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Federated Learning (FL) often adopts differential privacy (DP) to protect client data, but the added noise required for privacy guarantees can substantially degrade model accuracy. To resolve this challenge, we propose model-splitting…

Machine Learning · Computer Science 2025-10-01 Yiwei Li , Shuai Wang , Zhuojun Tian , Xiuhua Wang , Shijian Su

Federated learning (FL) enables participating parties to collaboratively build a global model with boosted utility without disclosing private data information. Appropriate protection mechanisms have to be adopted to fulfill the opposing…

Machine Learning · Computer Science 2023-07-24 Xiaojin Zhang , Yan Kang , Kai Chen , Lixin Fan , Qiang Yang

Federated learning (FL), which is a decentralized machine learning (ML) approach, often incorporates differential privacy (DP) to provide rigorous data privacy guarantees. Previous works attempted to address high structured data…

Machine Learning · Computer Science 2025-04-30 Saber Malekmohammadi , Afaf Taik , Golnoosh Farnadi

Federated Learning (FL) offers a promising approach for training clinical AI models without centralizing sensitive patient data. However, its real-world adoption is hindered by challenges related to privacy, resource constraints, and…

We consider the problem of reinforcing federated learning with formal privacy guarantees. We propose to employ Bayesian differential privacy, a relaxation of differential privacy for similarly distributed data, to provide sharper privacy…

Machine Learning · Computer Science 2020-03-26 Aleksei Triastcyn , Boi Faltings

Federated learning (FL) is a distributed machine learning approach that allows multiple clients to collaboratively train a model without sharing their raw data. To prevent sensitive information from being inferred through the model updates…

Machine Learning · Computer Science 2024-09-23 Zhenxiao Zhang , Yuanxiong Guo , Yanmin Gong

Federated learning (FL) is a distributed learning paradigm that allows multiple decentralized clients to collaboratively learn a common model without sharing local data. Although local data is not exposed directly, privacy concerns…

Machine Learning · Computer Science 2024-10-02 Tongxin Yin , Xuwei Tan , Xueru Zhang , Mohammad Mahdi Khalili , Mingyan Liu

Federated Learning (FL) is a distributed machine learning framework that inherently allows edge devices to maintain their local training data, thus providing some level of privacy. However, FL's model updates still pose a risk of privacy…

Information Theory · Computer Science 2024-12-06 Jiayu Mao , Tongxin Yin , Aylin Yener , Mingyan Liu

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

Federated learning (FL) takes a first step towards privacy-preserving machine learning by training models while keeping client data local. Models trained using FL may still leak private client information through model updates during…

Machine Learning · Computer Science 2023-01-18 Nasser Aldaghri , Hessam Mahdavifar , Ahmad Beirami

Federated learning (FL) enables edge devices to collaboratively train machine learning models, with model communication replacing direct data uploading. While over-the-air model aggregation improves communication efficiency, uploading…

Information Theory · Computer Science 2024-10-28 Hang Liu , Jia Yan , Ying-Jun Angela Zhang

Federated learning (FL) presents an effective solution for collaborative model training while maintaining data privacy across decentralized client datasets. However, data quality issues such as noisy labels, missing classes, and imbalanced…

Machine Learning · Computer Science 2025-05-16 Alpaslan Gokcen , Ali Boyaci

Federated Learning enables a population of clients, working with a trusted server, to collaboratively learn a shared machine learning model while keeping each client's data within its own local systems. This reduces the risk of exposing…

Cryptography and Security · Computer Science 2020-10-13 David Byrd , Antigoni Polychroniadou

Federated learning (FL) as one of the novel branches of distributed machine learning (ML), develops global models through a private procedure without direct access to local datasets. However, access to model updates (e.g. gradient updates…

Cryptography and Security · Computer Science 2024-01-08 Mahtab Talaei , Iman Izadi

Federated learning (FL) has been recognized as a rapidly growing research area, where the model is trained over massively distributed clients under the orchestration of a parameter server (PS) without sharing clients' data. This paper…

Machine Learning · Computer Science 2024-04-04 Yiwei Li , Chien-Wei Huang , Shuai Wang , Chong-Yung Chi , Tony Q. S. Quek

Federated learning (FL) emerged as a paradigm designed to improve data privacy by enabling data to reside at its source, thus embedding privacy as a core consideration in FL architectures, whether centralized or decentralized. Contrasting…

Machine Learning · Computer Science 2024-12-03 Wenrui Yu , Qiongxiu Li , Milan Lopuhaä-Zwakenberg , Mads Græsbøll Christensen , Richard Heusdens

Federated learning (FL) aims to collaboratively train the global model in a distributed manner by sharing the model parameters from local clients to a central server, thereby potentially protecting users' private information. Nevertheless,…

Machine Learning · Computer Science 2023-02-17 Zhe Li , Honglong Chen , Zhichen Ni , Huajie Shao

Federated learning (FL) enables training of a global model while keeping raw data on end-devices. Despite this, FL has shown to leak private user information and thus in practice, it is often coupled with methods such as differential…

Machine Learning · Computer Science 2026-04-23 Jie Xu , Haaris Mehmood , Rogier Van Dalen , Karthikeyan Saravanan , Mete Ozay

Federated learning (FL) with differential privacy (DP) provides a framework for collaborative machine learning, enabling clients to train a shared model while adhering to strict privacy constraints. The framework allows each client to have…

Machine Learning · Computer Science 2025-02-27 Shahrzad Kiani , Nupur Kulkarni , Adam Dziedzic , Stark Draper , Franziska Boenisch

Federated learning (FL) is a distributed machine learning method where multiple devices collaboratively train a model under the management of a central server without sharing underlying data. One of the key challenges of FL is the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Emre Ardıç , Yakup Genç