collaborators

6 papers

cs.AI2026

A3: Android Agent Arena for Mobile GUI Agents with Essential-State Procedural Evaluation

Yuxiang Chai, Shunye Tang, Han Xiao +12

The advancement of Large Language Models (LLMs) and Multimodal Large Language Models (MLLMs) has catalyzed the development of mobile graphic user interface (GUI) AI agents, which i…

cs.HC2025

LLM-Powered GUI Agents in Phone Automation: Surveying Progress and Prospects

Guangyi Liu, Pengxiang Zhao, Yaozhen Liang +17

With the rapid rise of large language models (LLMs), phone automation has undergone transformative changes. This paper systematically reviews LLM-driven phone GUI agents, highlight…

cs.HC2025

AMEX: Android Multi-annotation Expo Dataset for Mobile GUI Agents

Yuxiang Chai, Siyuan Huang, Yazhe Niu +5

AI agents have drawn increasing attention mostly on their ability to perceive environments, understand tasks, and autonomously achieve goals. To advance research on AI agents in mo…

cs.CL2025

UI-Genie: A Self-Improving Approach for Iteratively Boosting MLLM-based Mobile GUI Agents

Han Xiao, Guozhi Wang, Yuxiang Chai +12

In this paper, we introduce UI-Genie, a self-improving framework addressing two key challenges in GUI agents: verification of trajectory outcome is challenging and high-quality tra…

cs.AI2025

UI-R1: Enhancing Efficient Action Prediction of GUI Agents by Reinforcement Learning

Zhengxi Lu, Yuxiang Chai, Yaxuan Guo +7

The recent DeepSeek-R1 has showcased the emergence of reasoning capabilities in LLMs through reinforcement learning (RL) with rule-based rewards. Despite its success in language mo…

cs.HC2025

LearnAct: Few-Shot Mobile GUI Agent with a Unified Demonstration Benchmark

Guangyi Liu, Pengxiang Zhao, Liang Liu +6

Mobile GUI agents show promise in automating tasks but face generalization challenges in diverse real-world scenarios. Traditional approaches using pre-training or fine-tuning with…