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Related papers: Hierarchical Over-the-Air FedGradNorm

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Over-the-air federated learning (OTA-FL) provides bandwidth-efficient learning by leveraging the inherent superposition property of wireless channels. Personalized federated learning balances performance for users with diverse datasets,…

Information Theory · Computer Science 2024-01-23 Jiayu Mao , Aylin Yener

Federated learning (FL) is a viable technique to train a shared machine learning model without sharing data. Hierarchical FL (HFL) system has yet to be studied regrading its multiple levels of energy, computation, communication, and client…

Machine Learning · Computer Science 2024-06-24 Xiaojing Chen , Zhenyuan Li , Wei Ni , Xin Wang , Shunqing Zhang , Yanzan Sun , Shugong Xu , Qingqi Pei

Federated learning (FL) shines through in the internet of things (IoT) with its ability to realize collaborative learning and improve learning efficiency by sharing client model parameters trained on local data. Although FL has been…

Machine Learning · Computer Science 2023-05-23 Liangqi Yuan , Lu Su , Ziran Wang

Over-the-air (OTA) federated learning (FL) effectively utilizes communication bandwidth, yet it is vulnerable to errors during analog aggregation. While removing users with unfavorable channel conditions can mitigate these errors, it also…

Signal Processing · Electrical Eng. & Systems 2025-03-04 Yang Zhao , Minrui Xu , Ping Wang , Dusit Niyato

Federated Learning has recently been utilized to collaboratively fine-tune foundation models across multiple clients. Notably, federated low-rank adaptation LoRA-based fine-tuning methods have recently gained attention, which allows clients…

Machine Learning · Computer Science 2025-06-17 Zikai Zhang , Ping Liu , Jiahao Xu , Rui Hu

Hierarchical federated learning (HFL) shows great advantages over conventional two-layer federated learning (FL) in reducing network overhead and interaction latency while still retaining the data privacy of distributed FL clients. However,…

Machine Learning · Computer Science 2023-11-07 Bibo Wu , Fang Fang , Xianbin Wang , Donghong Cai , Shu Fu , Zhiguo Ding

Federated Learning (FL) has evolved as a promising technique to handle distributed machine learning across edge devices. A single neural network (NN) that optimises a global objective is generally learned in most work in FL, which could be…

Information Theory · Computer Science 2022-03-10 Sawan Singh Mahara , Shruti M. , B. N. Bharath , Akash Murthy

Federated Learning (FL) is a decentralized machine learning architecture, which leverages a large number of remote devices to learn a joint model with distributed training data. However, the system-heterogeneity is one major challenge in a…

Machine Learning · Computer Science 2024-05-14 Xingyu Li , Zhe Qu , Bo Tang , Zhuo Lu

Over-the-air (OTA) federated learning (FL) has been well recognized as a scalable paradigm that exploits the waveform superposition of the wireless multiple-access channel to aggregate model updates in a single use. Existing OTA-FL designs…

Machine Learning · Computer Science 2026-02-16 Muhammad Faraz Ul Abrar , Nicolò Michelusi

The rapid development of artificial intelligence (AI) over massive applications including Internet-of-things on cellular network raises the concern of technical challenges such as privacy, heterogeneity and resource efficiency. Federated…

Networking and Internet Architecture · Computer Science 2023-06-02 Xingfu Yi , Rongpeng Li , Chenghui Peng , Fei Wang , Jianjun Wu , Zhifeng Zhao

Federated Learning (FL) is a distributed machine learning framework that inherently allows edge devices to maintain their local training data, thus providing some level of privacy. However, FL's model updates still pose a risk of privacy…

Information Theory · Computer Science 2024-12-06 Jiayu Mao , Tongxin Yin , Aylin Yener , Mingyan Liu

Federated learning has gained popularity as a means of training models distributed across the wireless edge. The paper introduces delay-aware hierarchical federated learning (DFL) to improve the efficiency of distributed machine learning…

Machine Learning · Computer Science 2023-09-29 Frank Po-Chen Lin , Seyyedali Hosseinalipour , Nicolò Michelusi , Christopher Brinton

Federated learning (FL) with over-the-air computation efficiently utilizes the communication resources, but it can still experience significant latency when each device transmits a large number of model parameters to the server. This paper…

Information Theory · Computer Science 2025-04-22 Chong Zhang , Min Dong , Ben Liang , Ali Afana , Yahia Ahmed

Federated learning (FL) is a promising learning paradigm that can tackle the increasingly prominent isolated data islands problem while keeping users' data locally with privacy and security guarantees. However, FL could result in…

Information Theory · Computer Science 2022-03-30 Peng Yang , Yuning Jiang , Ting Wang , Yong Zhou , Yuanming Shi , Colin N. Jones

Multi-Task Learning (MTL) is a learning paradigm in machine learning and its aim is to leverage useful information contained in multiple related tasks to help improve the generalization performance of all the tasks. In this paper, we give a…

Machine Learning · Computer Science 2021-03-30 Yu Zhang , Qiang Yang

Heterogeneous multi-task learning (HMTL) is an important topic in multi-task learning (MTL). Most existing HMTL methods usually solve either scenario where all tasks reside in the same input (feature) space yet unnecessarily the consistent…

Machine Learning · Computer Science 2021-02-01 Quan Feng , Songcan Chen

Federated learning (FL) is an emerging distributed machine learning paradigm that enables collaborative training of machine learning models over decentralized devices without exposing their local data. One of the major challenges in FL is…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-11 Md Sirajul Islam , Simin Javaherian , Fei Xu , Xu Yuan , Li Chen , Nian-Feng Tzeng

Federated learning (FL) is a popular distributed machine learning (ML) technique in Internet of Things (IoT) networks, where resource-constrained devices collaboratively train ML models while preserving data privacy. However, implementation…

Networking and Internet Architecture · Computer Science 2026-01-07 Payam Abdisarabshali , Nicholas Accurso , Filippo Malandra , Weifeng Su , Seyyedali Hosseinalipour

Over-the-Air Federated Learning (OTA-FL) is a privacy-preserving distributed learning mechanism, by aggregating updates in the electromagnetic channel rather than at the server. A critical research gap in existing OTA-FL research is the…

Machine Learning · Computer Science 2025-05-14 Jinsheng Yuan , Zhuangkun Wei , Weisi Guo

Federated Learning (FL) has gained significant attention in recent years due to its distributed nature and privacy preserving benefits. However, a key limitation of conventional FL is that it learns and distributes a common global model to…

Machine Learning · Computer Science 2025-01-08 Bibo Wu , Fang Fang , Xianbin Wang