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Privacy-preserving federated learning (PPFL) aims to train a global model for multiple clients while maintaining their data privacy. However, current PPFL protocols exhibit one or more of the following insufficiencies: considerable…

Cryptography and Security · Computer Science 2025-09-09 Wenhan Dong , Chao Lin , Xinlei He , Shengmin Xu , Xinyi Huang

The rapid expansion of distributed photovoltaic (PV) installations worldwide, many being behind-the-meter systems, has significantly challenged energy management and grid operations, as unobservable PV generation further complicates the…

Machine Learning · Computer Science 2025-05-23 Xiaolu Chen , Chenghao Huang , Yanru Zhang , Hao Wang

Federated learning (FL) has emerged as a promising learning paradigm in which only local model parameters (gradients) are shared. Private user data never leaves the local devices thus preserving data privacy. However, recent research has…

Cryptography and Security · Computer Science 2022-12-23 Xiaochan Xue , Moh Khalid Hasan , Shucheng Yu , Laxima Niure Kandel , Min Song

The pervasive adoption of Internet-connected digital services has led to a growing concern in the personal data privacy of their customers. On the other hand, machine learning (ML) techniques have been widely adopted by digital service…

Cryptography and Security · Computer Science 2021-05-13 Jiale Guo , Ziyao Liu , Kwok-Yan Lam , Jun Zhao , Yiqiang Chen , Chaoping Xing

Federated Learning (FL) is a paradigm for large-scale distributed learning which faces two key challenges: (i) efficient training from highly heterogeneous user data, and (ii) protecting the privacy of participating users. In this work, we…

Machine Learning · Computer Science 2023-01-06 Maxence Noble , Aurélien Bellet , Aymeric Dieuleveut

Federated learning (FL) has become a prevalent distributed machine learning paradigm with improved privacy. After learning, the resulting federated model should be further personalized to each different client. While several methods have…

Machine Learning · Computer Science 2021-03-09 Bingyan Liu , Yao Guo , Xiangqun Chen

Federated learning (FL) has enabled training models collaboratively from multiple data owning parties without sharing their data. Given the privacy regulations of patient's healthcare data, learning-based systems in healthcare can greatly…

Cryptography and Security · Computer Science 2020-09-18 Matei Grama , Maria Musat , Luis Muñoz-González , Jonathan Passerat-Palmbach , Daniel Rueckert , Amir Alansary

Many application scenarios call for training a machine learning model among multiple participants. Federated learning (FL) was proposed to enable joint training of a deep learning model using the local data in each party without revealing…

Machine Learning · Computer Science 2021-02-12 Kai-Fung Chu , Lintao Zhang

Secure aggregation is a critical component in federated learning (FL), which enables the server to learn the aggregate model of the users without observing their local models. Conventionally, secure aggregation algorithms focus only on…

Machine Learning · Computer Science 2023-07-28 Jinhyun So , Ramy E. Ali , Basak Guler , Jiantao Jiao , Salman Avestimehr

In Machine Learning scenarios, privacy is a crucial concern when models have to be trained with private data coming from users of a service, such as a recommender system, a location-based mobile service, a mobile phone text messaging…

Machine Learning · Computer Science 2020-07-20 Vito Walter Anelli , Yashar Deldjoo , Tommaso Di Noia , Antonio Ferrara

Federated learning (FL) is a type of collaborative machine learning where participating peers/clients process their data locally, sharing only updates to the collaborative model. This enables to build privacy-aware distributed machine…

Machine Learning · Computer Science 2023-03-07 Filippo Galli , Sayan Biswas , Kangsoo Jung , Tommaso Cucinotta , Catuscia Palamidessi

Federated Learning (FL) is a machine learning paradigm to conduct collaborative learning among clients on a joint model. The primary goal is to share clients' local training parameters with an integrating server while preserving their…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Mahdi Ghafourian , Julian Fierrez , Ruben Vera-Rodriguez , Ruben Tolosana , Aythami Morales

Federated learning (FL) is recently surging as a promising decentralized deep learning (DL) framework that enables DL-based approaches trained collaboratively across clients without sharing private data. However, in the context of the…

Machine Learning · Computer Science 2023-02-24 Van-Tuan Tran , Huy-Hieu Pham , Kok-Seng Wong

Federated learning (FL) is a heavily promoted approach for training ML models on sensitive data, e.g., text typed by users on their smartphones. FL is expressly designed for training on data that are unbalanced and non-iid across the…

Machine Learning · Computer Science 2022-03-07 Tao Yu , Eugene Bagdasaryan , Vitaly Shmatikov

Federated learning has recently been applied to recommendation systems to protect user privacy. In federated learning settings, recommendation systems can train recommendation models only collecting the intermediate parameters instead of…

Information Retrieval · Computer Science 2023-03-10 Zehua Sun , Yonghui Xu , Yong Liu , Wei He , Lanju Kong , Fangzhao Wu , Yali Jiang , Lizhen Cui

Federated learning (FL) has emerged as a method to preserve privacy in collaborative distributed learning. In FL, clients train AI models directly on their devices rather than sharing data with a centralized server, which can pose privacy…

Cryptography and Security · Computer Science 2024-11-26 Haleh Hayati , Carlos Murguia , Nathan van de Wouw

In the traditional distributed machine learning scenario, the user's private data is transmitted between clients and a central server, which results in significant potential privacy risks. In order to balance the issues of data privacy and…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-12-20 Zihao Zhao , Yuzhu Mao , Yang Liu , Linqi Song , Ye Ouyang , Xinlei Chen , Wenbo Ding

Federated learning (FL) has attracted growing attention since it allows for privacy-preserving collaborative training on decentralized clients without explicitly uploading sensitive data to the central server. However, recent works have…

Machine Learning · Computer Science 2023-12-19 Yuting Ma , Yuanzhi Yao , Xiaohua Xu

With the emergence of data silos and popular privacy awareness, the traditional centralized approach of training artificial intelligence (AI) models is facing strong challenges. Federated learning (FL) has recently emerged as a promising…

Cryptography and Security · Computer Science 2020-03-05 Lingjuan Lyu , Han Yu , Qiang Yang

Federated Learning (FL) facilitates collaborative model training while keeping raw data decentralized, making it a conduit for leveraging the power of IoT devices while maintaining privacy of the locally collected data. However, existing…

Cryptography and Security · Computer Science 2025-09-26 Amr Akmal Abouelmagd , Amr Hilal