Publications

Preprint

  1. Preprint
    Agentic Reasoning for Large Language Models
    UIUC, Meta, Amazon, Google Deepmind, UCSD, Yale
    Preprint, 2026
    PDF
  2. Preprint
    Subspace Alignment for Vision-Language Model Test-time Adaptation
    Zhichen Zeng, Wenxuan Bao, Xiao Lin, and more authors
    Preprint, 2026
    PDF Code
  3. Preprint
    Hierarchical LoRA MoE for Efficient CTR Model Scaling
    Zhichen Zeng, Mengyue Hang, Xiaolong Liu, and more authors
    Preprint, 2025
    PDF Code
  4. Preprint
    ALERT: Zero-shot LLM Jailbreak Detection via Internal Discrepancy Amplification
    Xiao Lin, Philip Li, Zhichen Zeng, and more authors
    Preprint, 2026
    PDF Code
  5. Preprint
    AdaFuse: Adaptive Ensemble Decoding with Test-Time Scaling for LLMs
    Chengming Cui, Tianxin Wei, Ziyi Chen, and more authors
    Preprint, 2026
    PDF Code
  6. Preprint
    Cats: Mitigating correlation shift for multivariate time series classification
    Xiao Lin, Zhichen Zeng, Tianxin Wei, and more authors
    Preprint, 2025
    PDF Code
  7. Preprint
    A Collaborative Ensemble Framework for CTR Prediction
    Xiaolong Liu, Zhichen Zeng, Xiaoyi Liu, and more authors
    Preprint, 2025
    PDF Code
  8. Preprint
    THeGCN: Temporal Heterophilic Graph Convolutional Network
    Yuchen Yan, Yuzhong Chen, Huiyuan Chen, and more authors
    Preprint, 2025
    PDF Code
  9. Preprint
    WAPITI: A Watermark for Finetuned Open-Source LLMs
    Lingjie Chen, Ruizhong Qiu, Siyu Yuan, and more authors
    Preprint, 2025
    PDF Code

    10. 2026

    1. EACL26
      Harnessing Consistency for Robust Test-Time LLM Ensemble
      Zhichen Zeng, Qi Yu, Xiao Lin, and more authors
      In EACL 2026
      PDF Code
    2. TMLR
      Pave Your Own Path: Graph Gradual Domain Adaptation on Fused Gromov-Wasserstein Geodesics
      Zhichen Zeng, Ruizhong Qiu, Wenxuan Bao, and more authors
      TMLR
      PDF Code
    3. npjai
      Flow Matching Meets Biology and Life Science: A Survey
      Zihao Li*, Zhichen Zeng*, Xiao Lin*, and more authors
      Nature Portfolio Journal Artificial Intelligence
      PDF
    4. ICLR26
      PLANETALIGN: A Comprehensive Python Library for Benchmarking Network Alignment
      Qi Yu, Zhichen Zeng, Yuchen Yan, and more authors
      In ICLR 2026
      PDF Code Documentation

      5. 2025

      1. CIKM25
        InterFormer: Effective Heterogeneous Interaction Learning for Click-Through Rate Prediction
        Zhichen Zeng*, Xiaolong Liu*, Mengyue Hang*, and more authors
        In CIKM 2025
        PDF Code
      2. CIKM25
        PyG-SSL: A Graph Self-Supervised Learning Toolkit
        Lecheng Zheng, Baoyu Jing, Zihao Li, and more authors
        In CIKM 2025
        PDF Code
      3. ICLR25
        Matcha: Mitigating Graph Structure Shifts with Test-Time Adaptation
        Wenxuan Bao, Zhichen Zeng, Zhining Liu, and more authors
        In ICLR 2025
        PDF Code
      4. WWW25
        Joint Optimal Transport and Embedding for Network Alignment
        Qi Yu*, Zhichen Zeng*, Yuchen Yan, and more authors
        In theWebConf 2025
        PDF Code
      5. WWW25
        External Large Foundation Model: How to Efficiently Serve Trillions of Parameters for Online Ads Recommendation
        Mingfu Liang, Xi Liu, Rong Jin, and more authors
        In theWebConf 2025
        PDF Code
      6. KDD25
        ResMoE: Space-efficient MoE Module Approximation via Wasserstein Barycenter and Residual Restoration
        Mengting Ai, Tianxin Wei, Yifan Chen, and more authors
        In KDD 2025
        PDF Code

        7. 2024

        1. NIPS24
          Discrete-state Continuous-time Diffusion for Graph Generation
          Zhe Xu, Ruizhong Qiu, Yuzhong Chen, and more authors
          In NeurIPS 2024
          PDF Code
        2. KDD24
          AIM: Attributing, Interpreting, Mitigating Data-encoded Unfairness
          Zhining Liu, Ruizhong Qiu, Zhichen Zeng, and more authors
          In KDD 2024
          PDF Code
        3. ICML24
          Graph Mixup on Approximate Gromov–Wasserstein Geodesics
          Zhichen Zeng, Ruizhong Qiu, Zhe Xu, and more authors
          In ICML 2024
          PDF Code
        4. ICML24
          Class-Imbalanced Graph Learning without Class Rebalancing
          Zhining Liu, Ruizhong Qiu, Zhichen Zeng, and more authors
          In ICML 2024
          PDF Code
        5. ICML24
          SLOG: An Inductive Spectral Graph Neural Network Beyond Polynomial Filter
          Haobo Xu, Yuchen Yan, Dingsu Wang, and more authors
          In ICML 2024
          PDF Code
        6. AAAI24
          Hierarchical Multi-Marginal Optimal Transport for Network Alignment
          Zhichen Zeng, Boxin Du, Si Zhang, and more authors
          In AAAI 2024
          PDF Code
        7. WWW24
          PACER: Network Embedding From Positional to Structural
          Yuchen Yan, Yongyi Hu, Qinghai Zhou, and more authors
          In theWebConf 2024
          PDF
        8. WWW24
          Ensuring User-side Fairness in Dynamic Recommender Systems
          Hyunsik Yoo, Zhichen Zeng, Jian Kang, and more authors
          In theWebConf 2024
          PDF Code

        2023

        1. WWW23
          PARROT: Position-Aware Regularized Optimal Transport for Network Alignment
          Zhichen Zeng, Si Zhang, Yinglong Xia, and more author
          In theWebConf 2023
          PDF Code
        2. ICML23
          Generative Graph Dictionary Learning
          Zhichen Zeng, Ruike Zhu, Yinglong Xia, and more authors
          In ICML 2023
          PDF Code