DuckDB function array_cosine_similarity

Computes the cosine similarity between two arrays of the same size. The array elements can not be NULL. The arrays can have any size as long as the size is the same for both arguments.

Usage

array_cosine_similarity(array1, array2)

Arguments

array1, array2

FLOAT[ANY] | DOUBLE[ANY]

Value

FLOAT | DOUBLE

SQL examples

array_cosine_similarity(array_value(1.0::FLOAT, 2.0::FLOAT, 3.0::FLOAT), array_value(2.0::FLOAT, 3.0::FLOAT, 4.0::FLOAT))

See also

Other array: array_cosine_distance(), array_cross_product(), array_distance(), array_inner_product(), array_negative_inner_product(), array_value()