Publications

2026

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

Yuxiang Chai*, Shunye Tang*, Han Xiao, Weifeng Lin, Hanhao Li, Jiayu Zhang, Liang Liu, Pengxiang Zhao, Guangyi Liu, Guozhi Wang, Shuai Ren, Rongduo Han, Haining Zhang, Siyuan Huang, Hongsheng Li

arXiv preprint

MemGUI-Bench: Benchmarking Memory of Mobile GUI Agents in Dynamic Environments

Guangyi Liu, Pengxiang Zhao, Yaozhen Liang, Qinyi Luo, Shunye Tang, Yuxiang Chai, Weifeng Lin, Han Xiao, WenHao Wang, Siheng Chen, Zhengxi Lu, Gao Wu, Hao Wang, Liang Liu, Yong Liu

arXiv preprint

UI-Mem: Self-Evolving Experience Memory for Online Reinforcement Learning in Mobile GUI Agents

Han Xiao, Guozhi Wang, Hao Wang, Shilong Liu, Yuxiang Chai, Yue Pan, Yufeng Zhou, Xiaoxin Chen, Yafei Wen, Hongsheng Li

arXiv preprint

2025

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

Yuxiang Chai*, Siyuan Huang*, Yazhe Niu, Han Xiao, Liang Liu, Guozhi Wang, Dingyu Zhang, Shuai Ren, Hongsheng Li

Findings of the Association for Computational Linguistics: ACL 2025

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

Guangyi Liu, Pengxiang Zhao, Liang Liu, Zhiming Chen, Yuxiang Chai, Shuai Ren, Hao Wang, Shibo He, Wenchao Meng

arXiv preprint

Llm-powered gui agents in phone automation: Surveying progress and prospects

Guangyi Liu, Pengxiang Zhao, Liang Liu, Yaxuan Guo, Han Xiao, Weifeng Lin, Yuxiang Chai, Yue Han, Shuai Ren, Hao Wang, others

arXiv preprint

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

Han Xiao, Guozhi Wang, Yuxiang Chai, Zimu Lu, Weifeng Lin, Hao He, Lue Fan, Liuyang Bian, Rui Hu, Liang Liu, Shuai Ren, Yafei Wen, Xiaoxin Chen, Aojun Zhou, Hongsheng Li

arXiv preprint

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

Zhengxi Lu*, Yuxiang Chai*, Yaxuan Guo, Xi Yin, Liang Liu, Hao Wang, Guanjing Xiong, Hongsheng Li

arXiv preprint

2021

NYU-VPR: Long-Term Visual Place Recognition Benchmark with View Direction and Data Anonymization Influences

Diwei Sheng*, Yuxiang Chai*, Xinru Li, Chen Feng, Jianzhe Lin, Claudio Silva, John-Ross Rizzo

2021 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS)