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Annoy (Approximate Nearest Neighbors Oh Yeah) is a C++ library with Python bindings to search for points in space that are close to a given query point. It also creates large read-only file-based data structures that are mapped into memory so that many processes may share the same data.

Installation and Setup​

pip install annoy


See a usage example.

from langchain_community.vectorstores import Annoy
API Reference:Annoy

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