collaborators

12 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.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…

cs.CL2025

Texture or Semantics? Vision-Language Models Get Lost in Font Recognition

Zhecheng Li, Guoxian Song, Yujun Cai +3

Modern Vision-Language Models (VLMs) exhibit remarkable visual and linguistic capabilities, achieving impressive performance in various tasks such as image recognition and object l…