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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

The traditional framework of federated learning (FL) requires each client to re-train their models in every iteration, making it infeasible for resource-constrained mobile devices to train deep-learning (DL) models. Split learning (SL)…

Machine Learning · Computer Science 2023-03-21 Manas Wadhwa , Gagan Raj Gupta , Ashutosh Sahu , Rahul Saini , Vidhi Mittal

Federated learning enables collaborative machine learning while preserving data privacy, but high communication and computation costs, exacerbated by statistical and device heterogeneity, limit its practicality in mobile edge computing.…

Systems and Control · Electrical Eng. & Systems 2025-10-30 Jinghong Tan , Zhichen Zhang , Kun Guo , Tsung-Hui Chang , Tony Q. S. Quek

Federated learning (FL) enables a set of distributed clients to jointly train machine learning models while preserving their local data privacy, making it attractive for applications in healthcare, finance, mobility, and smart-city systems.…

Machine Learning · Computer Science 2026-03-26 Eman M. AbouNassar , Amr Elshall , Sameh Abdulah

Federated Learning (FL) is a recent model training paradigm in which client devices collaboratively train a model without ever aggregating their data. Crucially, this scheme offers users potential privacy and security benefits by only ever…

Machine Learning · Computer Science 2024-11-11 Raja Vavekanand , Kira Sam

In recent years, Federated Graph Learning (FGL) has gained significant attention for its distributed training capabilities in graph-based machine intelligence applications, mitigating data silos while offering a new perspective for…

Machine Learning · Computer Science 2025-04-15 Zhengyu Wu , Xunkai Li , Yinlin Zhu , Rong-Hua Li , Guoren Wang , Chenghu Zhou

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) with fully homomorphic encryption (FHE) effectively safeguards data privacy during model aggregation by encrypting local model updates before transmission, mitigating threats from untrusted servers or eavesdroppers…

Cryptography and Security · Computer Science 2025-09-30 Xiangchen Meng , Yangdi Lyu

With the development of edge networks and mobile computing, the need to serve heterogeneous data sources at the network edge requires the design of new distributed machine learning mechanisms. As a prevalent approach, Federated Learning…

Machine Learning · Computer Science 2024-06-04 Yilin Zheng , Atilla Eryilmaz

Federated learning (FL) is a recently developed area of machine learning, in which the private data of a large number of distributed clients is used to develop a global model under the coordination of a central server without explicitly…

Machine Learning · Computer Science 2022-07-21 Amit Kumar Kundu , Joseph Jaja

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) 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 (FL) offers a collaborative training framework, allowing multiple clients to contribute to a shared model without compromising data privacy. Due to the heterogeneous nature of local datasets, updated client models may…

Machine Learning · Computer Science 2023-11-14 Chia-Hsiang Kao , Yu-Chiang Frank Wang

Federated learning (FL) is a machine learning paradigm that facilitates massively distributed model training with end-user data on edge devices directed by a central server. However, the large number of heterogeneous clients in FL…

Machine Learning · Computer Science 2025-04-23 Qifan Yan , Andrew Liu , Shiqi He , Mathias Lécuyer , Ivan Beschastnikh

We present a partially personalized formulation of Federated Learning (FL) that strikes a balance between the flexibility of personalization and cooperativeness of global training. In our framework, we split the variables into global…

Machine Learning · Computer Science 2023-05-30 Konstantin Mishchenko , Rustem Islamov , Eduard Gorbunov , Samuel Horváth

Federated Learning (FL) enables multiple devices to collaboratively train a shared model while preserving data privacy. Ever-increasing model complexity coupled with limited memory resources on the participating devices severely bottlenecks…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-10-16 Chunlin Tian , Li Li , Kahou Tam , Yebo Wu , Chengzhong Xu

Federated learning (FL) typically faces data heterogeneity, i.e., distribution shifting among clients. Sharing clients' information has shown great potentiality in mitigating data heterogeneity, yet incurs a dilemma in preserving privacy…

Machine Learning · Computer Science 2023-10-12 Zhiqin Yang , Yonggang Zhang , Yu Zheng , Xinmei Tian , Hao Peng , Tongliang Liu , Bo Han

Federated Learning (FL) is a privacy-preserving machine learning framework facilitating collaborative training across distributed clients. However, its performance is often compromised by data heterogeneity among participants, which can…

Machine Learning · Computer Science 2026-02-16 Ziru Niu , Hai Dong , A. K. Qin

Background: Federated Learning (FL) has emerged as a promising paradigm for training machine learning models while preserving data privacy. However, applying FL to Natural Language Processing (NLP) tasks presents unique challenges due to…

Computation and Language · Computer Science 2025-06-02 Sajid Hussain , Muhammad Sohail , Nauman Ali Khan

Federated Learning (FL) enables collaborative training without centralizing data, essential for privacy compliance in real-world scenarios involving sensitive visual information. Most FL approaches rely on expensive, iterative deep network…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Alejandro Dopico-Castro , Oscar Fontenla-Romero , Bertha Guijarro-Berdiñas , Amparo Alonso-Betanzos , Iván Pérez Digón