activity
20242026
collaborators

9 papers

cs.CL2026

FOCUS: Decoupling Expert Personas in LLMs to Enhance Domain Expert Capabilities

Guanyu Wang, Zidi Zhang, Xu Chu

Large Language Models (LLMs) can exhibit diverse personas, and activating expert personas has been shown to improve domain expertise and task accuracy. However, existing persona co…

cs.LG2026

Towards Order Fairness: Mitigating LLMs Order Sensitivity through Dual Group Advantage Optimization

Xu Chu, Guanyu Wang, Zhijie Tan +4

Large Language Models (LLMs) suffer from order bias, where their performance is affected by the arrangement order of input elements. This unfairness limits the model's applications…

cs.MM2026

MORE-R1: Guiding LVLM for Multimodal Object-Entity Relation Extraction via Stepwise Reasoning with Reinforcement Learning

Xiang Yuan, Xu Chu, Xinrong Chen +6

Multimodal Object-Entity Relation Extraction (MORE) is a challenging task in information extraction research. It aims to identify relations between visual objects and textual entit…

cs.CV2025

Qwen Look Again: Guiding Vision-Language Reasoning Models to Re-attention Visual Information

Xu Chu, Xinrong Chen, Guanyu Wang +5

Inference time scaling drives extended reasoning to enhance the performance of Vision-Language Models (VLMs), thus forming powerful Vision-Language Reasoning Models (VLRMs). Howeve…

cs.CL2025

Domaino1s: Guiding LLM Reasoning for Explainable Answers in High-Stakes Domains

Xu Chu, Zhijie Tan, Hanlin Xue +3

Large Language Models (LLMs) are widely applied to downstream domains. However, current LLMs for high-stakes domain tasks, such as financial investment and legal QA, typically gene…

cs.LG2025

GraphSOS: Graph Sampling and Order Selection to Help LLMs Understand Graphs Better

Xu Chu, Hanlin Xue, Zhijie Tan +3

The success of Large Language Models (LLMs) in various domains has led researchers to apply them to graph-related problems by converting graph data into natural language text. Howe…