Architecture Digest
Apr 9, 2017 · Artificial Intelligence
Migrating Youku Tudou Video Recommendation System from Offline to Online Sorting
The article details how Youku Tudou redesigned its video recommendation architecture, moving ranking from offline to online processing, outlining the comparative architecture, benefits, challenges, feature handling, offline evaluation methods, and weight‑fusion techniques that enabled a successful launch after two months of development.
AB testingAUC evaluationfeature engineering
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