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相关论文: Multi-cell Non-coherent Over-the-Air Computation f…

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We consider a broadband over-the-air computation empowered model aggregation approach for wireless federated learning (FL) systems and propose to leverage an intelligent reflecting surface (IRS) to combat wireless fading and noise. We first…

信息论 · 计算机科学 2023-10-12 Deyou Zhang , Ming Xiao , Zhibo Pang , Lihui Wang , H. Vincent Poor

Federated learning (FL) enables collaborative model training without centralizing data. However, the traditional FL framework is cloud-based and suffers from high communication latency. On the other hand, the edge-based FL framework that…

分布式、并行与集群计算 · 计算机科学 2022-10-28 Zhenxiao Zhang , Zhidong Gao , Yuanxiong Guo , Yanmin Gong

Federated learning (FL) has been considered a promising privacy preserving distributed edge learning framework. Over-the-air computation (AirComp) leveraging analog transmission enables the aggregation of local updates directly over-the-air…

信号处理 · 电气工程与系统科学 2026-04-06 Lorenz Bielefeld , Paul Zheng , Oner Hanay , Yao Zhu , Yulin Hu , Anke Schmeink

This paper investigates over-the-air computation (AirComp) over multiple-access time-varying channels, where devices with high mobility transmit their sensing data to a fusion center (FC) for averaging. To combat the Doppler shift induced…

信息论 · 计算机科学 2024-12-30 Xinyu Huang , Henrik Hellström , Carlo Fischione

In this paper, we study how to optimize the federated edge learning (FEEL) in UAV-enabled Internet of things (IoT) for B5G/6G networks, from a deep reinforcement learning (DRL) approach. The federated learning is an effective framework to…

网络与互联网体系结构 · 计算机科学 2021-06-09 Shunpu Tang , Wenqi Zhou , Lunyuan Chen , Lijia Lai , Junjuan Xia , Liseng Fan

Departing from the classic paradigm of data-centric designs, the 6G networks for supporting edge AI features task-oriented techniques that focus on effective and efficient execution of AI task. Targeting end-to-end system performance, such…

信息论 · 计算机科学 2022-11-03 Dingzhu Wen , Xiang Jiao , Peixi Liu , Guangxu Zhu , Yuanming Shi , Kaibin Huang

Recently, unmanned aerial vehicles (UAVs) assisted multi-access edge computing (MEC) systems emerged as a promising solution for providing computation services to mobile users outside of terrestrial infrastructure coverage. As each UAV…

网络与互联网体系结构 · 计算机科学 2021-08-02 Yan Kyaw Tun , Tri Nguyen Dang , Kitae Kim , Madyan Anselwi , Walid Saad , Choong Seon Hong

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 edge learning (FEEL) is a promising distributed learning technique for next-generation wireless networks. FEEL preserves the user's privacy, reduces the communication costs, and exploits the unprecedented capabilities of edge…

机器学习 · 计算机科学 2021-04-13 Abdullatif Albaseer , Mohamed Abdallah , Ala Al-Fuqaha , Aiman Erbad

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…

机器学习 · 计算机科学 2026-02-16 Muhammad Faraz Ul Abrar , Nicolò Michelusi

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

In this paper, we explore a cooperative integrated sensing and communication (ISAC) framework that utilizes orthogonal frequency division multiplexing (OFDM) waveforms. Under the control of a central processing unit (CPU), multiple access…

信号处理 · 电气工程与系统科学 2026-02-25 Zihuan Wang , Vincent W. S. Wong , Robert Schober

Edge machine learning involves the deployment of learning algorithms at the network edge to leverage massive distributed data and computation resources to train artificial intelligence (AI) models. Among others, the framework of federated…

信息论 · 计算机科学 2020-07-16 Qunsong Zeng , Yuqing Du , Kaibin Huang , Kin K. Leung

Over-the-air federated learning (OTA-FL) exploits the inherent superposition property of wireless channels to integrate the communication and model aggregation. Though a naturally promising framework for wireless federated learning, it…

信息论 · 计算机科学 2023-09-20 Jiayu Mao , Aylin Yener

Over-the-air computation (OAC) leverages the physical superposition property of wireless multiple access channels (MACs) to compute functions while communication occurs, enabling scalable and low-latency processing in distributed networks.…

信号处理 · 电气工程与系统科学 2025-06-24 Saeed Razavikia , Carlo Fischione

To exploit unprecedented data generation in mobile edge networks, federated learning (FL) has emerged as a promising alternative to the conventional centralized machine learning (ML). However, there are some critical challenges for FL…

信号处理 · 电气工程与系统科学 2024-03-12 Zhiyuan Zhai , Xiaojun Yuan , Xin Wang , Huiyuan Yang

Does Federated Learning (FL) work when both uplink and downlink communications have errors? How much communication noise can FL handle and what is its impact to the learning performance? This work is devoted to answering these practically…

信息论 · 计算机科学 2021-12-06 Xizixiang Wei , Cong Shen

Facing a vast amount of connections, huge performance demands, and the need for reliable connectivity, the sixth generation of communication networks (6G) is envisioned to implement disruptive technologies that jointly spur connectivity,…

The concept of multi-access edge computing (MEC) has been recently introduced to supplement cloud computing by deploying MEC servers to the network edge so as to reduce the network delay and alleviate the load on cloud data centers.…

网络与互联网体系结构 · 计算机科学 2018-04-02 Anselme Ndikumana , Nguyen H. Tran , Tai Manh Ho , Zhu Han , Walid Saad , Dusit Niyato , Choong Seon Hong

Mobile Edge Computing (MEC), which incorporates the Cloud, edge nodes and end devices, has shown great potential in bringing data processing closer to the data sources. Meanwhile, Federated learning (FL) has emerged as a promising…

分布式、并行与集群计算 · 计算机科学 2021-04-26 Wentai Wu , Ligang He , Weiwei Lin , Rui Mao