langchain.retrievers.multi_vector.SearchType

class langchain.retrievers.multi_vector.SearchType(value, names=None, *, module=None, qualname=None, type=None, start=1, boundary=None)

Enumerator of the types of search to perform.

similarity = 'similarity'

Similarity search.

mmr = 'mmr'

Maximal Marginal Relevance reranking of similarity search.