WeChat's Feature Platform For Real-Time Recommender Systems

At WeChat, we leverage deep learning based real-time recommender systems for articles, videos, and ads. Our unified feature platform oversees the complete feature lifecycle, encompassing generation, serving, storage, and monitoring. During this talk, Jin will introduce WeChat's feature platform, emphasizing our Apache Arrow based vectorized feature compute engine for low-latency online serving, and approaches for ensuring online-offline consistency and data integrity.