io.lettuce.core.search.arguments.hybrid

Class Combiners

java.lang.Object

io.lettuce.core.search.arguments.hybrid.Combiners

@Experimental
public final class Combiners
extends Object

Factory class for creating Combiner instances.

Example usage:

 
 // RRF with default parameters
 Combiners.rrf()

 // RRF with custom window and constant
 Combiners.rrf().window(10).constant(60)

 // Linear combination with weights
 Combiners.linear().alpha(0.7).beta(0.3)

 // With score alias
 Combiners.rrf().as("combined_score")
 
 

Since:

7.5

Author:

Aleksandar Todorov

See Also:

Combiner

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Combiners.Linear<K> Linear combination combiner.
static class	Combiners.RRF<K> RRF (Reciprocal Rank Fusion) combiner.

Method Summary

Modifier and Type	Method and Description
static <K> Combiners.Linear<K>	linear() Create a Linear combination combiner.
static <K> Combiners.RRF<K>	rrf() Create an RRF (Reciprocal Rank Fusion) combiner.

Methods inherited from class java.lang.Object

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

Method Detail

rrf

public static <K> Combiners.RRF<K> rrf()

Create an RRF (Reciprocal Rank Fusion) combiner.

Type Parameters:

K - Key type

Returns:

a new RRF combiner

linear

public static <K> Combiners.Linear<K> linear()

Create a Linear combination combiner.

Type Parameters:

K - Key type

Returns:

a new Linear combiner