[Document(page_content='foo', metadata={}),     Document(page_content='foo bar', metadata={}),     Document(page_content='hello', metadata={}),     Document(page_content='world', metadata={})]PreviousAzure Cognitive SearchNextChaindeskCreate New Retriever with TextsCreate a New Retriever with DocumentsUse RetrieverCommunityDiscordTwitterGitHubPythonJS/TSMoreHomepageBlogCopyright ¬© 2023 LangChain, Inc.
BM25 also known as the Okapi BM25, is a ranking function used in information retrieval systems to estimate the relevance of documents to a given search query.
BM25 also known as the Okapi BM25, is a ranking function used in information retrieval systems to estimate the relevance of documents to a given search query. ->: [Document(page_content='foo', metadata={}),     Document(page_content='foo bar', metadata={}),     Document(page_content='hello', metadata={}),     Document(page_content='world', metadata={})]PreviousAzure Cognitive SearchNextChaindeskCreate New Retriever with TextsCreate a New Retriever with DocumentsUse RetrieverCommunityDiscordTwitterGitHubPythonJS/TSMoreHomepageBlogCopyright ¬© 2023 LangChain, Inc.