От ANN к честному KNN на GPU: как мы пересобрали отбор кандидатов в рекомендациях Ozon
Привет! Мы команда рекомендательной системы Ozon, и сегодня мы хотим рассказать о нашем пути от приближённого поиска соседей (ANN) к точному KNN на GP…
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How Vector Search Actually Works: IVF and HNSW
Every system that does "semantic" anything — RAG pipelines, recommendation engines, image search, dedup — boils down to one operation: given this vect…
A FalkorDB Vector Search Gotcha: Why Won't db.idx.vector.queryNodes Work?
When using FalkorDB (a Redis-protocol-compatible graph database) for GraphRAG or semantic search, we often want to tap into its built-in native vector…