ITPUB

Jul 25, 2020 · Backend Development

How SimSvr Achieves Billion‑Scale Real‑Time ANN Search for Recommendations

SimSvr is a high‑performance, distributed feature‑retrieval component designed for recommendation systems that supports billion‑scale indexes, sub‑millisecond query latency, real‑time and batch updates, multi‑model AB‑testing, and advanced filtering, all while running on Tencent's production workloads.