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Self-supervised learning enables the training of large neural models without the need for large, labeled datasets. It has been generating breakthroughs in several fields, including computer vision, natural language processing, biology, and…

Computation and Language · Computer Science 2023-12-19 Luis Lugo , Valentin Vielzeuf

Federated Learning is an algorithm suited for training models on decentralized data, but the requirement of a central "server" node is a bottleneck. In this document, we first introduce the notion of Decentralized Federated Learning (DFL).…

Machine Learning · Computer Science 2021-08-10 Zhuofan Zhang , Mi Zhou , Kaicheng Niu , Chaouki Abdallah

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

Communication costs within Federated learning hinder the system scalability for reaching more data from more clients. The proposed FL adopts a hub-and-spoke network topology. All clients communicate through the central server. Hence,…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-11-18 Chun-Chih Kuo , Ted Tsei Kuo , Chia-Yu Lin

Federated learning (FL) has recently emerged as an important and promising learning scheme in IoT, enabling devices to jointly learn a model without sharing their raw data sets. However, as the training data in FL is not collected and…

Machine Learning · Computer Science 2021-05-04 Shuo Wan , Jiaxun Lu , Pingyi Fan , Yunfeng Shao , Chenghui Peng , Khaled B. letaief

Federated learning (FL) allows collaborative machine learning (ML) model training among decentralized clients' information, ensuring data privacy. The decentralized nature of FL deals with non-independent and identically distributed…

Federated Learning (FL) is a novel machine learning approach that allows the model trainer to access more data samples, by training the model across multiple decentralized data sources, while data access constraints are in place. Such…

Computation and Language · Computer Science 2022-11-18 Andre Manoel , Mirian Hipolito Garcia , Tal Baumel , Shize Su , Jialei Chen , Dan Miller , Danny Karmon , Robert Sim , Dimitrios Dimitriadis

Federated learning performs distributed model training using local data hosted by agents. It shares only model parameter updates for iterative aggregation at the server. Although it is privacy-preserving by design, federated learning is…

Machine Learning · Computer Science 2019-05-09 Yufei Han , Xiangliang Zhang

Federated learning becomes a prominent approach when different entities want to learn collaboratively a common model without sharing their training data. However, Federated learning has two main drawbacks. First, it is quite bandwidth…

Cryptography and Security · Computer Science 2021-03-02 Raouf Kerkouche , Gergely Ács , Claude Castelluccia , Pierre Genevès

Federated learning is an approach to train machine learning models on the edge of the networks, as close as possible where the data is produced, motivated by the emerging problem of the inability to stream and centrally store the large…

Machine Learning · Computer Science 2022-10-07 Kuo-Yun Liang , Abhishek Srinivasan , Juan Carlos Andresen

Federated learning is a new learning paradigm for extracting knowledge from distributed data. Due to its favorable properties in preserving privacy and saving communication costs, it has been extensively studied and widely applied to…

Machine Learning · Computer Science 2023-06-06 Hongchang Gao , My T. Thai , Jie Wu

The rapid growth of Internet of Things (IoT) devices has generated vast amounts of data, leading to the emergence of federated learning as a novel distributed machine learning paradigm. Federated learning enables model training at the edge,…

Signal Processing · Electrical Eng. & Systems 2023-11-03 Abdelaziz Salama , Achilleas Stergioulis , Syed Ali Zaidi , Des McLernon

Pre-training is prevalent in nowadays deep learning to improve the learned model's performance. However, in the literature on federated learning (FL), neural networks are mostly initialized with random weights. These attract our interest in…

Machine Learning · Computer Science 2023-03-24 Hong-You Chen , Cheng-Hao Tu , Ziwei Li , Han-Wei Shen , Wei-Lun Chao

Federated learning (FL) addresses privacy concerns in training language models by enabling multiple clients to contribute to the training, without sending their data to others. However, non-IID (identically and independently distributed)…

Machine Learning · Computer Science 2025-01-28 Jong-Ik Park , Carlee Joe-Wong

Federated learning is a training paradigm that learns from multiple distributed users without aggregating data on a centralized server. Such a paradigm promises the ability to deploy machine-learning at-scale to a diverse population of…

Computation and Language · Computer Science 2022-10-11 Andrew Silva , Pradyumna Tambwekar , Matthew Gombolay

Federated learning (FL) allows multiple clients to collectively train a high-performance global model without sharing their private data. However, the key challenge in federated learning is that the clients have significant statistical…

Machine Learning · Computer Science 2022-03-23 Liang Gao , Huazhu Fu , Li Li , Yingwen Chen , Ming Xu , Cheng-Zhong Xu

In Federated Learning, we aim to train models across multiple computing units (users), while users can only communicate with a common central server, without exchanging their data samples. This mechanism exploits the computational power of…

Machine Learning · Computer Science 2020-10-26 Alireza Fallah , Aryan Mokhtari , Asuman Ozdaglar

Hyperparameter selection is critical for stable and efficient convergence of heterogeneous federated learning, where clients differ in computational capabilities, and data distributions are non-IID. Tuning hyperparameters is a manual and…

Machine Learning · Computer Science 2025-10-07 Aayushya Agarwal , Larry Pileggi , Gauri Joshi

In federated learning, clients share a global model that has been trained on decentralized local client data. Although federated learning shows significant promise as a key approach when data cannot be shared or centralized, current methods…

Machine Learning · Computer Science 2021-02-09 Edvin Listo Zec , Olof Mogren , John Martinsson , Leon René Sütfeld , Daniel Gillblad

Federated learning is a paradigm of increasing relevance in real world applications, aimed at building a global model across a network of heterogeneous users without requiring the sharing of private data. We focus on model learning over…

Machine Learning · Computer Science 2025-07-24 Aritz Pérez , Carlos Echegoyen , Guzmán Santafé