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相关论文: Enhanced Over-the-Air Federated Learning Using AI-…

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Over-the-Air Federated Learning (AirFL) is an emerging paradigm that tightly integrates wireless signal processing and distributed machine learning to enable scalable AI at the network edge. By leveraging the superposition property of…

信息论 · 计算机科学 2025-12-04 Seyed Mohammad Azimi-Abarghouyi , Carlo Fischione , Kaibin Huang

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…

信息论 · 计算机科学 2022-03-30 Peng Yang , Yuning Jiang , Ting Wang , Yong Zhou , Yuanming Shi , Colin N. Jones

Over-the-air computation is a communication-efficient solution for federated learning (FL). In such a system, iterative procedure is performed: Local gradient of private loss function is updated, amplified and then transmitted by every…

机器学习 · 计算机科学 2023-09-06 Rongfei Fan , Xuming An , Shiyuan Zuo , Han Hu

To address the limitations of traditional over-the-air federated learning (OA-FL) such as limited server coverage and low resource utilization, we propose an OA-FL in MIMO cloud radio access network (MIMO Cloud-RAN) framework, where edge…

信息论 · 计算机科学 2023-05-18 Haoming Ma , Xiaojun Yuan , Zhi Ding

Federated learning (FL), as an emerging distributed machine learning paradigm, allows a mass of edge devices to collaboratively train a global model while preserving privacy. In this tutorial, we focus on FL via over-the-air computation…

机器学习 · 计算机科学 2023-10-17 Jingyang Zhu , Yuanming Shi , Yong Zhou , Chunxiao Jiang , Wei Chen , Khaled B. Letaief

Over-the-air (OTA) computation has recently emerged as a communication-efficient Federated Learning (FL) paradigm to train machine learning models over wireless networks. However, its performance is limited by the device with the worst SNR,…

机器学习 · 计算机科学 2024-02-05 Muhammad Faraz Ul Abrar , Nicolò Michelusi

With the explosive growth of data and wireless devices, federated learning (FL) over wireless medium has emerged as a promising technology for large-scale distributed intelligent systems. Yet, the urgent demand for ubiquitous intelligence…

信号处理 · 电气工程与系统科学 2022-05-09 Chenxi Zhong , Huiyuan Yang , Xiaojun Yuan

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…

机器学习 · 计算机科学 2025-05-14 Jinsheng Yuan , Zhuangkun Wei , Weisi Guo

With huge amounts of data explosively increasing in the mobile edge, over-the-air federated learning (OA-FL) emerges as a promising technique to reduce communication costs and privacy leak risks. However, when devices in a relatively large…

信号处理 · 电气工程与系统科学 2022-09-26 Xiangyu Zhong , Xiaojun Yuan , Huiyuan Yang , Chenxi Zhong

Federated learning (FL) is an emerging machine learning paradigm for training models across multiple edge devices holding local data sets, without explicitly exchanging the data. Recently, over-the-air (OTA) FL has been suggested to reduce…

信号处理 · 电气工程与系统科学 2023-03-31 Tomer Gafni , Kobi Cohen , Yonina C. Eldar

Over-the-Air Computation is a beyond-5G communication strategy that has recently been shown to be useful for the decentralized training of machine learning models due to its efficiency. In this paper, we propose an Over-the-Air federated…

机器学习 · 计算机科学 2024-03-08 Halil Yigit Oksuz , Fabio Molinari , Henning Sprekeler , Joerg Raisch

Federated learning (FL) is a new paradigm to train AI models over distributed edge devices (i.e., workers) using their local data, while confronting various challenges including communication resource constraints, edge heterogeneity and…

分布式、并行与集群计算 · 计算机科学 2025-07-09 Qianpiao Ma , Junlong Zhou , Xiangpeng Hou , Jianchun Liu , Hongli Xu , Jianeng Miao , Qingmin Jia

In this paper, we consider decentralized federated learning (FL) over wireless networks, where over-the-air computation (AirComp) is adopted to facilitate the local model consensus in a device-to-device (D2D) communication manner. However,…

信息论 · 计算机科学 2021-06-16 Yandong Shi , Yong Zhou , Yuanming Shi

Cell-free massive MIMO is emerging as a promising technology for future wireless communication systems, which is expected to offer uniform coverage and high spectral efficiency compared to classical cellular systems. We study in this paper…

信号处理 · 电气工程与系统科学 2023-09-19 Houssem Sifaou , Geoffrey Ye Li

Vertical federated learning (FL) is a collaborative machine learning framework that enables devices to learn a global model from the feature-partition datasets without sharing local raw data. However, as the number of the local intermediate…

信息论 · 计算机科学 2023-05-11 Yuanming Shi , Shuhao Xia , Yong Zhou , Yijie Mao , Chunxiao Jiang , Meixia Tao

In this paper, we consider communication-efficient over-the-air federated learning (FL), where multiple edge devices with non-independent and identically distributed datasets perform multiple local iterations in each communication round and…

信号处理 · 电气工程与系统科学 2022-03-29 Yinan Zou , Zixin Wang , Xu Chen , Haibo Zhou , Yong Zhou

Federated learning (FL) over wireless communication channels, specifically, over-the-air (OTA) model aggregation framework is considered. In OTA wireless setups, the adverse channel effects can be alleviated by increasing the number of…

机器学习 · 计算机科学 2021-12-22 Ozan Aygün , Mohammad Kazemi , Deniz Gündüz , Tolga M. Duman

Pinching antennas systems (PASSs) have recently been proposed as a novel flexible-antenna technology. These systems are implemented by attaching low-cost pinching elements to dielectric waveguides. As the direct link is bypassed through…

信息论 · 计算机科学 2026-02-17 Saba Asaad , Ali Bereyhi

We propose an uplink over-the-air aggregation (OAA) method for wireless federated learning (FL) that simultaneously trains multiple models. To maximize the multi-model training convergence rate, we derive an upper bound on the optimality…

信息论 · 计算机科学 2024-09-04 Chong Zhang , Min Dong , Ben Liang , Ali Afana , Yahia Ahmed

Fluid antenna system (FAS) is able to exploit spatial degrees of freedom (DoFs) in wireless channels. In this letter, to exploit spatial DoFs in frequency-selective environments, we investigate an orthogonal frequency division multiplexing…

信息论 · 计算机科学 2026-02-10 Heyang Xiong , Quanzhong Li , Qi Zhang