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cs.LG2026
Live Assistant: Learning Whether, When, and Whom to Assist in Real-World Live Social Streams
Shujian Gao, Jiamei Yan, Yuchen Yang +6
Livestreams are long-lasting interactive environments where audiovisual content, viewer activity, host behavior, and platform signals evolve together, creating assistance needs tha…
cs.AI2026
FLUID: From Ephemeral IDs to Multimodal Semantic Codes for Industrial-Scale Livestreaming Recommendation
Xinhang Yuan, Zexi Huang, Anjia Cao +6
Modern recommender systems rely heavily on ID-based collaborative filtering: each item is represented by a unique ID embedding that accumulates collaborative signals from user inte…