Chang, Wenhan (常文瀚)
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A first-year postgraduate student., |
About me
Wenhan Chang received his B.Eng. degree in 2022 from School of computer science, China University of Geosciences, Wuhan, China. Currently he is pursuing the M.Eng. degree at China University of Geosciences. His research interests include security and explanation in deep learning, and privacy preserving.
Research
My research interests include:
Model explanation
Privacy preserving
Current work
Machine unlearning
Poisoning attack and defense in FL field
LLMs Fine-tuning security
Recent publications
Chang W, Zhu T *, Wu Y, Zhou W. "Zero-shot Class Unlearning via Layer-wise Relevance Analysis and Neuronal Path Perturbation". arXiv preprint arXiv:2410.23693. 2024
Chang W, Zhu T *, Xu H, Liu W, Zhou W. "Class Machine Unlearning for Complex Data via Concepts Inference and Data Poisoning". arXiv preprint arXiv:2405.15662. 2024
Chang W, Zhu T *. "Gradient-based defense methods for data leakage in vertical federated learning". Computers & Security. 2024
Guan F, Zhu T *, Chang W, Ren W, Zhou W. "Large Language Models Merging for Enhancing the Link Stealing Attack on Graph Neural Networks". arXiv preprint arXiv:2412.05830. 2025
Sun H, Zhu T *, Chang W, Zhou W. "Generative Adversarial Networks Unlearning". arXiv preprint arXiv:2308.09881. 2023
Sun H, Zhu T *, Chang W, Zhou W. "A two-stage Model Extraction Attack on GANs with a Small Collected Dataset". Computers & Security. 2023
Wang Y, Zhu T *, Chang W, Shen S, Ren W. "Model Poisoning Defense on Federated Learning: A Validation Based Approach", International Conference on Network and System Security. 2020
常文瀚, 李思慧, et al. "基于ARIMA模型的新冠肺炎疫情预测模拟仿真软件", 软件著作. 2021
Note: * indicates the corresponding author.
Full list of publications in Google Scholar.
Education
B.E., Computer Science and Technology, China University of Geosciences, 09.2018-06.2022
Main Courses: C++ Programming, Embedded Systems, Computer Network and Communication, Computer Control System.
M.S., Electronic Information, China University of Geosciences, 09.2022-present
Main Courses: Machine Learning, Information Security, Matrix Analysis.
Competitions and awards
The 2ed Prize in the Scientific paper presentation meeting, School of Computer Science, CUG 10.2020
The 3rd Prize in the Scientific paper presentation meeting, CUG 6.2021
Work experience
Student Union Officer, School of Computer Science, China University of Geosciences, 09.2018-06.2019