collaborators

14 papers

cs.CV2026

MMGist: A Comprehensive Multimodal Benchmark for 2027

Wenzhen Yuan, Jiacheng Ruan, Wutao Xiong +3

We conduct a systematic study of 18 widely used vision-language benchmarks and identify three major issues: 1) many items do not rely on visual cues and therefore fail to effective…

cs.AI2026

GUI vs. CLI: Execution Bottlenecks in Screen-Only and Skill-Mediated Computer-Use Agents

Xiao Zhou, Siyue Zhang, Yilun Zhao +4

Computer-use agents can execute software tasks through either graphical interfaces or programmatic command interfaces, but existing evaluations confound interaction modality with d…

cs.CL2026

Reading, Not Thinking: Understanding and Bridging the Modality Gap When Text Becomes Pixels in Multimodal LLMs

Kaiser Sun, Xiaochuang Yuan, Hongjun Liu +4

Multimodal large language models (MLLMs) can process text presented as images, yet they often perform worse than when the same content is provided as textual tokens. We systematica…

cs.AI2026

A Survey of Multimodal Mathematical Reasoning: From Perception, Alignment to Reasoning

Tianyu Yang, Sihong Wu, Yilun Zhao +6

Multimodal Mathematical Reasoning (MMR) has recently attracted increasing attention for its capability to solve mathematical problems involving both textual and visual modalities.…

cs.IR2026

SAGE: Benchmarking and Improving Retrieval for Deep Research Agents

Tiansheng Hu, Yilun Zhao, Canyu Zhang +2

Deep research agents have emerged as powerful systems for addressing complex queries. Meanwhile, LLM-based retrievers have demonstrated strong capability in following instructions…

cs.CL2026

SciArena: An Open Evaluation Platform for Non-Verifiable Scientific Literature-Grounded Tasks

Yilun Zhao, Kaiyan Zhang, Tiansheng Hu +15

We present SciArena, an open and collaborative platform for evaluating foundation models on scientific literature-grounded tasks. Unlike traditional benchmarks for scientific liter…