collaborators

10 papers

cs.CV2026

How Far Are Video Models from True Multimodal Reasoning?

Xiaotian Zhang, Jianhui Wei, Yuan Wang +9

Despite remarkable progress toward general-purpose video models, a critical question remains unanswered: how far are these models from achieving true multimodal reasoning? Existing…

cs.CV2026

Learning Transferable Temporal Primitives for Video Reasoning via Synthetic Videos

Songtao Jiang, Sibo Song, Chenyi Zhou +12

The transition from image to video understanding requires vision-language models (VLMs) to shift from recognizing static patterns to reasoning over temporal dynamics such as motion…

cs.CV2025

Hulu-Med: A Transparent Generalist Model towards Holistic Medical Vision-Language Understanding

Songtao Jiang, Yuan Wang, Sibo Song +22

Real-world clinical decision-making requires integrating heterogeneous data, including medical text, 2D images, 3D volumes, and videos, while existing AI systems fail to unify all…

cs.CL2025

Knowing or Guessing? Robust Medical Visual Question Answering via Joint Consistency and Contrastive Learning

Songtao Jiang, Yuxi Chen, Sibo Song +5

In high-stakes medical applications, consistent answering across diverse question phrasings is essential for reliable diagnosis. However, we reveal that current Medical Vision-Lang…

cs.CL2025

Med-U1: Incentivizing Unified Medical Reasoning in LLMs via Large-scale Reinforcement Learning

Xiaotian Zhang, Yuan Wang, Zhaopeng Feng +6

Medical Question-Answering (QA) encompasses a broad spectrum of tasks, including multiple choice questions (MCQ), open-ended text generation, and complex computational reasoning. D…

cs.CV2025

CAPO: Reinforcing Consistent Reasoning in Medical Decision-Making

Songtao Jiang, Yuan Wang, Ruizhe Chen +8

In medical visual question answering (Med-VQA), achieving accurate responses relies on three critical steps: precise perception of medical imaging data, logical reasoning grounded…