HNSW at Scale: Why Your RAG System Gets Worse as the Vector Database Grows

Published: 1 week ago (January 7, 2026 at 11:30 AM EST)

1 min read

Source: Towards Data Science

How approximate vector search silently degrades Recall—and what to do about It

The post HNSW at Scale: Why Your RAG System Gets Worse as the Vector Database Grows appeared first on Towards Data Science.

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How approximate vector search silently degrades Recall—and what to do about It

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