LuceneAcceleratedHNSWScalarQuantizedVectorsWriter

Java package: com.nvidia.cuvs.lucene

public class LuceneAcceleratedHNSWScalarQuantizedVectorsWriter extends KnnVectorsWriter

This class extends upon the KnnVectorsWriter to enable the creation of GPU-based accelerated vector search indexes.

Public Members

LuceneAcceleratedHNSWScalarQuantizedVectorsWriter

public LuceneAcceleratedHNSWScalarQuantizedVectorsWriter( SegmentWriteState state, AcceleratedHNSWParams acceleratedHNSWParams, FlatVectorsWriter flatVectorsWriter) throws IOException

Initializes LuceneAcceleratedHNSWScalarQuantizedVectorsWriter

Parameters

Throws

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:90

addField

@Override public KnnFieldVectorsWriter<?> addField(FieldInfo fieldInfo) throws IOException

Add new field for indexing.

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:138

flush

@Override public void flush(int maxDoc, DocMap sortMap) throws IOException

Build the indexes and writes it to the disk.

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:242

mergeOneField

@Override public void mergeOneField(FieldInfo fieldInfo, MergeState mergeState) throws IOException

Write field for merging.

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:326

finish

@Override public void finish() throws IOException

Called once at the end before close.

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:357

close

@Override public void close() throws IOException

Closes the resources.

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:377

ramBytesUsed

@Override public long ramBytesUsed()

Returns the memory usage of this object in bytes.

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:386

Source: java/cuvs-lucene/src/main/java/com/nvidia/cuvs/lucene/LuceneAcceleratedHNSWScalarQuantizedVectorsWriter.java:56