Fei Wang

2025

Unraveling Elevated Data Leakage in Split Learning for Fine-Tuning Stable Diffusion Models

Fei Wang, Yan Zhu, Baochun Li

The 20th ACM ASIA Conference on Computer and Communications Security

Hanoi, Vietnam

ACM AsiaCCSCCF C & Core AAccept rate: 15%
August 25–29, 2025
BibTeX
@inproceedings{wang2025,
  title     = {{Unraveling Elevated Data Leakage in Split Learning for Fine-Tuning Stable Diffusion Models}},
  author    = {Fei Wang and Yan Zhu and Baochun Li},
  booktitle = {The 20th ACM ASIA Conference on Computer and Communications Security},
  year      = {2025},
}

Lethe: Interference-Based Forgetting for Continual Reinforcement Learning in Robotic Agents

Salma Emara, Baochun Li, Timothy Zeyl, Daniel Liu, Fei Wang

Under submission

Under submission
BibTeX
@misc{emara2025,
  title     = {{Lethe: Interference-Based Forgetting for Continual Reinforcement Learning in Robotic Agents}},
  author    = {Salma Emara and Baochun Li and Timothy Zeyl and Daniel Liu and Fei Wang},
  booktitle = {Under submission},
  year      = {2025},
}

Expert Pathway Recovery through Structural Memorization in Fine-Tuned Mixture-of-Experts Large Language Models

Fei Wang, Baochun Li, Bo Li

ResearchGate Preprint

Preprint
August, 2025
BibTeX
@misc{wang2025,
  title     = {{Expert Pathway Recovery through Structural Memorization in Fine-Tuned Mixture-of-Experts Large Language Models}},
  author    = {Fei Wang and Baochun Li and Bo Li},
  booktitle = {ResearchGate Preprint},
  year      = {2025},
}

Leaner Training, Lower Leakage: Revisiting Memorization in LLM Fine-Tuning with LoRA

Fei Wang, Baochun Li

arXiv Preprint

Preprint
June 25, 2025
BibTeX
@misc{wang2025,
  title     = {{Leaner Training, Lower Leakage: Revisiting Memorization in LLM Fine-Tuning with LoRA}},
  author    = {Fei Wang and Baochun Li},
  booktitle = {arXiv Preprint},
  year      = {2025},
}

Hear No Evil: Detecting Gradient Leakage by Malicious Servers in Federated Learning

Fei Wang, Baochun Li

arXiv Preprint

Preprint
June 25, 2025
BibTeX
@misc{wang2025,
  title     = {{Hear No Evil: Detecting Gradient Leakage by Malicious Servers in Federated Learning}},
  author    = {Fei Wang and Baochun Li},
  booktitle = {arXiv Preprint},
  year      = {2025},
}

2024

Data Reconstruction and Protection in Federated Learning for Fine-Tuning Large Language Models

Fei Wang, Baochun Li

IEEE Transactions on Big Data, Special Section on Pre-Trained Large Language Models

IEEE TBDCCF CJIF: 7.2
December 2024
BibTeX
@article{wang2024,
  title     = {{Data Reconstruction and Protection in Federated Learning for Fine-Tuning Large Language Models}},
  author    = {Fei Wang and Baochun Li},
  journal = {IEEE Transactions on Big Data, Special Section on Pre-Trained Large Language Models},
  year      = {2024},
}

More than Enough is Too Much: Adaptive Defenses against Gradient Leakage in Production Federated Learning

Fei Wang, Ethan Hugh, Baochun Li

IEEE/ACM Transactions on Networking

IEEE/ACM TONCCF AJIF: 3.7
March 2024
BibTeX
@article{wang2024,
  title     = {{More than Enough is Too Much: Adaptive Defenses against Gradient Leakage in Production Federated Learning}},
  author    = {Fei Wang and Ethan Hugh and Baochun Li},
  journal = {IEEE/ACM Transactions on Networking},
  year      = {2024},
  note      = {vol. 32, no. 4, pp. 3061-3075},
}

Harnessing the Power of Local Supervision in Federated Learning

Fei Wang, Baochun Li

IEEE Transactions on Big Data, Special Issue on Federated Learning for Big Data Applications

IEEE TBDCCF CJIF: 7.2
May 2024
BibTeX
@article{wang2024,
  title     = {{Harnessing the Power of Local Supervision in Federated Learning}},
  author    = {Fei Wang and Baochun Li},
  journal = {IEEE Transactions on Big Data, Special Issue on Federated Learning for Big Data Applications},
  year      = {2024},
  note      = {vol. 11, no. 5, pp. 2162-2173},
}

Cascade: Enhancing Reinforcement Learning with Curriculum Federated Learning and Interference Avoidance — A Case Study in Adaptive Bitrate Selection

Salma Emara, Daniel Liu, Fei Wang, Baochun Li

IEEE International Conference on Computer Communications, Workshop on Distributed Machine Learning and Fog Networks

Vancouver, Canada

IEEE INFOCOM WorkshopCCF A & Core A*
May 20–23, 2024
BibTeX
@inproceedings{emara2024,
  title     = {{Cascade: Enhancing Reinforcement Learning with Curriculum Federated Learning and Interference Avoidance — A Case Study in Adaptive Bitrate Selection}},
  author    = {Salma Emara and Daniel Liu and Fei Wang and Baochun Li},
  booktitle = {IEEE International Conference on Computer Communications, Workshop on Distributed Machine Learning and Fog Networks},
  year      = {2024},
}

2023

Federated Unlearning and Its Privacy Threats

Fei Wang, Baochun Li, Bo Li

IEEE Network

IEEE NetworkJIF: 10.294
June 2023
BibTeX
@article{wang2023,
  title     = {{Federated Unlearning and Its Privacy Threats}},
  author    = {Fei Wang and Baochun Li and Bo Li},
  journal = {IEEE Network},
  year      = {2023},
  note      = {vol. 38, no. 2, pp. 294-300},
}

Plato: An Open-Source Research Framework for Production Federated Learning

Baochun Li, Ningxin Su, Chen Ying, Fei Wang

ACM Turing Award Celebration Conference

Wuhan, China

ACM TURC
July 28–30, 2023
BibTeX
@inproceedings{li2023,
  title     = {{Plato: An Open-Source Research Framework for Production Federated Learning}},
  author    = {Baochun Li and Ningxin Su and Chen Ying and Fei Wang},
  booktitle = {ACM Turing Award Celebration Conference},
  year      = {2023},
}

Multi-Agent Deep Reinforcement Learning for Cooperative Edge Caching via Hybrid Communication

Fei Wang, Salma Emara, Isidor Kaplan, Baochun Li, Timothy Zeyl

IEEE International Conference on Communications, Selected Areas in Communications — Machine Learning for Communications and Networking Track

Rome, Italy

IEEE ICCCCF C
May 28–June 1, 2023
BibTeX
@inproceedings{wang2023,
  title     = {{Multi-Agent Deep Reinforcement Learning for Cooperative Edge Caching via Hybrid Communication}},
  author    = {Fei Wang and Salma Emara and Isidor Kaplan and Baochun Li and Timothy Zeyl},
  booktitle = {IEEE International Conference on Communications, Selected Areas in Communications — Machine Learning for Communications and Networking Track},
  year      = {2023},
}

More than Enough is Too Much: Adaptive Defenses against Gradient Leakage in Production Federated Learning

Fei Wang, Ethan Hugh, Baochun Li

IEEE International Conference on Computer Communications

New York Area, U.S.A.

IEEE INFOCOMCCF A & Core A* Best Paper Award
May 17–20, 2023
BibTeX
@inproceedings{wang2023,
  title     = {{More than Enough is Too Much: Adaptive Defenses against Gradient Leakage in Production Federated Learning}},
  author    = {Fei Wang and Ethan Hugh and Baochun Li},
  booktitle = {IEEE International Conference on Computer Communications},
  year      = {2023},
}

Method and Apparatus for Multiple Reinforcement Learning Agents in a Shared Environment

Zhenhua Hu, Timothy J. Zeyl, Salma Emara, Baochun Li, Fei Wang

University of Toronto & Huawei Cloud Computing Technologies Co., Ltd.

US Patent
July 6, 2023
BibTeX
@misc{hu2023,
  title     = {{Method and Apparatus for Multiple Reinforcement Learning Agents in a Shared Environment}},
  author    = {Zhenhua Hu and Timothy J. Zeyl and Salma Emara and Baochun Li and Fei Wang},
  booktitle = {University of Toronto & Huawei Cloud Computing Technologies Co., Ltd.},
  year      = {2023},
}

2022

Quality-Oriented Federated Learning on the Fly

Fei Wang, Baochun Li, Bo Li

IEEE Network, Special Issue on Federated Optimizations and Networked Edge Intelligence

IEEE NetworkJIF: 10.294
September–October 2022
BibTeX
@article{wang2022,
  title     = {{Quality-Oriented Federated Learning on the Fly}},
  author    = {Fei Wang and Baochun Li and Bo Li},
  journal = {IEEE Network, Special Issue on Federated Optimizations and Networked Edge Intelligence},
  year      = {2022},
  note      = {vol. 36, no. 5, pp. 152–159},
}

Pareto: Fair Congestion Control with Online Reinforcement Learning

Salma Emara, Fei Wang, Baochun Li, Timothy Zeyl

IEEE Transactions on Network Science and Engineering

IEEE TNSEJIF: 6.7
September–October 2022
BibTeX
@article{emara2022,
  title     = {{Pareto: Fair Congestion Control with Online Reinforcement Learning}},
  author    = {Salma Emara and Fei Wang and Baochun Li and Timothy Zeyl},
  journal = {IEEE Transactions on Network Science and Engineering},
  year      = {2022},
  note      = {vol. 9, no. 5, pp. 3731–3748},
}

Ivory: Learning Network Adaptive Streaming Codes

Salma Emara, Fei Wang, Isidor Kaplan, Baochun Li

The 30th IEEE/ACM International Symposium on Quality of Service

Online

IEEE IWQoSCCF B & Core BAccept rate: 24.3%
June 10–12, 2022
BibTeX
@inproceedings{emara2022,
  title     = {{Ivory: Learning Network Adaptive Streaming Codes}},
  author    = {Salma Emara and Fei Wang and Isidor Kaplan and Baochun Li},
  booktitle = {The 30th IEEE/ACM International Symposium on Quality of Service},
  year      = {2022},
}