News

• [Sep 2025] Glad to have finished my internship at Microsoft Research.
• [Aug 2025] Two papers accepted by EMNLP 2025.
• [Jul 2025] Glad to know that Prof Lu Cheng's proposal, which builds on our EMNLP 2024 paper on UQ for LLMs, has received the NSF CAREER Award.
• [Jun 2025] Excited to see the technical report of MiniCPM4 officially released! Honored to have contributed during my internship at ModelBest and THUNLP.
• [May 2025] One paper on LLMs Routing was released on arxiv.
• [May 2025] One paper accepted by ACL 2025.
• [Sep 2024] One paper accepted by EMNLP 2024.
• [Jan 2024] Thrilled to win the ZJUI Decans Scholarship as the only graduate student from the Class of 2026.

Selected Papers

[† denotes equal contribution]
• CP-Router: An Uncertainty-Aware Router Between LLM and LRM [link]
  Jiayuan Su, Fulin Lin, Zhaopeng Feng, Han Zheng, Teng Wang, Zhenyu Xiao, Xinlong Zhao, Zuozhu Liu, Lu Cheng, Hongwei Wang.
  
• MT-RewardTree: A Comprehensive Framework for Advancing LLM-Based Machine Translation via Reward Modeling [link]
  Zhaopeng Feng†, Jiahan Ren†, Jiayuan Su†, Jiamei Zheng, Zhihang Tang, Hongwei Wang, Zuozhu Liu. In EMNLP 2025
  
• M-MAD: Multidimensional Multi-Agent Debate for Advanced Machine Translation Evaluation [link]
  Jiayuan Su†, Zhaopeng Feng†, Jiamei Zheng, Jiahan Ren, Yan Zhang, Jian Wu, Hongwei Wang, Zuozhu Liu. In ACL 2025
  
• API Is Enough: Conformal Prediction for Large Language Models Without Logit-Access [link]
  Jiayuan Su, Jing Luo, Hongwei Wang, Lu Cheng. In EMNLP 2024
  

Experience

• [May 2025 - Present] Research Intern, Microsoft.
• [Feb 2025 – May 2025] Research Intern at ModelBest and THUNLP, supervised by Jie Cai and Dr. Xin Cong (postdoc of Prof. Maosong Sun and Prof. Zhiyuan Liu).
• [Oct 2023 - Apr 2024] Research Intern, UIC, supervised by Prof. Lu Cheng.
• [Feb 2024 - Apr 2024] Research Intern, KAUST, supervised by Prof. Di Wang.
• [Feb 2022 - Jul 2022] Research Intern, MIT xPRO, supervised by Dr. Piotr Swierczynski.

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