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In decentralized financial systems, robust and efficient Federated Learning (FL) is promising to handle diverse client environments and ensure resilience to systemic risks. We propose Federated Risk-Aware Learning with Central Sensitivity…

Machine Learning · Computer Science 2025-02-26 Lei Zhao , Lin Cai , Wu-Sheng Lu

Federated Learning (FL) is a decentralized machine learning protocol that allows a set of participating agents to collaboratively train a model without sharing their data. This makes FL particularly suitable for settings where data privacy…

Machine Learning · Computer Science 2020-10-30 Mustafa Safa Ozdayi , Murat Kantarcioglu , Rishabh Iyer

The vast increase of Internet of Things (IoT) technologies and the ever-evolving attack vectors have increased cyber-security risks dramatically. A common approach to implementing AI-based Intrusion Detection systems (IDSs) in distributed…

Cryptography and Security · Computer Science 2023-08-07 Othmane Belarbi , Theodoros Spyridopoulos , Eirini Anthi , Ioannis Mavromatis , Pietro Carnelli , Aftab Khan

Radio Environment Map (REM) is transitioning from 5G homogeneous environments to B5G/6G heterogeneous landscapes. However, standard Federated Learning (FL), a natural fit for this distributed task, struggles with performance degradation in…

Networking and Internet Architecture · Computer Science 2025-11-12 Peide Li , Liu Cao , Lyutianyang Zhang , Dongyu Wei , Ye Hu , Qipeng Xie

In this paper, we propose an Expectation-Maximization-based (EM) Personalized Federated Learning (PFL) framework for multi-objective optimization (MOO) in Integrated Sensing and Communication (ISAC) systems. In contrast to standard…

Signal Processing · Electrical Eng. & Systems 2025-10-09 Zhou Ni , Sravan Reddy Chintareddy , Peiyuan Guan , Morteza Hashemi

News recommendation is critical for personalized news access. Most existing news recommendation methods rely on centralized storage of users' historical news click behavior data, which may lead to privacy concerns and hazards. Federated…

Information Retrieval · Computer Science 2023-05-31 Jingwei Yi , Fangzhao Wu , Chuhan Wu , Ruixuan Liu , Guangzhong Sun , Xing Xie

Federated Learning (FL) is a distributed machine learning technique that preserves data privacy by sharing only the trained parameters instead of the client data. This makes FL ideal for highly dynamic, heterogeneous, and time-critical…

Machine Learning · Computer Science 2025-10-30 Kasun Eranda Wijethilake , Adnan Mahmood , Quan Z. Sheng

The ability to monitor ambient characteristics, interact with them, and derive information about the surroundings has been made possible by the rapid proliferation of edge sensing devices like IoT, mobile, and wearable devices and their…

Machine Learning · Computer Science 2023-11-03 Berrenur Saylam , Özlem Durmaz İncel

Federated Learning (FL) shows promise in preserving privacy and enabling collaborative learning. However, most current solutions focus on private data collected from a single domain. A significant challenge arises when client data comes…

Machine Learning · Computer Science 2025-04-10 Dung Thuy Nguyen , Taylor T. Johnson , Kevin Leach

As privacy protection gains increasing importance, more models are being trained on edge devices and subsequently merged into the central server through Federated Learning (FL). However, current research overlooks the impact of network…

Machine Learning · Computer Science 2025-08-04 Hangyu Li , Hongyue Wu , Guodong Fan , Zhen Zhang , Shizhan Chen , Zhiyong Feng

Federated learning (FL) is emerging as a new paradigm to train machine learning models in distributed systems. Rather than sharing, and disclosing, the training dataset with the server, the model parameters (e.g. neural networks weights and…

Signal Processing · Electrical Eng. & Systems 2020-05-27 Stefano Savazzi , Monica Nicoli , Vittorio Rampa

Online intelligent education platforms have generated a vast amount of distributed student learning data. This influx of data presents opportunities for cognitive diagnosis (CD) to assess students' mastery of knowledge concepts while also…

Machine Learning · Computer Science 2025-08-05 Shangshang Yang , Jialin Han , Xiaoshan Yu , Ziwen Wang , Hao Jiang , Haiping Ma , Xingyi Zhang , Geyong Min

Federated Learning (FL) is a data-minimization approach enabling collaborative model training across diverse clients with local data, avoiding direct data exchange. However, state-of-the-art FL solutions to identify fraudulent financial…

Decentralized Federated Learning (DFL) enables collaborative model training without a central server but faces challenges in efficiency, stability, and trustworthiness due to communication and computational limitations among distributed…

Machine Learning · Computer Science 2025-03-18 Shan Sha , Shenglong Zhou , Lingchen Kong , Geoffrey Ye Li

Federated learning (FL) enables distributed learning across edge devices while protecting data privacy. However, the learning accuracy decreases due to the heterogeneity of devices' data, and the computation and communication latency…

Machine Learning · Computer Science 2024-01-17 Xiaonan Liu , Tharmalingam Ratnarajah , Mathini Sellathurai , Yonina C. Eldar

The effective detection of evidence of financial anomalies requires collaboration among multiple entities who own a diverse set of data, such as a payment network system (PNS) and its partner banks. Trust among these financial institutions…

Distributed Federated Learning (DFL) enables decentralized model training across large-scale systems without a central parameter server. However, DFL faces three critical challenges: privacy leakage from honest-but-curious neighbors, slow…

Machine Learning · Computer Science 2026-02-24 Nuocheng Yang , Sihua Wang , Zhaohui Yang , Mingzhe Chen , Changchuan Yin , Kaibin Huang

To handle the data explosion in the era of internet of things (IoT), it is of interest to investigate the decentralized network, with the aim at relaxing the burden to central server along with keeping data privacy. In this work, we develop…

Signal Processing · Electrical Eng. & Systems 2020-07-28 Yue Xiao , Yu Ye , Shaocheng Huang , Li Hao , Zheng Ma , Ming Xiao , Shahid Mumtaz

Federated learning (FL) enables collaborative training of a shared model on edge devices while maintaining data privacy. FL is effective when dealing with independent and identically distributed (iid) datasets, but struggles with non-iid…

Machine Learning · Computer Science 2023-07-06 Chenhao Xu , Jiaqi Ge , Yong Li , Yao Deng , Longxiang Gao , Mengshi Zhang , Yong Xiang , Xi Zheng

In mobile and IoT systems, Federated Learning (FL) is increasingly important for effectively using data while maintaining user privacy. One key challenge in FL is managing statistical heterogeneity, such as non-i.i.d. data, arising from…

Machine Learning · Computer Science 2024-05-17 Kunda Yan , Sen Cui , Abudukelimu Wuerkaixi , Jingfeng Zhang , Bo Han , Gang Niu , Masashi Sugiyama , Changshui Zhang
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