Meituan Technology Team

Apr 11, 2024 · Artificial Intelligence

GPU-Accelerated Mixed Vector-Scalar Retrieval System for Meituan Takeaway Search

Meituan Waimai’s search team built a GPU‑accelerated, mixed vector‑and‑scalar retrieval engine that supports billions of items, achieving over 99% recall and up to 89% latency reduction by combining pre‑filtering, optimized data layouts, multi‑GPU parallelism, and FP16 precision.