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Communication on heterogeneous edge networks is a fundamental bottleneck in Federated Learning (FL), restricting both model capacity and user participation. To address this issue, we introduce two novel strategies to reduce communication…

Machine Learning · Computer Science 2019-01-09 Sebastian Caldas , Jakub Konečny , H. Brendan McMahan , Ameet Talwalkar

Quantization is a common approach to mitigate the communication cost of federated learning (FL). In practice, the quantized local parameters are further encoded via an entropy coding technique, such as Huffman coding, for efficient data…

Machine Learning · Computer Science 2024-09-11 Shayan Mohajer Hamidi , Ali Bereyhi

Federated learning (FL) has attracted tremendous attentions in recent years due to its privacy preserving measures and great potentials in some distributed but privacy-sensitive applications like finance and health. However, high…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-14 Yuzhu Mao , Zihao Zhao , Guangfeng Yan , Yang Liu , Tian Lan , Linqi Song , Wenbo Ding

Federated Learning (FL) enables collaborative model training across multiple clients without sharing their private data. However, data heterogeneity across clients leads to client drift, which degrades the overall generalization performance…

Machine Learning · Computer Science 2026-03-02 Alina Devkota , Jacob Thrasher , Donald Adjeroh , Binod Bhattarai , Prashnna K. Gyawali

Federated Learning (FL) facilitates the fine-tuning of Foundation Models (FMs) using distributed data sources, with Low-Rank Adaptation (LoRA) gaining popularity due to its low communication costs and strong performance. While recent work…

Machine Learning · Computer Science 2025-05-27 Zihao Peng , Jiandian Zeng , Boyuan Li , Guo Li , Shengbo Chen , Tian Wang

Federated learning (FL) is an emerging paradigm that permits a large number of clients with heterogeneous data to coordinate learning of a unified global model without the need to share data amongst each other. A major challenge in…

Machine Learning · Computer Science 2023-11-16 Irene Tenison , Sai Aravind Sreeramadas , Vaikkunth Mugunthan , Edouard Oyallon , Irina Rish , Eugene Belilovsky

Federated learning (FL) allows model training from local data collected by edge/mobile devices while preserving data privacy, which has wide applicability to image and vision applications. A challenge is that client devices in FL usually…

Machine Learning · Computer Science 2022-04-07 Yuang Jiang , Shiqiang Wang , Victor Valls , Bong Jun Ko , Wei-Han Lee , Kin K. Leung , Leandros Tassiulas

Federated Learning (FL) has emerged as a fundamental learning paradigm to harness massive data scattered at geo-distributed edge devices in a privacy-preserving way. Given the heterogeneous deployment of edge devices, however, their data…

Networking and Internet Architecture · Computer Science 2024-05-30 Mulei Ma , Chenyu Gong , Liekang Zeng , Yang Yang , Liantao Wu

With the increasing number and enhanced capabilities of IoT devices in smart buildings, these devices are evolving beyond basic data collection and control to actively participate in deep learning tasks. Federated Learning (FL), as a…

Machine Learning · Computer Science 2025-04-15 Heqiang Wang , Xiang Liu , Yucheng Liu , Jia Zhou , Weihong Yang , Xiaoxiong Zhong

Federated Learning (FL) facilitates collaborative machine learning by training models on local datasets, and subsequently aggregating these local models at a central server. However, the frequent exchange of model parameters between clients…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-04-15 Liwei Wang , Jun Li , Wen Chen , Qingqing Wu , Ming Ding

We propose Compressed Vertical Federated Learning (C-VFL) for communication-efficient training on vertically partitioned data. In C-VFL, a server and multiple parties collaboratively train a model on their respective features utilizing…

Machine Learning · Computer Science 2023-03-30 Timothy Castiglia , Anirban Das , Shiqiang Wang , Stacy Patterson

Federated learning (FL), aimed at leveraging vast distributed datasets, confronts a crucial challenge: the heterogeneity of data across different silos. While previous studies have explored discrete representations to enhance model…

Machine Learning · Computer Science 2025-06-06 Tianyi Zhang , Yu Cao , Dianbo Liu

Federated Learning (FL) has garnered increasing attention due to its unique characteristic of allowing heterogeneous clients to process their private data locally and interact with a central server, while being respectful of privacy. A…

Machine Learning · Computer Science 2025-09-11 Kai Yi , Georg Meinhardt , Laurent Condat , Peter Richtárik

Federated learning (FL) enables multiple devices to collaboratively learn a global model without sharing their personal data. In real-world applications, the different parties are likely to have heterogeneous data distribution and limited…

Machine Learning · Computer Science 2021-11-23 Ouiame Marnissi , Hajar El Hammouti , El Houcine Bergou

Federated learning (FL) is a privacy-preserving machine learning setting that enables many devices to jointly train a shared global model without the need to reveal their data to a central server. However, FL involves a frequent exchange of…

Machine Learning · Computer Science 2021-10-07 Yuzhi Yang , Zhaoyang Zhang , Qianqian Yang

The objective of Federated Learning (FL) is to perform statistical inference for data which are decentralised and stored locally on networked clients. FL raises many constraints which include privacy and data ownership, communication…

Machine Learning · Computer Science 2022-06-01 Maxime Vono , Vincent Plassier , Alain Durmus , Aymeric Dieuleveut , Eric Moulines

Efficiently running federated learning (FL) on resource-constrained devices is challenging since they are required to train computationally intensive deep neural networks (DNN) independently. DNN partitioning-based FL (DPFL) has been…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-01-04 Di Wu , Rehmat Ullah , Philip Rodgers , Peter Kilpatrick , Ivor Spence , Blesson Varghese

Federated Learning (FL) is a distributed machine learning setting that requires multiple clients to collaborate on training a model while maintaining data privacy. The unaddressed inherent sparsity in data and models often results in overly…

Machine Learning · Statistics 2025-12-30 Krishna Harsha Kovelakuntla Huthasana , Alireza Olama , Andreas Lundell

Asynchronous federated learning (AFL) accelerates training by eliminating the need to wait for stragglers, but its asynchronous nature introduces gradient staleness, where outdated gradients degrade performance. Existing solutions address…

Machine Learning · Computer Science 2025-06-24 Chaoyi Lu , Yiding Sun , Jinqian Chen , Zhichuan Yang , Jiangming Pan , Jihua Zhu

Federated learning (FL) is a collaborative learning paradigm for decentralized private data from mobile terminals (MTs). However, it suffers from issues in terms of communication, resource of MTs, and privacy. Existing privacy-preserving FL…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-05-03 Yifan Shi , Kang Wei , Li Shen , Jun Li , Xueqian Wang , Bo Yuan , Song Guo