Xidong Feng

Research Scientist, Google DeepMind

xidong.jpg

I am a Research Scientist in Google DeepMind. I am graduating from Computer Science, University College London, advised by Prof. Jun Wang. Previously I did my undergraduate at the Department of Automation, Tsinghua University.

My research interests lie in Large Language Model, Single-agent/Multi-agent and Meta Reinforcement Learning.

news

Jul 30, 2024 Happy to announce that I will be joining the Discovery Team at Google DeepMind as a Research Scientist this November!
May 1, 2024 Our new work Alphazero-like Tree-Search can Guide Large Language Model Decoding and Training has been accepted by the ICML 2024, check our codebase.
Dec 1, 2023 Two of my cofirst-authored papers have been accecpted in JMLR, including TorchOpt and Heterogeneous-Agent Reinforcement Learning, check them out!

selected publications

2023

  1. ICML 2024
    Alphazero-like Tree-Search can Guide Large Language Model Decoding and Training
    Xidong Feng*, Ziyu Wan*, Muning Wen, Ying Wen, Weinan Zhang, and Jun Wang
    arXiv preprint arXiv:2309.17179, 2023
  2. JMLR
    Heterogeneous-Agent Reinforcement Learning
    Yifan Zhong*, Jakub Grudzien*, Xidong Feng*, Siyi Ji, Jiaming Ji, and Yaodong Yang
    Journal of Machine Learning Research, 2023
  3. JMLR
    TorchOpt: An Efficient Library for Differentiable Optimization
    Jie Ren*, Xidong Feng*, Bo Liu*, Xuehai Pan*, Yao Fu, Luo Mai, and Yaodong Yang
    Journal of Machine Learning Research, 2023
  4. NeurIPS 2023
    ChessGPT: Bridging Policy Learning and Language Modeling
    Xidong Feng, Yicheng Luo, Ziyan Wang, Hongrui Tang, Mengyue Yang, Kun Shao, David Mguni, and 2 more authors
    Advances in Neural Information Processing Systems, 2023

2022

  1. NeurIPS
    A Theoretical Understanding of Gradient Bias in Meta-Reinforcement Learning
    Xidong Feng*, Bo Liu*, Jie Ren, Luo Mai, Rui Zhu, Haifeng Zhang, Jun Wang, and 1 more author
    In NeurIPS, 2022

2021

  1. NeurIPS
    Neural auto-curricula in two-player zero-sum games
    Xidong Feng*, Oliver Slumbers*, Ziyu Wan, Bo Liu, Stephen McAleer, Ying Wen, Jun Wang, and 1 more author
    Advances in Neural Information Processing Systems, 2021