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Flash-KMeans is an IO-aware, exact K-Means that uses FlashAssign and Sort-Inverse Update to outperform FAISS by over 200×.

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Inside FAISS: Billion-Scale Similarity Search
5 Jun 2026
fremaconsulting.ch

How Facebook AI Research solved the problem of finding similarity at billion-scale. An interactive exploration of IVF, HNSW, and Product Quantization.

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In this article, I’ll show you how to turn any CSV file into an AI chatbot using Python. Turn Any CSV into an AI Chatbot with Python.

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Faiss: A library for efficient similarity search
14 Jun 2025
engineering.fb.com

Visit the post for more.

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A library for efficient similarity search and clustering of dense vectors. - facebookresearch/faiss