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Meipai’s personalized recommendation system leverages massive user‑behavior data to build behavior‑driven video clusters—evolving from TopicModel through Item2vec and Keyword Propagation to a DSSM deep model—boosting ranking AUC, enhancing UI diversity, similar‑video search, niche discovery, and feature engineering.
The talk covered Meipai’s personalized deep ranking model that balances depth and low latency, a behavior‑driven video clustering method that enriches recommendation beyond visual cues, and the use of advanced data structures to accelerate solving large‑scale optimization problems in business contexts.
Meitu Technology’s technical salon on June 9, 2018 in Xiamen showcased how its AI‑driven deep ranking, video‑clustering, and data‑structure‑based optimization techniques improve personalization, recommendation and economic‑focused problem solving for billions of mobile users, targeting mid‑senior R&D and algorithm engineers.