Zhiyuan Sun

Ph.D. Student
University of Waterloo

About Me

I’m Zhiyuan Sun, a PhD student at the University of Waterloo and Vector Institute, where I am fortunate to be advised by Victor Zhong.

Research Interests

World Model: How can we build world models capable of reliable long-horizon rollouts, enabling agents to understand physical dynamics and plan by simulating future outcomes?

News

[Sept. 2025] Beginning my PhD at the University of Waterloo and the Vector Institute.

Publications

Enhancing Agent Learning through World Dynamics Modeling

Zhiyuan Sun*, Haochen Shi*, Marc-Alexandre Côté, Glen Berseth, Xingdi Yuan, Bang Liu
* Equal contribution

Findings of the Association for Computational Linguistics: EMNLP 2024.

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Deciphering Digital Detectives: Understanding LLM Behaviors and Capabilities in Multi-Agent Mystery Games

Dekun Wu, Haochen Shi, Zhiyuan Sun, Bang Liu

Findings of the Association for Computational Linguistics: ACL 2024.

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OPEx: A Component-Wise Analysis of LLM-Centric Agents in Embodied Instruction Following

Haochen Shi, Zhiyuan Sun, Xingdi Yuan, Marc-Alexandre Côté, Bang Liu

Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics (ACL).

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