Ph.D. student at THUIR, Department of Computer Science and Technology, Tsinghua University
Advised by Prof. Yiqun Liu
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research: large language models, evaluation, personalization, digital twins
focus: how LLMs can understand, empower, and model individualsI am a Ph.D. student at THUIR, Department of Computer Science and Technology, Tsinghua University, advised by Prof. Yiqun Liu.
My research studies how large language models can understand, empower, and model individuals. I am broadly interested in LLM evaluation, agents, personalization, digital twins, and human-centered AI systems.
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SimVBG: Simulating Individual Values by Backstory Generation
Bangde Du, Ziyi Ye, Zhijing Wu, Monika A. Jankowska, Shuqi Zhu, Qingyao Ai, Yujia Zhou, Yiqun Liu
EMNLP 2025 Main Conference -
TwinVoice: A Multi-dimensional Benchmark Towards Digital Twins via LLM Persona Simulation
Bangde Du, Minghao Guo, Songming He, Ziyi Ye, Xi Zhu, Weihang Su, Shuqi Zhu, Yujia Zhou, Yongfeng Zhang, Qingyao Ai, Yiqun Liu
ACL 2026 Findings -
Understanding the Effect of Opinion Polarization in Short Video Browsing
Bangde Du, Ziyi Ye, Zhijing Wu, Monika Jankowska, Qingyao Ai, Yiqun Liu
SIGIR 2025
More papers are listed on my homepage and Google Scholar.
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Tsinghua University
Ph.D. Student, Department of Computer Science and Technology
2023 - Present -
Tsinghua University
B.Eng., Department of Automation
2019 - 2023