collaborators

6 papers

cs.CL2026

VIDEE: Visual and Interactive Decomposition, Execution, and Evaluation of Text Analytics with Intelligent Agents

Sam Yu-Te Lee, Chenyang Ji, Shicheng Wen +3

Text analytics has traditionally required specialized knowledge in Natural Language Processing (NLP) or text analysis, which presents a barrier for entry-level analysts. Recent adv…

cs.CV2026

One-shot Optimized Steering Vector for Hallucination Mitigation for VLMs

Youxu Shi, Suorong Yang, Dong Liu

Vision Language Models (VLMs) achieve strong performance on multimodal tasks but still suffer from hallucination and safety-related failures that persist even at scale. Steering of…

cs.LG2026

Mitigating the Safety Alignment Tax with Null-Space Constrained Policy Optimization

Yifan Niu, Han Xiao, Dongyi Liu +2

As Large Language Models (LLMs) are increasingly deployed in real-world applications, it is important to ensure their behaviors align with human values, societal norms, and ethical…

cs.CV2025

Omni-Effects: Unified and Spatially-Controllable Visual Effects Generation

Fangyuan Mao, Aiming Hao, Jintao Chen +7

Visual effects (VFX) are essential visual enhancements fundamental to modern cinematic production. Although video generation models offer cost-efficient solutions for VFX productio…

cs.CV2025

MM-ACT: Learn from Multimodal Parallel Generation to Act

Haotian Liang, Xinyi Chen, Bin Wang +12

A generalist robotic policy needs both semantic understanding for task planning and the ability to interact with the environment through predictive capabilities. To tackle this, we…

cs.CV2025

Exposing Hallucinations To Suppress Them: VLMs Representation Editing With Generative Anchors

Youxu Shi, Suorong Yang, Dong Liu

Multimodal large language models (MLLMs) have achieved remarkable success across diverse vision-language tasks, yet they remain highly susceptible to hallucinations, producing cont…