\* contributes equally to this work. \+ the first author is my guided student.


  1. LMExplainer: a Knowledge-Enhanced Explainer for Language Models
    Zichen Chen, Ambuj K Singh, and Misha Sra
    arXiv preprint arXiv:2303.16537 2023
  2. (Innovative Applications Award) Efficient Training of Large-scale Industrial Fault Diagnostic Models through Federated Opportunistic Block Dropout
    Yuanyuan Chen*, Zichen Chen*, Sheng Guo, Yansong Zhao, and 5 more authors
    Proceedings of the 35th Annual Conference on Innovative Applications of Artificial Intelligence (IAAI-23) 2023
  3. FedOBD: Opportunistic Block Dropout for Efficiently Training Large-scale Neural Networks through Federated Learning
    Yuanyuan Chen*, Zichen Chen*, Pengcheng Wu, and Han Yu
    Proceedings of the 32nd International Joint Conference on Artificial Intelligence (IJCAI-23) 2023
  4. Real-Time Hierarchical Map Segmentation for Coordinating Multirobot Exploration
    Tianze Luo, Zichen Chen, Budhitama Subagdja, and Ah-Hwee Tan
    IEEE Access 2023


  1. FLAS: A Platform for Studying Attacks on Federated Learning
    Yuanchao Loh+, Zichen Chen, Yansong Zhao, and Han Yu
    In Social Computing and Social Media: Design, User Experience and Impact: 14th International Conference, SCSM 2022, Held as Part of the 24th HCI International Conference, HCII 2022, Virtual Event, June 26‚ÄďJuly 1, 2022, Proceedings, Part I 2022
  1. A multi-player game for studying federated learning incentive schemes
    Kang Loon Ng+, Zichen Chen, Zelei Liu, Han Yu, and 2 more authors
    In Proceedings of the Twenty-Ninth International Conference on International Joint Conferences on Artificial Intelligence (IJCAI-20) 2021
  1. A gamified research tool for incentive mechanism design in federated learning
    Zichen Chen, Zelei Liu, Kang Loon Ng, Han Yu, and 2 more authors
    Federated Learning: Privacy and Incentive 2020
  1. End-to-end Deep Reinforcement Learning for Multi-agent Collaborative Exploration
    Zichen Chen, Budhitama Subagdja, and Ah-Hwee Tan
    In 2019 IEEE International Conference on Agents (ICA) 2019