Jinchao Li

Consumer content platforms and advertisers stand to benefit from generating high-quality video ads at scale, but current video generation systems often produce structurally unreliable or factually incorrect outputs that can degrade the viewer experience. We propose ATVG (Agentic system for factua...

Effective item identifiers (IDs) are an important component for recommender systems (RecSys) in practice, and are commonly adopted in many use cases such as retrieval and ranking. IDs can encode collaborative filtering signals within training data, such that RecSys models can extrapolate during t...