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Related papers: Global Layers: Non-IID Tabular Federated Learning

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Federated learning (FL) is a distributed machine learning framework where the global model of a central server is trained via multiple collaborative steps by participating clients without sharing their data. While being a flexible…

Machine Learning · Computer Science 2024-05-03 Junhyung Lyle Kim , Mohammad Taha Toghani , César A. Uribe , Anastasios Kyrillidis

Federated learning (FL) is an appealing paradigm that allows a group of machines (a.k.a. clients) to learn collectively while keeping their data local. However, due to the heterogeneity between the clients' data distributions, the model…

Machine Learning · Computer Science 2024-10-01 Youssef Allouah , Abdellah El Mrini , Rachid Guerraoui , Nirupam Gupta , Rafael Pinot

Data heterogeneity poses a fundamental challenge in federated learning (FL), especially when clients differ not only in distribution but also in the reliability of their predictions across individual examples. While personalized FL (PFL)…

Machine Learning · Computer Science 2025-09-29 Amr Abourayya , Jens Kleesiek , Bharat Rao , Michael Kamp

Federated Learning (FL) aims at unburdening the training of deep models by distributing computation across multiple devices (clients) while safeguarding data privacy. On top of that, Federated Continual Learning (FCL) also accounts for data…

Machine Learning · Computer Science 2025-05-27 Riccardo Salami , Pietro Buzzega , Matteo Mosconi , Mattia Verasani , Simone Calderara

Real-life deployment of federated Learning (FL) often faces non-IID data, which leads to poor accuracy and slow convergence. Personalized FL (pFL) tackles these issues by tailoring local models to individual data sources and using weighted…

Machine Learning · Computer Science 2025-04-30 Weihang Chen , Cheng Yang , Jie Ren , Zhiqiang Li , Zheng Wang

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 (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 distributed learning paradigm that allows multiple clients to jointly train a shared model while maintaining data privacy. Despite its great potential for domains with strict data privacy requirements, the…

Machine Learning · Computer Science 2025-09-26 Christoph Düsing , Philipp Cimiano

Federated learning (FL) enables collaborative machine learning across distributed data owners, but data heterogeneity poses a challenge for model calibration. While prior work focused on improving accuracy for non-iid data, calibration…

Machine Learning · Computer Science 2024-06-05 Hongyi Peng , Han Yu , Xiaoli Tang , Xiaoxiao Li

Since federated learning (FL) has been introduced as a decentralized learning technique with privacy preservation, statistical heterogeneity of distributed data stays the main obstacle to achieve robust performance and stable convergence in…

Machine Learning · Computer Science 2022-12-08 Yanhang Shi , Siguang Chen , Haijun Zhang

Graph-based semi-supervised node classification (GraphSSC) has wide applications, ranging from networking and security to data mining and machine learning, etc. However, existing centralized GraphSSC methods are impractical to solve many…

Machine Learning · Computer Science 2020-12-09 Binghui Wang , Ang Li , Hai Li , Yiran Chen

Generative models trained on multi-institutional datasets can provide an enriched understanding through diverse data distributions. However, training the models on medical images is often challenging due to hospitals' reluctance to share…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Minjun Kim , Minjee Kim , Jinhoon Jeong

Federated Learning (FL) is a machine-learning approach enabling collaborative model training across multiple decentralized edge devices that hold local data samples, all without exchanging these samples. This collaborative process occurs…

Machine Learning · Computer Science 2024-01-02 Venkataraman Natarajan Iyer

Knowledge sharing and model personalization are two key components in the conceptual framework of personalized federated learning (PFL). Existing PFL methods focus on proposing new model personalization mechanisms while simply implementing…

Machine Learning · Computer Science 2022-05-03 Fengwen Chen , Guodong Long , Zonghan Wu , Tianyi Zhou , Jing Jiang

The primary challenge in Federated Learning (FL) is to model non-IID distributions across clients, whose fine-grained structure is important to improve knowledge sharing. For example, some knowledge is globally shared across all clients,…

Machine Learning · Computer Science 2024-05-28 Shutong Chen , Tianyi Zhou , Guodong Long , Jie Ma , Jing Jiang , Chengqi Zhang

Federated learning (FL) aims to collaboratively train a shared model across multiple clients without transmitting their local data. Data heterogeneity is a critical challenge in realistic FL settings, as it causes significant performance…

Machine Learning · Computer Science 2023-11-15 Yuwei Wang , Runhan Li , Hao Tan , Xuefeng Jiang , Sheng Sun , Min Liu , Bo Gao , Zhiyuan Wu

Federated Learning (FL) is currently the most widely adopted framework for collaborative training of (deep) machine learning models under privacy constraints. Albeit it's popularity, it has been observed that Federated Learning yields…

Machine Learning · Computer Science 2019-10-07 Felix Sattler , Klaus-Robert Müller , Wojciech Samek

Data heterogeneity is one of the most challenging issues in federated learning, which motivates a variety of approaches to learn personalized models for participating clients. One such approach in deep neural networks based tasks is…

Machine Learning · Computer Science 2023-06-22 Jian Xu , Xinyi Tong , Shao-Lun Huang

Federated learning (FL) is a privacy preserving machine learning paradigm designed to collaboratively learn a global model without data leakage. Specifically, in a typical FL system, the central server solely functions as an coordinator to…

Machine Learning · Computer Science 2024-12-17 Hangyu Zhu , Yuxiang Fan , Zhenping Xie

Federated learning (FL) is increasingly adopted in domains like healthcare, where data privacy is paramount. A fundamental challenge in these systems is statistical heterogeneity-the fact that data distributions vary significantly across…

Machine Learning · Computer Science 2026-02-12 Zijian Wang , Xiaofei Zhang , Xin Zhang , Yukun Liu , Qiong Zhang