collaborators

10 papers

cs.AI2026

Are Tools All We Need? Unveiling the Tool-Use Tax in LLM Agents

Kaituo Zhang, Zhen Xiong, Mingyu Zhong +4

Tool-augmented reasoning has become a popular direction for LLM-based agents, and it is widely assumed to improve reasoning and reliability. However, we demonstrate that this conse…

cs.CL2025

Not in Sync: Unveiling Temporal Bias in Audio Chat Models

Jiayu Yao, Shenghua Liu, Yiwei Wang +5

Large Audio Language Models (LALMs) are increasingly applied to audio understanding and multimodal reasoning, yet their ability to locate when events occur remains underexplored. W…

cs.CV2025

Generalist Scanner Meets Specialist Locator: A Synergistic Coarse-to-Fine Framework for Robust GUI Grounding

Zhecheng Li, Guoxian Song, Yiwei Wang +3

Grounding natural language queries in graphical user interfaces (GUIs) presents a challenging task that requires models to comprehend diverse UI elements across various application…

cs.CL2025

Thinking with Sound: Audio Chain-of-Thought Enables Multimodal Reasoning in Large Audio-Language Models

Zhen Xiong, Yujun Cai, Zhecheng Li +2

Recent Large Audio-Language Models (LALMs) have shown strong performance on various audio understanding tasks such as speech translation and Audio Q\&A. However, they exhibit signi…

cs.CL2025

Unveiling the Potential of Diffusion Large Language Model in Controllable Generation

Zhen Xiong, Yujun Cai, Zhecheng Li +1

Controllable generation is a fundamental task in NLP with many applications, providing a basis for function calling to agentic communication. However, even state-of-the-art autoreg…

cs.CV2025

: Advancing Img2LaTeX Conversion via Visual Reasoning with Attention-Guided Refinement

Zhecheng Li, Guoxian Song, Yiwei Wang +3

Img2LaTeX is a practically important task that involves translating mathematical expressions and structured visual content from images into LaTeX code. In recent years, vision-lang…