collaborators

6 papers

cs.CL2026

SafePred: A Predictive Guardrail for Computer-Using Agents via World Models

Yurun Chen, Zeyi Liao, Ping Yin +3

With the widespread deployment of Computer-using Agents (CUAs) in complex real-world environments, prevalent long-term risks often lead to severe and irreversible consequences. Mos…

cs.MA2025

GAIR: GUI Automation via Information-Joint Reasoning and Group Reflection

Zishu Wei, Qixiang Ma, Xavier Hu +6

Building AI systems for GUI automation task has attracted remarkable research efforts, where MLLMs are leveraged for processing user requirements and give operations. However, GUI…

cs.AI2025

OS Agents: A Survey on MLLM-based Agents for General Computing Devices Use

Xueyu Hu, Tao Xiong, Biao Yi +26

The dream to create AI assistants as capable and versatile as the fictional J.A.R.V.I.S from Iron Man has long captivated imaginations. With the evolution of (multi-modal) large la…

cs.CL2025

HarmonyGuard: Toward Safety and Utility in Web Agents via Adaptive Policy Enhancement and Dual-Objective Optimization

Yurun Chen, Xavier Hu, Yuhan Liu +4

Large language models enable agents to autonomously perform tasks in open web environments. However, as hidden threats within the web evolve, web agents face the challenge of balan…

cs.AI2025

Efficient Agents: Building Effective Agents While Reducing Cost

Ningning Wang, Xavier Hu, Pai Liu +11

The remarkable capabilities of Large Language Model (LLM)-driven agents have enabled sophisticated systems to tackle complex, multi-step tasks, but their escalating costs threaten…

cs.CL2025

Mixture of Reasonings: Teach Large Language Models to Reason with Adaptive Strategies

Tao Xiong, Xavier Hu, Wenyan Fan +1

Large language models (LLMs) excel in complex tasks through advanced prompting techniques like Chain-of-Thought (CoT) and Tree-of-Thought (ToT), but their reliance on manually craf…