecs.hnsw with parameters of type FloatVectorValues

Modifier	Constructor	Description
private	FloatScoringSupplier(FloatVectorValues vectors, VectorSimilarityFunction similarityFunction)
	FloatVectorScorer(FloatVectorValues values, float[] query, VectorSimilarityFunction similarityFunction)

Uses of FloatVectorValues in org.apache.lucene.codecs.lucene95

Subclasses of FloatVectorValues in org.apache.lucene.codecs.lucene95

Modifier and Type	Class	Description
class	OffHeapFloatVectorValues	Read the vector values from the index input.
static class	OffHeapFloatVectorValues.DenseOffHeapVectorValues	Dense vector values that are stored off-heap.
private static class	OffHeapFloatVectorValues.EmptyOffHeapVectorValues
private static class	OffHeapFloatVectorValues.SparseOffHeapVectorValues

Uses of FloatVectorValues in org.apache.lucene.codecs.lucene99

Subclasses of FloatVectorValues in org.apache.lucene.codecs.lucene99

Modifier and Type	Class	Description
private static final class	Lucene99ScalarQuantizedVectorsReader.QuantizedVectorValues
(package private) static class	Lucene99ScalarQuantizedVectorsWriter.FloatVectorWrapper
(package private) static final class	Lucene99ScalarQuantizedVectorsWriter.NormalizedFloatVectorValues

Fields in org.apache.lucene.codecs.lucene99 declared as FloatVectorValues

Modifier and Type	Field	Description
private final FloatVectorValues	Lucene99ScalarQuantizedVectorsReader.QuantizedVectorValues.rawVectorValues
private final FloatVectorValues	Lucene99ScalarQuantizedVectorsWriter.NormalizedFloatVectorValues.values
private final FloatVectorValues	Lucene99ScalarQuantizedVectorsWriter.QuantizedFloatVectorValues.values

Methods in org.apache.lucene.codecs.lucene99 that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	Lucene99ScalarQuantizedVectorsWriter.FloatVectorWrapper.copy()
FloatVectorValues	Lucene99FlatVectorsReader.getFloatVectorValues(String field)
FloatVectorValues	Lucene99HnswVectorsReader.getFloatVectorValues(String field)
FloatVectorValues	Lucene99ScalarQuantizedVectorsReader.getFloatVectorValues(String field)

Methods in org.apache.lucene.codecs.lucene99 with parameters of type FloatVectorValues

Modifier and Type	Method	Description
(package private) static ScalarQuantizer	Lucene99ScalarQuantizedVectorsWriter.buildScalarQuantizer(FloatVectorValues floatVectorValues, int numVectors, VectorSimilarityFunction vectorSimilarityFunction, Float confidenceInterval, byte bits)
private static DocsWithFieldSet	Lucene99FlatVectorsWriter.writeVectorData(IndexOutput output, FloatVectorValues floatVectorValues)	Writes the vector values to the output and returns a set of documents that contains vectors.

Constructors in org.apache.lucene.codecs.lucene99 with parameters of type FloatVectorValues

Modifier	Constructor	Description
	NormalizedFloatVectorValues(FloatVectorValues values)
	QuantizedFloatVectorValues(FloatVectorValues values, VectorSimilarityFunction vectorSimilarityFunction, ScalarQuantizer quantizer)
(package private)	QuantizedVectorValues(FloatVectorValues rawVectorValues, QuantizedByteVectorValues quantizedVectorValues)

Uses of FloatVectorValues in org.apache.lucene.codecs.perfield

Methods in org.apache.lucene.codecs.perfield that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	PerFieldKnnVectorsFormat.FieldsReader.getFloatVectorValues(String field)

Uses of FloatVectorValues in org.apache.lucene.codecs.simpletext

Subclasses of FloatVectorValues in org.apache.lucene.codecs.simpletext

Modifier and Type	Class	Description
private static class	SimpleTextKnnVectorsReader.SimpleTextFloatVectorValues

Methods in org.apache.lucene.codecs.simpletext that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	SimpleTextKnnVectorsReader.getFloatVectorValues(String field)

Methods in org.apache.lucene.codecs.simpletext with parameters of type FloatVectorValues

Modifier and Type	Method	Description
void	SimpleTextKnnVectorsWriter.writeField(FieldInfo fieldInfo, FloatVectorValues floatVectorValues, int maxDoc)
private void	SimpleTextKnnVectorsWriter.writeFloatVectorValue(FloatVectorValues vectors, int ord)

Uses of FloatVectorValues in org.apache.lucene.index

Subclasses of FloatVectorValues in org.apache.lucene.index

Modifier and Type	Class	Description
private class	ExitableDirectoryReader.ExitableFilterAtomicReader.ExitableFloatVectorValues
(package private) class	SlowCompositeCodecReaderWrapper.SlowCompositeKnnVectorsReaderWrapper.MergedFloatVectorValues
private static class	SortingCodecReader.SortingFloatVectorValues	Sorting FloatVectorValues that maps ordinals using the provided sortMap

Fields in org.apache.lucene.index declared as FloatVectorValues

Modifier and Type	Field	Description
(package private) final FloatVectorValues	SortingCodecReader.SortingFloatVectorValues.delegate
private final FloatVectorValues	ExitableDirectoryReader.ExitableFilterAtomicReader.ExitableFloatVectorValues.vectorValues

Fields in org.apache.lucene.index with type parameters of type FloatVectorValues

Modifier and Type	Field	Description
(package private) final SlowCompositeCodecReaderWrapper.MergedDocIterator<FloatVectorValues>	SlowCompositeCodecReaderWrapper.SlowCompositeKnnVectorsReaderWrapper.MergedFloatVectorValues.iter

Methods in org.apache.lucene.index that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	ExitableDirectoryReader.ExitableFilterAtomicReader.ExitableFloatVectorValues.copy()
abstract FloatVectorValues	FloatVectorValues.copy()
FloatVectorValues	SlowCompositeCodecReaderWrapper.SlowCompositeKnnVectorsReaderWrapper.MergedFloatVectorValues.copy()
FloatVectorValues	SortingCodecReader.SortingFloatVectorValues.copy()
static FloatVectorValues	FloatVectorValues.fromFloats(List<float[]> vectors, int dim)	Creates a FloatVectorValues from a list of float arrays.
final FloatVectorValues	CodecReader.getFloatVectorValues(String field)
final FloatVectorValues	DocValuesLeafReader.getFloatVectorValues(String field)
FloatVectorValues	ExitableDirectoryReader.ExitableFilterAtomicReader.getFloatVectorValues(String field)
FloatVectorValues	FilterLeafReader.getFloatVectorValues(String field)
abstract FloatVectorValues	LeafReader.getFloatVectorValues(String field)	Returns FloatVectorValues for this field, or null if no FloatVectorValues were indexed.
FloatVectorValues	ParallelLeafReader.getFloatVectorValues(String fieldName)
FloatVectorValues	SlowCompositeCodecReaderWrapper.SlowCompositeKnnVectorsReaderWrapper.getFloatVectorValues(String field)

Methods in org.apache.lucene.index that return types with arguments of type FloatVectorValues

Modifier and Type	Method	Description
SlowCompositeCodecReaderWrapper.MergedDocIterator<FloatVectorValues>	SlowCompositeCodecReaderWrapper.SlowCompositeKnnVectorsReaderWrapper.MergedFloatVectorValues.iterator()

Methods in org.apache.lucene.index with parameters of type FloatVectorValues

Modifier and Type	Method	Description
private static void	CheckIndex.checkFloatVectorValues(FloatVectorValues values, FieldInfo fieldInfo, CheckIndex.Status.VectorValuesStatus status, CodecReader codecReader)

Constructors in org.apache.lucene.index with parameters of type FloatVectorValues

Modifier	Constructor	Description
	ExitableFloatVectorValues(FloatVectorValues vectorValues)
(package private)	SortingFloatVectorValues(FloatVectorValues delegate, Sorter.DocMap sortMap)

Constructor parameters in org.apache.lucene.index with type arguments of type FloatVectorValues

Modifier	Constructor	Description
(package private)	MergedFloatVectorValues(int dimension, int size, List<SlowCompositeCodecReaderWrapper.DocValuesSub<FloatVectorValues>> subs)

Uses of FloatVectorValues in org.apache.lucene.index.memory

Subclasses of FloatVectorValues in org.apache.lucene.index.memory

Modifier and Type	Class	Description
private static final class	MemoryIndex.MemoryFloatVectorValues

Methods in org.apache.lucene.index.memory that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	MemoryIndex.MemoryIndexReader.getFloatVectorValues(String fieldName)

Uses of FloatVectorValues in org.apache.lucene.sandbox.codecs.quantization

Subclasses of FloatVectorValues in org.apache.lucene.sandbox.codecs.quantization

Modifier and Type	Class	Description
class	SampleReader	A reader of vector values that samples a subset of the vectors.

Fields in org.apache.lucene.sandbox.codecs.quantization declared as FloatVectorValues

Modifier and Type	Field	Description
private final FloatVectorValues	SampleReader.origin
private final FloatVectorValues	KMeans.vectors

Methods in org.apache.lucene.sandbox.codecs.quantization that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	SampleReader.copy()

Methods in org.apache.lucene.sandbox.codecs.quantization with parameters of type FloatVectorValues

Modifier and Type	Method	Description
(package private) static void	KMeans.assignCentroids(FloatVectorValues vectors, float[][] centroids, List<Integer> unassignedCentroidsIdxs)	For centroids that did not get any points, assign outlying points to them chose points by descending distance to the current centroid set
static KMeans.Results	KMeans.cluster(FloatVectorValues vectors, int numClusters, boolean assignCentroidsToVectors, long seed, KMeans.KmeansInitializationMethod initializationMethod, boolean normalizeCenters, int restarts, int iters, int sampleSize)	Expert: Cluster vectors into a given number of clusters
static KMeans.Results	KMeans.cluster(FloatVectorValues vectors, VectorSimilarityFunction similarityFunction, int numClusters)	Cluster vectors into a given number of clusters
static SampleReader	SampleReader.createSampleReader(FloatVectorValues origin, int k, long seed)
private static double	KMeans.runKMeansStep(FloatVectorValues vectors, float[][] centroids, short[] docCentroids, boolean useKahanSummation, boolean normalizeCentroids)	Run kmeans step

Constructors in org.apache.lucene.sandbox.codecs.quantization with parameters of type FloatVectorValues

Modifier	Constructor	Description
private	KMeans(FloatVectorValues vectors, int numCentroids, Random random, KMeans.KmeansInitializationMethod initializationMethod, int restarts, int iters)
(package private)	SampleReader(FloatVectorValues origin, int sampleSize, IntUnaryOperator sampleFunction)

Uses of FloatVectorValues in org.apache.lucene.search.highlight

Methods in org.apache.lucene.search.highlight that return FloatVectorValues

Modifier and Type	Method	Description
FloatVectorValues	TermVectorLeafReader.getFloatVectorValues(String fieldName)

Uses of FloatVectorValues in org.apache.lucene.util.quantization

Methods in org.apache.lucene.util.quantization with parameters of type FloatVectorValues

Modifier and Type	Method	Description
static ScalarQuantizer	ScalarQuantizer.fromVectors(FloatVectorValues floatVectorValues, float confidenceInterval, int totalVectorCount, byte bits)	This will read the float vector values and calculate the quantiles.
(package private) static ScalarQuantizer	ScalarQuantizer.fromVectors(FloatVectorValues floatVectorValues, float confidenceInterval, int totalVectorCount, byte bits, int quantizationSampleSize)
static ScalarQuantizer	ScalarQuantizer.fromVectorsAutoInterval(FloatVectorValues floatVectorValues, VectorSimilarityFunction function, int totalVectorCount, byte bits)