Alibaba Cloud Developer

Jul 19, 2017 · Artificial Intelligence

How Alibaba’s CLOES Algorithm Cut Search Latency by 30% During Double‑11

Alibaba’s 2016 Double‑11 e‑commerce search team unveiled the CLOES cascade ranking algorithm, which reduces CPU usage by about 45%, lowers average search latency from 33 ms to 24 ms, and boosts GMV by nearly 1%, with detailed offline and online validation presented in a KDD‑2017 paper.