# langchain_milvus

> Python package

📖 [View in docs](https://reference.langchain.com/python/langchain-milvus)

## Classes

- [`BaseMilvusBuiltInFunction`](https://reference.langchain.com/python/langchain-milvus/function/BaseMilvusBuiltInFunction)
- [`BM25BuiltInFunction`](https://reference.langchain.com/python/langchain-milvus/function/BM25BuiltInFunction)
- [`TextEmbeddingBuiltInFunction`](https://reference.langchain.com/python/langchain-milvus/function/TextEmbeddingBuiltInFunction)
- [`Milvus`](https://reference.langchain.com/python/langchain-milvus/vectorstores/milvus/Milvus)
- [`Zilliz`](https://reference.langchain.com/python/langchain-milvus/vectorstores/zilliz/Zilliz)
- [`BaseSparseEmbedding`](https://reference.langchain.com/python/langchain-milvus/utils/sparse/BaseSparseEmbedding)
- [`BM25SparseEmbedding`](https://reference.langchain.com/python/langchain-milvus/utils/sparse/BM25SparseEmbedding)
- [`MilvusCollectionHybridSearchRetriever`](https://reference.langchain.com/python/langchain-milvus/retrievers/milvus_hybrid_search/MilvusCollectionHybridSearchRetriever)
- [`ZillizCloudPipelineRetriever`](https://reference.langchain.com/python/langchain-milvus/retrievers/zilliz_cloud_pipeline_retriever/ZillizCloudPipelineRetriever)

## Functions

- [`cosine_similarity()`](https://reference.langchain.com/python/langchain-milvus/vectorstores/milvus/cosine_similarity)
- [`maximal_marginal_relevance()`](https://reference.langchain.com/python/langchain-milvus/vectorstores/milvus/maximal_marginal_relevance)

## Types

- [`Matrix`](https://reference.langchain.com/python/langchain-milvus/vectorstores/milvus/Matrix)
- [`EmbeddingType`](https://reference.langchain.com/python/langchain-milvus/vectorstores/milvus/EmbeddingType)