4 papers
WorldCupArena: Fine-Grained Evaluation of Language Models and Deep-Research Agents on Football Forecasting
Zhaokai Wang, Tianlin Gui, Jiayuan Rao +3
Predicting a football match before kickoff requires more than knowing past results: a model must use changing information and make a clear prediction before the answer is available…
Towards Comprehensive Basketball Understanding
Yirong Hu, Jiayuan Rao, Yu Zhang +2
Understanding a basketball game requires recognizing events, localizing actions, identifying players, and relating these to structured game knowledge. Existing benchmarks primarily…
TennisVAR: A Stroke-Evidence-Grounded Multimodal Large Language Model for Tactical Reasoning in Tennis Videos
Yifan Mei, Qingling Shi, Changli Wu +3
Sports-video understanding is moving beyond event recognition toward explaining how actions collectively shape match progression, however, existing tennis-video methods either perc…
BasketEvent: Understanding Who Did What and When in Basketball Videos
Yu Zhang, Jiayuan Rao, Haoning Wu +1
Comprehensive basketball video understanding requires resolving not only what event occurs, but also who is responsible and when the key evidence appears. However, exist- ing metho…