I am an assistant professor with Division of Integrative Systems and Design in Hong Kong University of Science and Technology (HKUST). My research areas include mobile computing, AI enabled networking, multimodal learning, embodied AI. I have published 100+ papers at the top international journal and conferences with total .

I received B.E. and M.E. degrees from Zhejiang University, Hangzhou, China, supervised by Professor Aiping Huang and Professor Cunqing Hua. I received Ph.D. degree at the Department of Electrical and Computer Engineering, University of Waterloo under the supervision of Professor Xuemin(Sherman) Shen.

🔥 News

 🎉🎉 We have open positions for PhD Students, Postdoctoral Researcher, and Research Assistant to work over several research projects. Please drop an email to wenchaoxu@ust.hk with your complete CV if you are interested. Candidates with strong backgrounds are preferred. Visiting Students/Researchers (onsite/remote) are also welcome!

📝 Selected Publications

2025

  1. WWW'25
    Privacy-Friendly Cross-Domain Recommendation via Distilling User-irrelevant Information
    Cheng Wang, Wenchao Xu, Haozhao Wang, and 2 more authors
    The 2025 ACM Web Conference, 2025
  2. ICLR'25
    One-for-All Few-Shot Anomaly Detection via Instance-Induced Prompt Learning
    Wenxi Lv, Qinliang Su, Wenchao Xu
    The Thirteenth International Conference on Learning Representations, 2025
  3. AAAI'25
    Boosting Fine-Grained Visual Anomaly Detection with Coarse-Knowledge-Aware Adversarial Learning
    Qingqing Fang, Qinliang Su, Wenxi Lv, and 2 more authors
    The 39th Annual AAAI Conference on Artificial Intelligence, 2025
  4. ICLR'25
    Self-introspective decoding: Alleviating hallucinations for large vision-language models
    Fushuo Huo, Wenchao Xu, Zhong Zhang, and 3 more authors
    International Conference on Learning Representations, 2025

2024

  1. NIPS'24
    Cross-modal Representation Flattening for Multi-modal Domain Generalization
    Yunfeng FAN, Wenchao Xu, Haozhao Wang, and 1 more author
    Advances in Neural Information Processing Systems, 2024
  2. ACM MM’24
    Detached and Interactive Multimodal Learning
    Yunfeng FAN, Wenchao Xu, Haozhao Wang, and 2 more authors
    In Proceedings of the 32nd ACM International Conference on Multimedia, 2024
  3. ECCV’24
    Personalized Federated Domain-Incremental Learning based on Adaptive Knowledge Matching
    Yichen Li, Wenchao Xu, Haozhao Wang, and 3 more authors
    In European Conference on Computer Vision, 2024
  4. ECCV’24
    Overcome Modal Bias in Multi-modal Federated Learning via Balanced Modality Selection
    Yunfeng Fan, Wenchao Xu, Haozhang Wang, and 3 more authors
    In European Conference on Computer Vision, 2024
  5. CVPR’24
    C2 KD: Bridging the Modality Gap for Cross-Modal Knowledge Distillation
    Fushuo Huo, Wenchao Xu, Jingcai Guo, and 2 more authors
    In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2024
  6. ICML'24
    FedBAT: Communication-efficient Federated Learning via Learnable Binarization
    Shiwei Li, Wenchao Xu, Haozhao Wang, and 7 more authors
    In Proceedings of the 40th International Conference on Machine Learning, 2024
  7. ICML'24
    Contamination-Resilient Anomaly Detection via Adversarial Learning on Partially-Observed Normal and Anomalous Data
    Wenxi Lv, Qinliang Su, Hai Wan, and 2 more authors
    In Proceedings of the 40th International Conference on Machine Learning, 2024
  8. ICML'24
    Amend to Alignment: Decoupled Prompt Tuning for Mitigating Spurious Correlation in Vision-Language Models
    Jie ZHANG, Xiaosong Ma, Song Guo, and 4 more authors
    In Proceedings of the 40th International Conference on Machine Learning, 2024
  9. INFOCOM’24
    OTAS: An Elastic Transformer Serving System via Token Adaptation
    Jinyu Chen, Wenchao Xu, Zicong Hong, and 3 more authors
    In Infocom 2024, 2024
  10. AAAI’24
    Knowledge-Aware Parameter Coaching for Personalized Federated Learning
    Mingjian Zhi, Yuanguo Bi, Wenchao Xu, and 2 more authors
    In AAAI 2024, 2024
  11. AAAI’24
    Non-Exemplar Online Class-incremental Continual Learning via Dual-prototype Self-augment and Refinement
    Fushuo Huo, Wenchao Xu, Jingcai Guo, and 2 more authors
    In AAAI 2024, 2024
  12. AAAI’24
    ProCC: Progressive Cross-primitive Compatibility for Open-World Compositional Zero-Shot Learning
    Fushuo Huo, Wenchao Xu, Song Guo, and 4 more authors
    In AAAI 2024, 2024

2023

  1. TMC’23
    Mobile Collaborative Learning over Opportunistic Internet of Vehicles
    Wenchao Xu, Haozhao Wang, Zhaoyi Lu, and 3 more authors
    IEEE Transactions on Mobile Computing, 2023
  2. ECML PKDD’23
    Decompose, Then Reconstruct: A Framework of Network Structures for Click-Through Rate Prediction
    Jiaming Li, Lang Lang, Zhenlong Zhu, and 3 more authors
    In Joint European Conference on Machine Learning and Knowledge Discovery in Databases, 2023
  3. INFOCOM’23
    AOCC-FL: Federated Learning with Aligned Overlapping via Calibrated Compensation
    Haozhao Wang, Wenchao Xu, Yunfeng Fan, and 2 more authors
    In IEEE INFOCOM 2023-IEEE Conference on Computer Communications, 2023
  4. CVPR’23
    DaFKD: Domain-aware Federated Knowledge Distillation
    Haozhao Wang, Yichen Li, Wenchao Xu, and 3 more authors
    In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2023
  5. CVPR’23
    PMR: Prototypical Modal Rebalance for Multimodal Learning
    Yunfeng Fan, Wenchao Xu, Haozhao Wang, and 2 more authors
    In Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2023
  6. ICML’23
    Towards Unbiased Training in Federated Open-world Semi-supervised Learning
    Jie Zhang, Xiaosong Ma, Song Guo, and 1 more author
    In Proceedings of the 40th International Conference on Machine Learning, 2023
  7. NIPS’23
    SwapPrompt: Test-Time Prompt Adaptation for Vision-Language Models
    Xiaosong Ma, Jie Zhang, Song Guo, and 1 more author
    Advances in Neural Information Processing Systems, 2023
  8. IEEE WC’23
    Towards Multi-user Access Fairness in Reconfigurable Intelligent Surface Assisted Wireless Networks
    Jinsong Chen, Wenchao Xu, Penghui Hu, and 4 more authors
    IEEE Wireless Communications, 2023
  9. TWC’23
    Optimization-Driven DRL Based Joint Beamformer Design for IRS-Aided ITSN Against Smart Jamming Attacks
    Hao Dong, Cunqing Hua, Lingya Liu, and 2 more authors
    IEEE Transactions on Wireless Communications, 2023
  10. TMC’23
    AirCon: Over-the-air consensus for wireless blockchain networks
    Xin Xie, Cunqing Hua, Jianan Hong, and 2 more authors
    IEEE Transactions on Mobile Computing, 2023
  11. TMC’23
    RingSFL: An Adaptive Split Federated Learning Towards Taming Client Heterogeneity
    Jinglong Shen, Nan Cheng, Xiucheng Wang, and 5 more authors
    IEEE Transactions on Mobile Computing, 2023


Full publications

🎖 Honors and Awards

  • 2023 Best Paper Award, PIMRC.
  • 2023 Best Demo Award Winner, ICCC.
  • 2020 Nobert Wiener Review Award, IEEE/CAA.
  • 2018 Best Paper Award, IEEE Globecom.
  • 2018 Ontario Research & Development Challenge Fund Bell Scholarship.

📖 Educations

  • 2014.09 - 2018.09, Ph.D., Electrical and Computer Engineering, University of Waterloo, Canada
  • 2008.09 - 2011.03, Master of Engineering, Information and Communication Engineering, Zhejiang University, China.
  • 2004.09 - 2008.06, Bachelor of Engineering, Communications Engineering, Chu Kochen Honors College, Zhejiang University, China.

💻 Mentoring

  • 2024.01 - now, Peirong Zheng, Ph.D. student at PolyU, Chief supervisor.
  • 2022.09 - 2025.09, Fushuo Huo, Ph.D. student at PolyU, Chief supervisor.
  • 2022.09 - 2025.09, Jinyu Chen, Ph.D. student at PolyU, Chief supervisor.
  • 2022.09 - 2025.09, Yunfeng Fan, Ph.D. student at PolyU, Chief supervisor.
  • 2021.09 - now, Zhaoyi Lu, Remote Ph.D. student at SJTU, Co-supervisor.
  • 2021.09 - 2022.09, Haodong Wan, Research Assistant, at PolyU, Mentoring.
  • 2021.09 - 2022.05, Hao Dong, Research Assistant, at PolyU, Mentoring.