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Federated learning (FL) has attracted growing interest for enabling privacy-preserving machine learning on data stored at multiple users while avoiding moving the data off-device. However, while data never leaves users' devices, privacy…

Federated machine learning leverages edge computing to develop models from network user data, but privacy in federated learning remains a major challenge. Techniques using differential privacy have been proposed to address this, but bring…

密码学与安全 · 计算机科学 2021-12-14 Timothy Stevens , Christian Skalka , Christelle Vincent , John Ring , Samuel Clark , Joseph Near

Federated learning (FL) facilitates collaborative training of machine learning models among a large number of clients while safeguarding the privacy of their local datasets. However, FL remains susceptible to vulnerabilities such as privacy…

密码学与安全 · 计算机科学 2024-03-12 Xincheng Li , Jianting Ning , Geong Sen Poh , Leo Yu Zhang , Xinchun Yin , Tianwei Zhang

We propose an efficient solver for the privacy funnel (PF) method, leveraging its difference-of-convex (DC) structure. The proposed DC separation results in a closed-form update equation, which allows straightforward application to both…

机器学习 · 计算机科学 2024-05-02 Teng-Hui Huang , Hesham El Gamal

Federated Learning (FL) is an interesting strategy that enables the collaborative training of an AI model among different data owners without revealing their private datasets. Even so, FL has some privacy vulnerabilities that have been…

机器学习 · 计算机科学 2025-06-13 Xavier Martínez Luaña , Rebeca P. Díaz Redondo , Manuel Fernández Veiga

We address the problem of cluster identity estimation in a personalized federated learning (PFL) setting in which users aim to learn different personal models. The backbone of effective learning in such a setting is to cluster users into…

机器学习 · 计算机科学 2025-03-26 Abdulmoneam Ali , Ahmed Arafa

In recent years, the growing need to leverage sensitive data across institutions has led to increased attention on federated learning (FL), a decentralized machine learning paradigm that enables model training without sharing raw data.…

Federated learning has been showing as a promising approach in paving the last mile of artificial intelligence, due to its great potential of solving the data isolation problem in large scale machine learning. Particularly, with…

机器学习 · 计算机科学 2019-12-18 Yanan Li , Shusen Yang , Xuebin Ren , Cong Zhao

Federated Averaging remains the most widely used aggregation strategy in federated learning due to its simplicity and scalability. However, its performance degrades significantly in non-IID data settings, where client distributions are…

机器学习 · 计算机科学 2025-03-07 Marco Arazzi , Mert Cihangiroglu , Antonino Nocera

Federated learning (FL) is an emerging paradigm that allows a central server to train machine learning models using remote users' data. Despite its growing popularity, FL faces challenges in preserving the privacy of local datasets, its…

密码学与安全 · 计算机科学 2025-05-09 Natalie Lang , Nir Shlezinger , Rafael G. L. D'Oliveira , Salim El Rouayheb

Federated learning (FL) has recently gained significant momentum due to its potential to leverage large-scale distributed user data while preserving user privacy. However, the typical paradigm of FL faces challenges of both privacy and…

密码学与安全 · 计算机科学 2025-05-29 Sizai Hou , Songze Li , Tayyebeh Jahani-Nezhad , Giuseppe Caire

Federated learning facilitates the collaborative training of models without the sharing of raw data. However, recent attacks demonstrate that simply maintaining data locality during training processes does not provide sufficient privacy…

机器学习 · 计算机科学 2019-08-16 Stacey Truex , Nathalie Baracaldo , Ali Anwar , Thomas Steinke , Heiko Ludwig , Rui Zhang , Yi Zhou

In this paper, to effectively prevent information leakage, we propose a novel framework based on the concept of differential privacy (DP), in which artificial noises are added to the parameters at the clients side before aggregating,…

机器学习 · 计算机科学 2019-11-11 Kang Wei , Jun Li , Ming Ding , Chuan Ma , Howard H. Yang , Farokhi Farhad , Shi Jin , Tony Q. S. Quek , H. Vincent Poor

Federated learning (FL) has rapidly become a compelling paradigm that enables multiple clients to jointly train a model by sharing only gradient updates for aggregation, without revealing their local private data. In order to protect the…

密码学与安全 · 计算机科学 2024-10-07 Shuangqing Xu , Yifeng Zheng , Zhongyun Hua

Over recent years, Federated Learning (FL) has proven to be one of the most promising methods of distributed learning which preserves data privacy. As the method evolved and was confronted to various real-world scenarios, new challenges…

机器学习 · 统计学 2024-11-15 Michael Ben Ali , Omar El-Rifai , Imen Megdiche , André Peninou , Olivier Teste

This paper studies the hierarchical clustering problem, where the goal is to produce a dendrogram that represents clusters at varying scales of a data set. We propose the ParChain framework for designing parallel hierarchical agglomerative…

数据结构与算法 · 计算机科学 2022-02-15 Shangdi Yu , Yiqiu Wang , Yan Gu , Laxman Dhulipala , Julian Shun

Federated Learning (FL) emerged as a paradigm for conducting machine learning across broad and decentralized datasets, promising enhanced privacy by obviating the need for direct data sharing. However, recent studies show that attackers can…

计算与语言 · 计算机科学 2024-11-28 Xueluan Gong , Yuji Wang , Shuaike Li , Mengyuan Sun , Songze Li , Qian Wang , Kwok-Yan Lam , Chen Chen

Security concerns in large-scale networked environments are becoming increasingly critical. To further improve the algorithm security from the design perspective of decentralized optimization algorithms, we introduce a new measure: Privacy…

最优化与控制 · 数学 2024-12-16 Luqing Wang , Luyao Guo , Shaofu Yang , Xinli Shi

Federated learning (FL) is a privacy-preserving collaborative learning framework, and differential privacy can be applied to further enhance its privacy protection. Existing FL systems typically adopt Federated Average (FedAvg) as the…

机器学习 · 计算机科学 2023-08-08 Lumin Liu , Jun Zhang , Shenghui Song , Khaled B. Letaief

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…

机器学习 · 计算机科学 2023-01-18 Nasser Aldaghri , Hessam Mahdavifar , Ahmad Beirami