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Related papers: Federated Graph Unlearning

200 papers

In the era of big data applications, Federated Graph Learning (FGL) has emerged as a prominent solution that reconcile the tradeoff between optimizing the collective intelligence between decentralized datasets holders and preserving…

Machine Learning · Computer Science 2025-07-23 Zhengyu Wu , Xunkai Li , Yinlin Zhu , Zekai Chen , Guochen Yan , Yanyu Yan , Hao Zhang , Yuming Ai , Xinmo Jin , Rong-Hua Li , Guoren Wang

Federated learning (FL) is an appealing concept to perform distributed training of Neural Networks (NN) while keeping data private. With the industrialization of the FL framework, we identify several problems hampering its successful…

Machine Learning · Computer Science 2020-11-13 Lixuan Yang , Cedric Beliard , Dario Rossi

Federated learning (FL) has recently emerged as a promising distributed machine learning (ML) paradigm. Practical needs of the "right to be forgotten" and countering data poisoning attacks call for efficient techniques that can remove, or…

Machine Learning · Computer Science 2021-05-07 Gaoyang Liu , Xiaoqiang Ma , Yang Yang , Chen Wang , Jiangchuan Liu

Learning on Graphs (LoG) is widely used in multi-client systems when each client has insufficient local data, and multiple clients have to share their raw data to learn a model of good quality. One scenario is to recommend items to clients…

Machine Learning · Computer Science 2022-12-26 Shuang Wu , Mingxuan Zhang , Yuantong Li , Carl Yang , Pan Li

This work tackles the challenges of data heterogeneity and communication limitations in decentralized federated learning. We focus on creating a collaboration graph that guides each client in selecting suitable collaborators for training…

Machine Learning · Computer Science 2024-06-11 Salma Kharrat , Marco Canini , Samuel Horvath

Federated Learning (FL) has emerged as a powerful paradigm for collaborative machine learning across decentralized data sources, preserving privacy by keeping data local. However, increasing legal and ethical demands, such as the "right to…

Machine Learning · Computer Science 2026-02-09 Radmehr Karimian , Amirhossein Bagheri , Meghdad Kurmanji , Nicholas D. Lane , Gholamali Aminian

Graph condensation (GC), which reduces the size of a large-scale graph by synthesizing a small-scale condensed graph as its substitution, has benefited various graph learning tasks. However, existing GC methods rely on centralized data…

Machine Learning · Computer Science 2024-12-23 Bo Yan , Sihao He , Cheng Yang , Shang Liu , Yang Cao , Chuan Shi

Federated Learning is widely employed to tackle distributed sensitive data. Existing methods primarily focus on addressing in-federation data heterogeneity. However, we observed that they suffer from significant performance degradation when…

Machine Learning · Computer Science 2024-07-09 Mengmeng Ma , Tang Li , Xi Peng

Graph unlearning technology has become increasingly important since the advent of the `right to be forgotten' and the growing concerns about the privacy and security of artificial intelligence. Graph unlearning aims to quickly eliminate the…

Machine Learning · Computer Science 2024-12-17 Yi Li , Shichao Zhang , Guixian Zhang , Debo Cheng

Federated Learning (FL) has received much attention in recent years. However, although clients are not required to share their data in FL, the global model itself can implicitly remember clients' local data. Therefore, it's necessary to…

Machine Learning · Computer Science 2024-12-31 Zibin Pan , Zhichao Wang , Chi Li , Kaiyan Zheng , Boqi Wang , Xiaoying Tang , Junhua Zhao

Graph neural networks (GNNs) are widely used for learning from graph-structured data in domains such as social networks, recommender systems, and financial platforms. To comply with privacy regulations like the GDPR, CCPA, and PIPEDA,…

Machine Learning · Computer Science 2026-03-20 Jiahao Zhang , Yilong Wang , Suhang Wang

Machine unlearning is an emerging technology that has come to attract widespread attention. A number of factors, including regulations and laws, privacy, and usability concerns, have resulted in this need to allow a trained model to forget…

Machine Learning · Computer Science 2024-06-18 Heng Xu , Tianqing Zhu , Lefeng Zhang , Wanlei Zhou , Wei Zhao

Graph Neural Network (GNN) research is rapidly growing thanks to the capacity of GNNs in learning distributed representations from graph-structured data. However, centralizing a massive amount of real-world graph data for GNN training is…

One of many impediments to applying graph neural networks (GNNs) to large-scale real-world graph data is the challenge of centralized training, which requires aggregating data from different organizations, raising privacy concerns.…

Machine Learning · Computer Science 2025-12-19 Ruiyu Li , Peige Zhao , Guangxia Li , Pengcheng Wu , Xingyu Gao , Zhiqiang Xu

The advent of Federated Learning (FL) highlights the practical necessity for the right to be forgotten for all clients, allowing them to request data deletion from the machine learning models service provider. This necessity has spurred a…

Machine Learning · Computer Science 2025-01-09 Hanlin Gu , Win Kent Ong , Chee Seng Chan , Lixin Fan

Neural networks unintentionally memorize training data, creating privacy risks in federated learning (FL) systems, such as inference and reconstruction attacks on sensitive data. To mitigate these risks and to comply with privacy…

Machine Learning · Computer Science 2025-09-22 Van-Tuan Tran , Hong-Hanh Nguyen-Le , Quoc-Viet Pham

Financial crime detection using graph learning improves financial safety and efficiency. However, criminals may commit financial crimes across different institutions to avoid detection, which increases the difficulty of detection for…

Cryptography and Security · Computer Science 2023-10-13 Zhirui Pan , Guangzhong Wang , Zhaoning Li , Lifeng Chen , Yang Bian , Zhongyuan Lai

Federated learning (FL) enables multiple clients to train a machine learning model collaboratively without exchanging their local data. Federated unlearning is an inverse FL process that aims to remove a specified target client's…

Machine Learning · Computer Science 2023-02-27 Guanghao Li , Li Shen , Yan Sun , Yue Hu , Han Hu , Dacheng Tao

Federated graph learning (FGL) has recently emerged as a promising privacy-preserving paradigm that enables distributed graph learning across multiple data owners. A critical privacy concern in federated learning is whether an adversary can…

Machine Learning · Computer Science 2026-01-28 Shuyue Wei , Wantong Chen , Tongyu Wei , Chen Gong , Yongxin Tong , Lizhen Cui

Federated Learning (FL) deals with learning a central model (i.e. the server) in privacy-constrained scenarios, where data are stored on multiple devices (i.e. the clients). The central model has no direct access to the data, but only to…

Machine Learning · Computer Science 2021-05-03 Debora Caldarola , Massimiliano Mancini , Fabio Galasso , Marco Ciccone , Emanuele Rodolà , Barbara Caputo