langchain_astradb.utils.mmr.cosine_similarity¶

langchain_astradb.utils.mmr.cosine_similarity(x: Union[List[List[float]], List[ndarray], ndarray], y: Union[List[List[float]], List[ndarray], ndarray]) → ndarray[source]¶

Row-wise cosine similarity between two equal-width matrices.

Parameters

  • x (Union[List[List[float]], List[ndarray], ndarray]) –

  • y (Union[List[List[float]], List[ndarray], ndarray]) –

Return type

ndarray

Examples using cosine_similarity¶