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Federated learning involves a central processor that works with multiple agents to find a global model. The process consists of repeatedly exchanging estimates, which results in the diffusion of information pertaining to the local private…

Machine Learning · Computer Science 2021-04-28 Elsa Rizk , Ali H. Sayed

Federated learning is a technique that enables distributed clients to collaboratively learn a shared machine learning model while keeping their training data localized. This reduces data privacy risks, however, privacy concerns still exist…

Machine Learning · Computer Science 2021-03-24 Vaikkunth Mugunthan , Anton Peraire-Bueno , Lalana Kagal

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…

Machine Learning · Computer Science 2023-08-08 Lumin Liu , Jun Zhang , Shenghui Song , Khaled B. Letaief

The federated learning (FL) technique was developed to mitigate data privacy issues in the traditional machine learning paradigm. While FL ensures that a user's data always remain with the user, the gradients are shared with the centralized…

Artificial Intelligence · Computer Science 2024-10-08 Yogachandran Rahulamathavan , Charuka Herath , Xiaolan Liu , Sangarapillai Lambotharan , Carsten Maple

Federated learning (FL) is a distributed machine learning paradigm enabling collaborative model training while preserving data privacy. In today's landscape, where most data is proprietary, confidential, and distributed, FL has become a…

Machine Learning · Computer Science 2025-03-11 Zilinghan Li , Shilan He , Ze Yang , Minseok Ryu , Kibaek Kim , Ravi Madduri

Federated learning enables collaborative model training across distributed clients while preserving data privacy. However, in practical deployments, device heterogeneity, non-independent, and identically distributed (Non-IID) data often…

Artificial Intelligence · Computer Science 2026-02-20 Jin Wang , Hui Ma , Fei Xing , Ming Yan

Vertical federated learning (VFL) has recently emerged as an appealing distributed paradigm empowering multi-party collaboration for training high-quality models over vertically partitioned datasets. Gradient boosting has been popularly…

Cryptography and Security · Computer Science 2023-06-06 Yifeng Zheng , Shuangqing Xu , Songlei Wang , Yansong Gao , Zhongyun Hua

Federated learning frameworks have been regarded as a promising approach to break the dilemma between demands on privacy and the promise of learning from large collections of distributed data. Many such frameworks only ask collaborators to…

Machine Learning · Computer Science 2021-03-17 Junyi Zhu , Matthew Blaschko

In federated learning, a federator coordinates the training of a model, e.g., a neural network, on privately owned data held by several participating clients. The gradient descent algorithm, a well-known and popular iterative optimization…

Machine Learning · Computer Science 2024-07-19 Maximilian Egger , Christoph Hofmeister , Antonia Wachter-Zeh , Rawad Bitar

Federated learning is a semi-distributed algorithm, where a server communicates with multiple dispersed clients to learn a global model. The federated architecture is not robust and is sensitive to communication and computational overloads…

Machine Learning · Computer Science 2023-01-18 Elsa Rizk , Stefan Vlaski , Ali H. Sayed

Federated learning has been spotlighted as a way to train neural networks using distributed data with no need for individual nodes to share data. Unfortunately, it has also been shown that adversaries may be able to extract local data…

Machine Learning · Computer Science 2021-07-13 Beongjun Choi , Jy-yong Sohn , Dong-Jun Han , Jaekyun Moon

To satisfy the broad applications and insatiable hunger for deploying low latency multimedia data classification and data privacy in a cloud-based setting, federated learning (FL) has emerged as an important learning paradigm. For the…

Machine Learning · Computer Science 2023-08-14 Achintha Wijesinghe , Songyang Zhang , Siyu Qi , Zhi Ding

In many real-world applications of machine learning, data are distributed across many clients and cannot leave the devices they are stored on. Furthermore, each client's data, computational resources and communication constraints may be…

Machine Learning · Statistics 2019-12-02 Mrinank Sharma , Michael Hutchinson , Siddharth Swaroop , Antti Honkela , Richard E. Turner

Federated Learning (FL) is a widely adopted privacy-preserving machine learning approach where private data remains local, enabling secure computations and the exchange of local model gradients between local clients and third-party…

Machine Learning · Computer Science 2025-08-04 Hanchi Ren , Jingjing Deng , Xianghua Xie

Existing approaches in Federated Learning (FL) mainly focus on sending model parameters or gradients from clients to a server. However, these methods are plagued by significant inefficiency, privacy, and security concerns. Thanks to the…

Machine Learning · Computer Science 2024-06-04 Jie Zhang , Xiaohua Qi , Bo Zhao

Federated Learning (FL) enables multiple parties to distributively train a ML model without revealing their private datasets. However, it assumes trust in the centralized aggregator which stores and aggregates model updates. This makes it…

Cryptography and Security · Computer Science 2022-02-08 Arup Mondal , Harpreet Virk , Debayan Gupta

As data privacy is gradually valued by people, federated learning(FL) has emerged because of its potential to protect data. FL uses homomorphic encryption and differential privacy encryption on the promise of ensuring data security to…

Machine Learning · Computer Science 2021-01-26 Song WenJie , Shen Xuan

Federated learning has emerged as a paradigm to train models collaboratively on inherently distributed client data while safeguarding privacy. In this context, personalized federated learning tackles the challenge of data heterogeneity by…

Machine Learning · Computer Science 2026-03-13 Peng Hu , Jianwei Ma

Private data, being larger and quality-higher than public data, can greatly improve large language models (LLM). However, due to privacy concerns, this data is often dispersed in multiple silos, making its secure utilization for LLM…

Cryptography and Security · Computer Science 2024-12-24 JiaYing Zheng , HaiNan Zhang , LingXiang Wang , WangJie Qiu , HongWei Zheng , ZhiMing Zheng

Nowadays, user privacy is becoming an issue that cannot be bypassed for system developers, especially for that of web applications where data can be easily transferred through internet. Thankfully, federated learning proposes an innovative…

Machine Learning · Computer Science 2022-10-06 Tianyi Yu , Pei Lai , Fei Teng
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