Module spring.data.cassandra

Package org.springframework.data.cassandra.core.query

Interface Columns.SimilarityBuilder

Enclosing class:

Columns

public static interface Columns.SimilarityBuilder

Builder for similarity functions.

Since:

4.5

Method Summary

Modifier and Type	Method	Description
Columns.Selector	cosine()	Return the Cosine similarity function for the column in the selection based on the previously defined vector.
Columns.Selector	dotProduct()	Return the Dot-Product similarity function for the column in the selection based on the previously defined vector.
Columns.Selector	euclidean()	Return the Euclidean similarity function for the column in the selection based on the previously defined vector.
Columns.Selector	using(SimilarityFunction similarityFunction)	Return a similarity function using SimilarityFunction for the column in the selection based on the previously defined vector.

Method Details

cosine

Columns.Selector cosine()

Return the Cosine similarity function for the column in the selection based on the previously defined vector.

Returns:

cosine similarity function selector.

euclidean

Columns.Selector euclidean()

Return the Euclidean similarity function for the column in the selection based on the previously defined vector.

Returns:

euclidean similarity function selector.

dotProduct

Columns.Selector dotProduct()

Return the Dot-Product similarity function for the column in the selection based on the previously defined vector.

Returns:

dot-product similarity function selector.

using

Columns.Selector using(SimilarityFunction similarityFunction)

Return a similarity function using SimilarityFunction for the column in the selection based on the previously defined vector.

Parameters:

similarityFunction - must not be null.

Returns:

similarity function selector.