SearchType Class — langchain Architecture

Source Code

libs/langchain/langchain_classic/retrievers/multi_vector.py lines 18–26

class SearchType(str, Enum):
    """Enumerator of the types of search to perform."""

    similarity = "similarity"
    """Similarity search."""
    similarity_score_threshold = "similarity_score_threshold"
    """Similarity search with a score threshold."""
    mmr = "mmr"
    """Maximal Marginal Relevance reranking of similarity search."""