Uses of Class
org.apache.lucene.util.ScalarQuantizer

Packages that use ScalarQuantizer

Package	Description
org.apache.lucene.codecs.lucene99	Lucene 9.9 file format.
org.apache.lucene.util	Some utility classes.

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

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

Modifier and Type	Method	Description
ScalarQuantizer	Lucene99HnswVectorsReader.getQuantizationState(String field)
ScalarQuantizer	Lucene99ScalarQuantizedVectorsReader.getQuantizationState(String fieldName)

Uses of ScalarQuantizer in org.apache.lucene.util

Methods in org.apache.lucene.util that return ScalarQuantizer

Modifier and Type	Method	Description
static ScalarQuantizer	ScalarQuantizer.fromVectors(FloatVectorValues floatVectorValues, float confidenceInterval)	See fromVectors(FloatVectorValues, float, int) for details on how the quantiles are calculated.
static ScalarQuantizer	ScalarQuantizer.fromVectors(FloatVectorValues floatVectorValues, float confidenceInterval, int totalVectorCount)	This will read the float vector values and calculate the quantiles.

Methods in org.apache.lucene.util with parameters of type ScalarQuantizer

Modifier and Type	Method	Description
float	ScalarQuantizer.recalculateCorrectiveOffset(byte[] quantizedVector, ScalarQuantizer oldQuantizer, VectorSimilarityFunction similarityFunction)	Recalculate the old score corrective value given new current quantiles