⚙️ AI Hardware

miniCOIL Patches BM25's Blind Spot with 4D Vectors—Search Gets Smarter, Finally

Search sucks when words play tricks. miniCOIL bolts meaning onto BM25, promising better results for devs without the vector DB bloat.

Aisha Patel Mar 25, 2026 3 min read 10 views

⚡ Key Takeaways

miniCOIL adds 4D semantic vectors to BM25 for context-aware search without speed loss.
Fixes homonyms like 'bank' or 'vector' that plague lexical systems.
Enterprise game-changer: cheap hybrid beats pure dense for most cases.

Written by

Former ML engineer turned writer. Covers computer vision and robotics with a practitioner perspective.

#BM25 #hybrid search #miniCOIL #semantic vectors

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Originally reported by Towards AI