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Retrieval

2 posts tagged Retrieval.

HNSW: What the Vector Similarity Search Paper Actually Says

Every vector database runs HNSW under the hood. Most engineers tune M and ef_construction without understanding what they're actually trading off. The paper rewards a close read.

RAG in Production: The Failure Modes Nobody Puts in the Pitch Deck

RAG is in every AI pitch deck. The failure modes rarely are — retrieval collapse, frozen encoders, approximate MIPS. Here's what actually breaks it in production.