Zeyu Zhang
Zeyu Zhang is currently a PhD student at Gaoling School of Artificial Intelligence, Renmin University of China under the supervision of Prof. Xu Chen in AI Engine Lab. His current research interests include memory of LLM-based agents, agent personalization, and self-evolving agents. He is currently a visiting PhD student at NExT++ at the National University of Singapore, working with Dr. Yang Zhang and Prof. Tat-Seng Chua.
Email: zeyuzhang at ruc.edu.cn
Google Scholar
Github Page
📰 News
2025-07 One first-author survey paper has been accepted by TOIS 2025 about LLM-based agent.
2025-05 One co-first-author paper has been accepted by ACL 2025 (Findings) about LLM-based agent.
2025-05 One paper has been accepted by KDD 2025 about LLM-based agent.
2025-01 One first-author paper has been accepted by TheWebConf 2025 (Resource Track) about LLM-based agent.
2025-01 One paper has been accepted by TheWebConf 2025 (Industry Track) about LLM-based agent.
2025-01 One first-author paper has been accepted by NAACL 2024 (Findings) about LLM-based agent.
2024-12 One paper has been accepted by TOIS 2024 about LLM-based agent.
2024-11 One first-author paper has been accepted by TKDE 2024 about recommender systems.
2024-09 One paper has been accepted by NeurIPS 2024 about LLM-based agent.
2024-05 One paper has been accepted by ICML 2024 about knowledge graph.
2023-09 One first-author paper has been accepted by NeurIPS 2023 about causal discovery.
2023-08 Receive Award of Excellence in Starts of Tomorrow Internship Program in Microsoft Research Asia.
2023-05 One first-author paper has been accepted by KDD 2023 about recommender systems.
💡 Highlights
A Survey on the Memory Mechanism of Large Language Model based Agents
Zeyu Zhang, Xiaohe Bo, Chen Ma, Rui Li, Xu Chen, Quanyu Dai, Jieming Zhu, Zhenhua Dong, Ji-Rong Wen
TOIS 2025 Research Paper (CCF-A)
[Paper] [Github]
MemEngine: A Unified and Modular Library for Developing Advanced Memory of LLM-based Agents
Zeyu Zhang,Quanyu Dai, Xu Chen, Rui Li, Zhongyang Li, Zhenhua Dong
TheWebConf 2025 Resource Paper (CCF-A), Oral Presentation (Top 10)
[Paper] [Github]
Bayesian Active Causal Discovery with Multi-Fidelity Experiments
Zeyu Zhang, Chaozhuo Li, Xu Chen, Xing Xie
NeurIPS 2023 Research Paper (CCF-A)
[Paper] [Code]
Hierarchical Invariant Learning for Domain Generalization Recommendation
Zeyu Zhang, Heyang Gao, Hao Yang, Xu Chen
KDD 2023 Research Paper (CCF-A)
[Paper] [Code]
Meta Recommendation With Robustness Improvement
Zeyu Zhang, Chaozhuo Li, Xu Chen, Xing Xie, Philip S. Yu
TKDE 2024 Regular Paper (CCF-A)
[Paper] [Code]
📚 Academic Services
Invited Program Committee Member of NeurIPS'24/25, ICLR'25, ICML'25, ACL'25, TheWebConf'25, AAAI'26, RecSys'24/25, AISTATS'25/26 and IJCNLP'22/23.
Invited Reviewer for IEEE Transactions on Knowledge and Data Engineering (TKDE) and International Journal of Human-Computer Interaction (IJHCI).
Invited Talk about "Memory of LLM-based Agent" in CIPS-LMG 2024, Jiaxing, Zhejiang, China.
Invited Talk about "Memory of LLM-based Agent" by Li Auto, Beijing, China.
Invited Talk about "Memory of LLM-based Agent" by Jiqizhixin (机器之心).
📆 Experiences
2023.4 - 2023.7 Microsoft Research Asia Research Intern (Mentor: Dr. Chaozhuo Li, Dr. Xing Xie)
2024.2 - 2025.5 Huawei Noah’s Ark Lab Research Intern (Mentor: Dr. Quanyu Dai, Dr. Zhenhua Dong)
2025.8 - Now NExT++, National University of Singapore Visiting PhD Student (Advisor: Dr. Yang Zhang, Prof. Tat-Seng Chua)
🎓 Educations
2018 - 2022 School of Software, Shandong University, Bachelor (Advisor: Prof. Leyi Wei)
2022 - 2024 Gaoling School of Artificial Intelligence, Renmin University of China, Master (Supervisor: Prof. Xu Chen)
2024 - Now Gaoling School of Artificial Intelligence, Renmin University of China, Ph.D (Supervisor: Prof. Xu Chen)
🌟 Selected Awards
Award of Excellence in Starts of Tomorrow Internship Program, 2023, Microsoft Research Asia
CCF优秀大学生奖, 2021, 中国计算机学会.
山东大学校长奖(最高荣誉), 2021, 山东大学.
国家奖学金, 2019 & 2020 & 2021(连续三年), 中华人民共和国教育部.
NOIP提高组一等奖, 2016, 中国计算机学会.
