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In the expanding field of machine learning, federated learning has emerged as a pivotal methodology for distributed data environments, ensuring privacy while leveraging decentralized data sources. However, the heterogeneity of client data…

Machine Learning · Computer Science 2025-01-28 Alice Smith , Bob Johnson , Michael Geller

Federated learning enables machine learning models to learn from private decentralized data without compromising privacy. The standard formulation of federated learning produces one shared model for all clients. Statistical heterogeneity…

Machine Learning · Computer Science 2020-03-20 Viraj Kulkarni , Milind Kulkarni , Aniruddha Pant

To improve business efficiency and minimize costs, Artificial Intelligence (AI) practitioners have adopted a shift from formulating models from scratch towards sharing pretrained models. The pretrained models are then aggregated into a…

Neural and Evolutionary Computing · Computer Science 2025-05-12 Anthony Kiggundu , Dennis Krummacker , Hans D. Schotten

Federated Learning (FL) enables large-scale distributed training of machine learning models, while still allowing individual nodes to maintain data locally. However, executing FL at scale comes with inherent practical challenges: 1)…

Machine Learning · Computer Science 2025-05-23 Hossein Zakerinia , Shayan Talaei , Giorgi Nadiradze , Dan Alistarh

Federated Learning (FL) is a variant of distributed learning where edge devices collaborate to learn a model without sharing their data with the central server or each other. We refer to the process of training multiple independent models…

Machine Learning · Computer Science 2022-09-22 Neelkamal Bhuyan , Sharayu Moharir , Gauri Joshi

Federated learning has been widely applied to enable decentralized devices, which each have their own local data, to learn a shared model. However, learning from real-world data can be challenging, as it is rarely identically and…

Machine Learning · Computer Science 2020-07-28 Kavya Kopparapu , Eric Lin , Jessica Zhao

Recently, lots of algorithms have been proposed for learning a fair classifier from decentralized data. However, many theoretical and algorithmic questions remain open. First, is federated learning necessary, i.e., can we simply train…

Machine Learning · Computer Science 2022-12-08 Yuchen Zeng , Hongxu Chen , Kangwook Lee

Federated learning (FL) has enabled training machine learning models exploiting the data of multiple agents without compromising privacy. However, FL is known to be vulnerable to data heterogeneity, partial device participation, and…

Machine Learning · Computer Science 2023-06-13 Marina Costantini , Giovanni Neglia , Thrasyvoulos Spyropoulos

The federated learning paradigm has motivated the development of methods for aggregating multiple client updates into a global server model, without sharing client data. Many federated learning algorithms, including the canonical Federated…

Machine Learning · Computer Science 2024-02-20 Nikita Dhawan , Nicole Mitchell , Zachary Charles , Zachary Garrett , Gintare Karolina Dziugaite

Federated learning (FL) refers to the learning paradigm that trains machine learning models directly in the decentralized systems consisting of smart edge devices without transmitting the raw data, which avoids the heavy communication costs…

Machine Learning · Computer Science 2020-12-17 Xin Yao , Lifeng Sun

Classic Machine Learning techniques require training on data available in a single data lake. However, aggregating data from different owners is not always convenient for different reasons, including security, privacy and secrecy. Data…

Machine Learning · Computer Science 2023-04-03 Bruno Casella , Roberto Esposito , Carlo Cavazzoni , Marco Aldinucci

Federated Learning (FL) is a distributed machine learning strategy, developed for settings where training data is owned by distributed devices and cannot be shared. FL circumvents this constraint by carrying out model training in…

Machine Learning · Computer Science 2025-01-24 Maria Hartmann , Grégoire Danoy , Pascal Bouvry

Federated learning has made an important contribution to data privacy-preserving. Many previous works are based on the assumption that the data are independently identically distributed (IID). As a result, the model performance on…

Machine Learning · Computer Science 2020-09-17 Anxun He , Jianzong Wang , Zhangcheng Huang , Jing Xiao

Federated Learning (FL) is a paradigm that aims to support loosely connected clients in learning a global model collaboratively with the help of a centralized server. The most popular FL algorithm is Federated Averaging (FedAvg), which is…

Computer Vision and Pattern Recognition · Computer Science 2021-01-21 Yaoxin Zhuo , Baoxin Li

Federated learning methods enable model training across distributed data sources without data leaving their original locations and have gained increasing interest in various fields. However, existing approaches are limited, excluding many…

Machine Learning · Statistics 2023-07-10 Conor Hassan , Robert Salomone , Kerrie Mengersen

The federated learning (FL) framework enables edge clients to collaboratively learn a shared inference model while keeping privacy of training data on clients. Recently, many heuristics efforts have been made to generalize centralized…

Machine Learning · Computer Science 2022-07-18 Jiayin Jin , Jiaxiang Ren , Yang Zhou , Lingjuan Lyu , Ji Liu , Dejing Dou

Federated Learning (FL) emerged as a practical approach to training a model from decentralized data. The proliferation of FL led to the development of numerous FL algorithms and mechanisms. Many prior efforts have given their primary focus…

Machine Learning · Computer Science 2024-03-27 Gustav A. Baumgart , Jaemin Shin , Ali Payani , Myungjin Lee , Ramana Rao Kompella

Federated Learning (FL) has emerged as a prominent distributed machine learning framework that enables geographically discrete clients to train a global model collaboratively while preserving their privacy-sensitive data. However, due to…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-04-15 Shensheng Zheng , Wenhao Yuan , Xuehe Wang , Lingjie Duan

Federated Learning(FL) is popular as a privacy-preserving machine learning paradigm for generating a single model on decentralized data. However, statistical heterogeneity poses a significant challenge for FL. As a subfield of FL,…

Machine Learning · Computer Science 2024-10-22 Keting Yin , Jiayi Mao

Federated learning is an emerging paradigm for decentralized training of machine learning models on distributed clients, without revealing the data to the central server. Most existing works have focused on horizontal or vertical data…

Machine Learning · Computer Science 2024-04-16 Jaeyeon Jang , Diego Klabjan , Veena Mendiratta , Fanfei Meng