maximal_marginal_relevance

langchain_milvus.vectorstores.milvus.maximal_marginal_relevance(query_embedding: ndarray, embedding_list: list, lambda_mult: float = 0.5, k: int = 4) → List[int]

Calculate maximal marginal relevance.

Parameters:

• query_embedding (ndarray) – The query embedding.

• embedding_list (list) – The list of embeddings.

• lambda_mult (float) – The lambda multiplier. Defaults to 0.5.

• k (int) – The number of results to return. Defaults to 4.

Returns:

The list of indices.

Return type:

List[int]