Lu Chen, Shanghai Jiao Tong Univerisity


		Lu Chen Associate Professor X-LANCE Lab Department of Computer Science and Engineering Shanghai Jiao Tong University Email: chenlusz [AT] sjtu [DOT] edu [DOT] cn Address: 800 Dongchuan Road, Shanghai 200240, China

Lu Chen

Associate Professor
X-LANCE Lab
Department of Computer Science and Engineering
Shanghai Jiao Tong University

Email: chenlusz [AT] sjtu [DOT] edu [DOT] cn
Address: 800 Dongchuan Road, Shanghai 200240, China

Large Language Models (LLM) Group @SJTU X-LANCE Lab

We are looking for Ph.D./master/undergraduate students and postdocs interested in Large Language Models (LLMs) and AI for Science. Please send your CV to me if you want to join us.
2025-03-20：正在招收2025年09月入学的普博生，方向为大模型与 AI for Science 的交叉方向，涉及大模型后训练、强化学习推理、大模型智能体、多模态大模型等细分方向，欢迎感兴趣的同学联系. 【招生启事】

Research Interests

Natural Language Processing: Dialogue Systems, Large Language Models
AI for Science: AI for Materials Science, AI for Life Science

Teaching

Natural Language Processing for CS&AI undergraduates at SJTU, 2021/2022/2023/2024 Fall
Knowledge Representation and Reasoning for AI undergraduates at SJTU, 2022/2023/2024 Spring

Selected Publication [Google Scholar]

Pre-Training, Alignment, Inference for Large Language Models

Heads up! Large Language Models Can Perform Tasks Without Your Instruction via Selective Attention Head Masking
Senyu Han, Hongchuan Zeng, Kai Yu, Lu Chen
ICML 2025 [Paper]
Reducing Tool Hallucination via Reliability Alignment
Hongshen Xu, Zichen Zhu, Lei Pan, Zihan Wang, Su Zhu, Da Ma, Ruisheng Cao, Lu Chen, Kai Yu
ICML 2025 [Paper]
Rejection Improves Reliability: Training LLMs to Refuse Un-known Questions Using RL from Knowledge Feedback
Hongshen Xu, Zichen Zhu, Situo Zhang, Da Ma, Shuai Fan, Lu Chen, Kai Yu
COLM 2024 [Paper]
Evolving Subnetwork Training for Large Language Models
Hanqi Li, Lu Chen, Da Ma, Zijian Wu, Su Zhu, Kai Yu
ICML 2024 [Paper]

Autonomous Agents with Large Language Models

NeuSym-RAG: Hybrid Neural Symbolic Retrieval with Multiview Structuring for PDF Question Answering
Ruisheng Cao, Hanchong Zhang, Tiancheng Huang, Zhangyi Kang, Yuxin Zhang, Liangtai Sun, Hanqi Li, Yuxun Miao, Shuai Fan, Lu Chen, Kai Yu
ACL 2025 [Paper][Code]
MobA: Multifaceted Memory-Enhanced Adaptive Planning for Efficient Mobile Task Automation
Zichen Zhu, Hao Tang, Yansi Li, Dingye Liu, Hongshen Xu, Kunyao Lan, Danyang Zhang, Yixuan Jiang, Hao Zhou, Chenrun Wang, Situo Zhang, Liangtai Sun, Yixiao Wang, Yuheng Sun, Lu Chen, Kai Yu
NAACL 2025 (Demo Track) [Paper][Code]
IBSEN: Director-Actor Agent Collaboration for Controllable and Interactive Drama Script Generation
Senyu Han, Lu Chen, Li-Min Lin, Zhengshan Xu, Kai Yu
ACL 2024 [Paper][Website]
Large Language Models Are Semi-Parametric Reinforcement Learning Agent
Danyang Zhang, Lu Chen, Situo Zhang, Hongshen Xu, Zihan Zhao, Kai Yu
NeurIPS 2023 [Paper] [Code]

Large Language Models for Science

Developing ChemDFM as A Large Language Foundation Model for Chemistry
Zihan Zhao^*, Da Ma^*, Lu Chen, Liangtai Sun, Zihao Li, Yi Xia, Bo Chen, Hongshen Xu, Zichen Zhu, Su Zhu, Shuai Fan, Guodong Shen, Kai Yu, Xin Chen
Cell Reports Physical Science, 2025. [Paper][Code][HuggingFace][央视新闻联播]
ChemDFM-X: Towards Large Multimodal Model for Chemistry
Zihan Zhao^*, Bo Chen^*, Jingpiao Li, Lu Chen, Liyang Wen, Pengyu Wang, Zichen Zhu, Danyang Zhang, Ziping Wan, Yansi Li, Zhongyang Dai, Xin Chen, Kai Yu
Science China Information Sciences, 2024. [Paper][Code][HuggingFace]
SciEval: A Multi-Level Large Language Model Evaluation Benchmark for Scientific Research
Liangtai Sun, Yang Han, Zihan Zhao, Da Ma, Zhennan Shen, Baocai Chen, Lu Chen, Kai Yu
AAAI 2024 [Paper][Website]
AI for Science: 智能化科学设施变革基础研究
杨小康, 许岩岩, 陈露, 王韫博, 高岳, 田济东, 俞凯, 金耀辉, 梅宏
中国科学院院刊, 2024, 39(1): 59-69 [Paper][新闻报道]

Professional Services

Action Editor/Area Chair

ACL Rolling Review (ARR)

Programme Committee Member

ACL(Main/Demo Track), NAACL(Main/Demo Track), EMNLP, AAAI, NeurIPS, ICML

Journal Reviewer

Transactions of the Association for Computational Linguistics (TACL)
IEEE/ACM Transactions on Audio, Speech and Language Processing (TASLP)
ACM Transactions on Multimedia Computing, Communications, and Applications (TOMM)
IEEE Intelligent Systems
Journal of Computer Science and Technology (JCST)
自动化学报

Honors and Awards

2022 NCMMSC Best Paper Award
2021 CCF Outstanding Doctoral Dissertation Award Nomination (17 for CS major in China)
2021 ACM (Shanghai Chapter) Outstanding Doctoral Dissertation Award (3 in Shanghai)
2020 Shanghai Jiao Tong University (SJTU) Outstanding Doctoral Dissertation Award (15 in SJTU)
2018 COLING Area Chair Favorites

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