Full Publications

(* indicates equal contribution.)

Preprint

Yijun Ma*, Zehong Wang*, Yiyang Li, Ziming Li, Xiaoguang Guo, Weixiang Sun, Chuxu Zhang, Yanfang Ye. “ProPlay: Procedural World Models for Self-Evolving LLM Agents”. [paper] [code]
Yiyang Li, Tianyi Ma, Zehong Wang, Yijun Ma, Yanfang Ye. “Object-Centric Environment Modeling for Agentic Tasks”. [paper]
Tianyi Ma*, Yijun Ma*, Zehong Wang, Weixiang Sun, Ziming Li, Connor R. Schmidt, Chuxu Zhang, Matthew J. Webber, Yanfang Ye. “SupraBench: A Benchmark for Supramolecular Chemistry”. [paper][code].
Zehong Wang, Fang Wu, Hongru Wang, Xiangru Tang, Bolian Li, Zhenfei Yin, Yijun Ma, Yiyang Li, Weixiang Sun, Xiusi Chen, Yanfang Ye. “Why Reasoning Fails to Plan: A Planning-Centric Analysis of Long-Horizon Decision Making in LLM Agents”. [paper][code].
Yijun Ma*, Zehong Wang*, Weixiang Sun, Zheyuan Zhang, Kaiwen Shi, Nitesh V. Chawla, Yanfang Ye. “Policy4OOD: A Knowledge-Guided World Model for Policy Intervention Simulation against the Opioid Overdose Crisis”. [paper] [code].

Zehong Wang, Yijun Ma, Connor R Schmidt, Tianyi Ma, Weixiang Sun, Ziming Li, Xiaoguang Guo, Chuxu Zhang, Matthew J Webber, Yanfang Ye. “MDForge: Agentic Molecular Dynamics Pipeline Design under Sparse Simulator Feedback”. EMNLP 2026. [paper] [code].
Yijun Ma*, Zehong Wang*, Weixiang Sun and Yanfang Ye. “Temporal Graph Pattern Machine.” GFM@ICML workshop (Oral). [paper][code]

Hanze Guo*, Yijun Ma*, and Xiao Zhou. “SoREX: Towards Self-Explainable Social Recommendation with Relevant Ego-Path Extraction.” TOIS 2025. [paper] [code]

Yijun Ma, Chaozhuo Li, and Xiao Zhou. “Tail-STEAK: Improve Friend Recommendation for Tail Users via Self-Training Enhanced Knowledge Distillation.” AAAI 2024. [paper] [code]

Fanny Ye, Zheyuan Zhang, Tianyi Ma, Zehong Wang, Yiyang Li, Shifu Hou, Weixiang Sun, Kaiwen Shi, Yijun Ma, Wei Song, Ahmed Abbasi, Ying Cheng, Jane Cleland-Huang, Steven Corcelli, Patricia Culligan, Robert Goulding, Ming Hu, Ting Hua, John Lalor, Fang Liu, Tengfei Luo, Ed Maginn, Nuno Moniz, Jason Rohr, Brett Savoie, Daniel Slate, Tom Stapleford, Matthew Webber, Olaf Wiest, Johnny Zhang, Nitesh Chawla. “LLMs4All: A Review on Large Language Models for Research and Applications in Academic Disciplines”. ArXiv Preprint, arXiv:2509.19580. [paper]
Zehong Wang, Zheyuan Liu, Tianyi Ma, Jiazheng Li, Zheyuan Zhang, Xingbo Fu, Yiyang Li, Zhengqing Yuan, Wei Song, Yijun Ma, Qingkai Zeng, Xiusi Chen, Jianan Zhao, Jundong Li, Meng Jiang, Pietro Lio, Nitesh Chawla, Chuxu Zhang, and Yanfang Ye. “Graph Foundation Models: A Comprehensive Survey”. ArXiv Preprint, arXiv:2505.15116. [paper]