collaborators

9 papers

cs.CV2026

MUSE: A Unified Agentic Harness for MLLMs

Jianglin Lu, Hailing Wang, Xu Ma +4

Despite rapid progress, multimodal large language models (MLLMs) still fail on tasks that humans solve effortlessly, such as navigating a grid maze from a screenshot or selecting t…

cs.CV2026

Hierarchical Visual Agent: Managing Contexts in Joint Image-Text Space for Advanced Chart Reasoning

Qihua Dong, Ruozhen He, Junwen Chen +4

Advanced chart question answering requires both precise perception of small visual elements and multi-step reasoning across several subplots. While existing MLLMs are strong at und…

cs.CV2026

Visual Reasoning through Tool-supervised Reinforcement Learning

Qihua Dong, Gozde Sahin, Pei Wang +4

In this paper, we investigate the problem of how to effectively master tool-use to solve complex visual reasoning tasks for Multimodal Large Language Models. To achieve that, we pr…

cs.CV2026

Beyond Referring Expressions: Scenario Comprehension Visual Grounding

Ruozhen He, Nisarg A. Shah, Qihua Dong +3

Existing visual grounding benchmarks primarily evaluate alignment between image regions and literal referring expressions, where models can often succeed by matching a prominent na…

cs.CL2026

Boosting Large Language Models with Mask Fine-Tuning

Mingyuan Zhang, Yue Bai, Huan Wang +4

The large language model (LLM) is typically integrated into the mainstream optimization protocol. No work has questioned whether maintaining the model integrity is \textit{indispen…

cs.CV2026

Ref-Adv: Exploring MLLM Visual Reasoning in Referring Expression Tasks

Qihua Dong, Kuo Yang, Lin Ju +6

Referring Expression Comprehension (REC) links language to region level visual perception. Standard benchmarks (RefCOCO, RefCOCO+, RefCOCOg) have progressed rapidly with multimodal…