collaborators

7 papers

cs.SE2026

StressWeb: A Diagnostic Benchmark for Web Agent Robustness under Realistic Interaction Variability

Haoyue Bai, Dong Wang, Long Chen +5

Large language model-based web agents have demonstrated strong performance on realistic web interaction tasks. However, existing evaluations are predominantly conducted under relat…

cs.AI2026

V2P: Visual Attention Calibration for GUI Grounding via Background Suppression and Center Peaking

Jikai Chen, Long Chen, Dong Wang +6

Precise localization of GUI elements is crucial for the development of GUI agents. Traditional methods rely on bounding box or center-point regression, neglecting spatial interacti…

cs.AI2026

V2P: Visual Attention Calibration for GUI Grounding via Background Suppression and Center Peaking

Jikai Chen, Long Chen, Dong Wang +6

Precise localization of GUI elements is crucial for the development of GUI agents. Traditional methods rely on bounding box or center-point regression, neglecting spatial interacti…

cs.CL2026

From Failure to Mastery: Generating Hard Samples for Tool-use Agents

Bingguang Hao, Zengzhuang Xu, Yuntao Wen +11

The advancement of LLM agents with tool-use capabilities requires diverse and complex training corpora. Existing data generation methods, which predominantly follow a paradigm of r…

cs.LG2025

FunReason: Enhancing Large Language Models' Function Calling via Self-Refinement Multiscale Loss and Automated Data Refinement

Bingguang Hao, ZengZhuang Xu, Maolin Wang +9

The integration of large language models (LLMs) with function calling has emerged as a crucial capability for enhancing their practical utility in real-world applications. However,…

cs.AI2025

FunReason-MT Technical Report: Advanced Data Synthesis Solution for Real-world Multi-Turn Tool-use

Zengzhuang Xu, Bingguang Hao, Zechuan Wang +14

Function calling (FC) empowers large language models (LLMs) and autonomous agents to interface with external tools, a critical capability for solving complex, real-world problems.…