vector-search
2 posts — newest first.
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Vector Index Trade-offs: Flat vs IVF vs HNSW, and When Quantization Pays
Exact search is O(n) and always right. Every ANN index buys speed with recall, memory, or build time. The arithmetic, compared.
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Big-O Notation in the Age of Billion-Vector Search
Big-O still decides whether your system survives real data. A refresher on complexity, and why it governs vector search, context windows, and outages.