I am currently a Ph.D. candidate majoring in artificial intelligence at the School of Artificial Intelligence, Jilin University (985, 211, Double 1st-Class), supervised by Prof. Hechang Chen. My research interests lie in the fields of complex network analysis, large language models, reinforcement learning, and embodied AI.

Research Outputs

  1. SSBM: A signed stochastic block model for multiple structure discovery in large-scale exploratory signed networks
    Li, Yang, Bo Yang, Xuehua Zhao, Zhejian Yang, and Hechang Chen
    Knowledge-Based Systems (2023)
  2. Generalized multi-agent competitive reinforcement learning with differential augmentation
    Liu, Tianyi, Hechang Chen, Jifeng Hu, Zhejian Yang, Bo Yu, Xinqi Du, Yinxiao Miao, and Yi Chang
    Expert Systems with Applications (2024)
  3. Uncertainty-Aware Contrastive Learning for semi-supervised named entity recognition
    Yang, Kang, Zhiwei Yang, Songwei Zhao, Zhejian Yang, Sinuo Zhang, and Hechang Chen
    Knowledge-Based Systems (2024)
  4. Effective State Space Exploration with Phase State Graph Generation and Goal-based Path Planning
    Zhang, Sinuo, Jifeng Hu, Xinqi Du, Zhejian Yang, Yang Yu, and Hechang Chen
    IJCNN'2024
  5. Decision Mamba: Reinforcement Learning via Hybrid Selective Sequence Modeling
    Huang, Sili, Jifeng Hu, Zhejian Yang, Liwei Yang, Tao Luo, Hechang Chen, Lichao Sun, and Bo Yang
    NeurIPS'2025, Vancouver
  6. A Degree-corrected Stochastic Blockmodel for Signed Network Community Discovery with Heterogeneous Degree Distribution
    Zhejian Yang, Yang Li, Bo Yu, Jifeng Hu, and Hechang Chen
    (under review)
  7. EGNN: Exploring Structure-Level Neighborhoods in Graphs with Varying Homophily Ratios
    Songwei Zhao, Bo Yu, Sinuo Zhang, Zhejian Yang, Jifeng Hu, Philip S. Yu, and Hechang Chen
    (under review)
  8. Continual Diffuser (CoD): Mastering Continual Offline Reinforcement Learning with Experience Rehearsal
    Hu, Jifeng, Li Shen, Sili Huang, Zhejian Yang, Hechang Chen, Lichao Sun, Yi Chang, and Dacheng Tao
    (under review)
  9. Solving Continual Offline RL through Selective Weights Activation on Aligned Spaces
    Hu, Jifeng, Sili Huang, Li Shen, Zhejian Yang, Shengchao Hu, Shisong Tang, Hechang Chen, Yi Chang, Dacheng Tao, and Lichao Sun
    (under review)

Awards

🏆 Second-class Scholarship
🏆 First-class Academic Scholarship
🏆 The First Prize of Jilin Mathematics Competitions
🏅 The Second Prize of Chinese Mathematics Competitions (Preliminary)

Service

👨‍🏫 2022/2023 semester 1, Machine Learning and Pattern Recognition I, TA
👨‍🏫 2023/2024 semester 1, Machine Learning and Pattern Recognition I, TA
👨‍🏫 Member of OpenLLMAI and OpenRLHF, 2023 - present