Module org.elasticsearch.simdvec

Package org.elasticsearch.simdvec.internal

Class Similarities

java.lang.Object

org.elasticsearch.simdvec.internal.Similarities

public class Similarities
extends Object

Similarities relies on preview features of the Java platform:

• Similarities refers to one or more preview APIs: MemorySegment.

Programs can only use Similarities when preview features are enabled.

Preview features may be removed in a future release, or upgraded to permanent features of the Java platform.

Constructor Summary

Constructors

Constructor	Description
Similarities()

Method Summary

Modifier and Type	Method	Description
static float	cosineI8(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static long	dotProductD1Q4(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length)
static void	dotProductD1Q4Bulk(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length, int count, MemorySegmentPREVIEW scores)
static void	dotProductD1Q4BulkSparse(MemorySegmentPREVIEW addresses, MemorySegmentPREVIEW query, int length, int count, MemorySegmentPREVIEW scores)
static void	dotProductD1Q4BulkWithOffsets(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length, int pitch, MemorySegmentPREVIEW offsets, int count, MemorySegmentPREVIEW scores)
static long	dotProductD2Q4(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length)
static void	dotProductD2Q4Bulk(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length, int count, MemorySegmentPREVIEW scores)
static void	dotProductD2Q4BulkSparse(MemorySegmentPREVIEW addresses, MemorySegmentPREVIEW query, int length, int count, MemorySegmentPREVIEW scores)
static void	dotProductD2Q4BulkWithOffsets(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length, int pitch, MemorySegmentPREVIEW offsets, int count, MemorySegmentPREVIEW scores)
static long	dotProductD4Q4(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length)
static void	dotProductD4Q4Bulk(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length, int count, MemorySegmentPREVIEW scores)
static void	dotProductD4Q4BulkSparse(MemorySegmentPREVIEW addresses, MemorySegmentPREVIEW query, int length, int count, MemorySegmentPREVIEW scores)
static void	dotProductD4Q4BulkWithOffsets(MemorySegmentPREVIEW a, MemorySegmentPREVIEW query, int length, int pitch, MemorySegmentPREVIEW offsets, int count, MemorySegmentPREVIEW scores)
static float	dotProductDBF16QBF16(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static float	dotProductDBF16QF32(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static float	dotProductF32(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static int	dotProductI4(MemorySegmentPREVIEW unpacked, MemorySegmentPREVIEW packed, int packedLen)
static void	dotProductI4Bulk(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int packedLen, int count, MemorySegmentPREVIEW scores)
static void	dotProductI4BulkWithOffsets(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int packedLen, int pitch, MemorySegmentPREVIEW offsets, int count, MemorySegmentPREVIEW scores)
static void	dotProductI7uBulkWithOffsets(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length, int pitch, MemorySegmentPREVIEW offsets, int count, MemorySegmentPREVIEW scores)
static float	dotProductI8(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static float	squareDistanceDBF16QBF16(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static float	squareDistanceDBF16QF32(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static float	squareDistanceF32(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)
static float	squareDistanceI8(MemorySegmentPREVIEW a, MemorySegmentPREVIEW b, int length)

Methods inherited from class java.lang.Object

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

Constructor Details

Similarities

public Similarities()

Method Details

dotProductI7uBulkWithOffsets

public static void dotProductI7uBulkWithOffsets(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length,
 int pitch,
 MemorySegmentPREVIEW offsets,
 int count,
 MemorySegmentPREVIEW scores)

dotProductI4

public static int dotProductI4(MemorySegmentPREVIEW unpacked,
 MemorySegmentPREVIEW packed,
 int packedLen)

dotProductI4Bulk

public static void dotProductI4Bulk(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int packedLen,
 int count,
 MemorySegmentPREVIEW scores)

dotProductI4BulkWithOffsets

public static void dotProductI4BulkWithOffsets(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int packedLen,
 int pitch,
 MemorySegmentPREVIEW offsets,
 int count,
 MemorySegmentPREVIEW scores)

cosineI8

public static float cosineI8(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

dotProductI8

public static float dotProductI8(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

squareDistanceI8

public static float squareDistanceI8(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

dotProductD1Q4

public static long dotProductD1Q4(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length)

dotProductD1Q4Bulk

public static void dotProductD1Q4Bulk(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD1Q4BulkWithOffsets

public static void dotProductD1Q4BulkWithOffsets(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length,
 int pitch,
 MemorySegmentPREVIEW offsets,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD1Q4BulkSparse

public static void dotProductD1Q4BulkSparse(MemorySegmentPREVIEW addresses,
 MemorySegmentPREVIEW query,
 int length,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD2Q4

public static long dotProductD2Q4(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length)

dotProductD2Q4Bulk

public static void dotProductD2Q4Bulk(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD2Q4BulkWithOffsets

public static void dotProductD2Q4BulkWithOffsets(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length,
 int pitch,
 MemorySegmentPREVIEW offsets,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD2Q4BulkSparse

public static void dotProductD2Q4BulkSparse(MemorySegmentPREVIEW addresses,
 MemorySegmentPREVIEW query,
 int length,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD4Q4

public static long dotProductD4Q4(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length)

dotProductD4Q4Bulk

public static void dotProductD4Q4Bulk(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD4Q4BulkWithOffsets

public static void dotProductD4Q4BulkWithOffsets(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW query,
 int length,
 int pitch,
 MemorySegmentPREVIEW offsets,
 int count,
 MemorySegmentPREVIEW scores)

dotProductD4Q4BulkSparse

public static void dotProductD4Q4BulkSparse(MemorySegmentPREVIEW addresses,
 MemorySegmentPREVIEW query,
 int length,
 int count,
 MemorySegmentPREVIEW scores)

dotProductDBF16QF32

public static float dotProductDBF16QF32(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

squareDistanceDBF16QF32

public static float squareDistanceDBF16QF32(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

dotProductDBF16QBF16

public static float dotProductDBF16QBF16(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

squareDistanceDBF16QBF16

public static float squareDistanceDBF16QBF16(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

dotProductF32

public static float dotProductF32(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)

squareDistanceF32

public static float squareDistanceF32(MemorySegmentPREVIEW a,
 MemorySegmentPREVIEW b,
 int length)