Exact Search vs Approximate Search
Every vector search system faces the same fundamental choice: guarantee the mathematically correct answer, or accept a very good answer in exchange for much greater speed. This is the exact-versus-approximate search trade-off, and picking the right side of it — often for...
ANN Search Explained
When you search a database of a million vector embeddings for the ones closest to your query, checking every single one is often too slow to be practical at scale. Approximate Nearest Neighbor (ANN) search is the technique that makes vector search fast enough for real...