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相关论文: Optimizing Federated Learning in LEO Satellite Con…

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In the ambitious realm of space AI, the integration of federated learning (FL) with low Earth orbit (LEO) satellite constellations holds immense promise. However, many challenges persist in terms of feasibility, learning efficiency, and…

分布式、并行与集群计算 · 计算机科学 2024-04-09 Mohamed Elmahallawy , Tie Luo

Distributed training of machine learning models directly on satellites in low Earth orbit (LEO) is considered. Based on a federated learning (FL) algorithm specifically targeted at the unique challenges of the satellite scenario, we design…

信号处理 · 电气工程与系统科学 2022-06-07 Nasrin Razmi , Bho Matthiesen , Armin Dekorsy , Petar Popovski

The proliferation of low-earth-orbit (LEO) satellite networks leads to the generation of vast volumes of remote sensing data which is traditionally transferred to the ground server for centralized processing, raising privacy and bandwidth…

信号处理 · 电气工程与系统科学 2024-04-03 Yuanming Shi , Li Zeng , Jingyang Zhu , Yong Zhou , Chunxiao Jiang , Khaled B. Letaief

Recently, a large number of Low Earth Orbit (LEO) satellites have been launched and deployed successfully in space by commercial companies, such as SpaceX. Due to multimodal sensors equipped by the LEO satellites, they serve not only for…

机器学习 · 计算机科学 2024-10-21 Zheng Lin , Zhe Chen , Zihan Fang , Xianhao Chen , Xiong Wang , Yue Gao

In Low Earth Orbit (LEO) mega constellations, there are relevant use cases, such as inference based on satellite imaging, in which a large number of satellites collaboratively train a machine learning model without sharing their local…

信号处理 · 电气工程与系统科学 2023-06-06 Nasrin Razmi , Bho Matthiesen , Armin Dekorsy , Petar Popovski

Low-Earth orbit (LEO) satellites have been prosperously deployed for various Earth observation missions due to its capability of collecting a large amount of image or sensor data. However, traditionally, the data training process is…

机器学习 · 计算机科学 2023-04-11 Chih-Yu Chen , Li-Hsiang Shen , Kai-Ten Feng , Lie-Liang Yang , Jen-Ming Wu

Large-scale deployments of low Earth orbit (LEO) satellites collect massive amount of Earth imageries and sensor data, which can empower machine learning (ML) to address global challenges such as real-time disaster navigation and…

机器学习 · 计算机科学 2022-02-04 Jinhyun So , Kevin Hsieh , Behnaz Arzani , Shadi Noghabi , Salman Avestimehr , Ranveer Chandra

Recently, the rapid development of LEO satellite networks spurs another widespread concern-data processing at satellites. However, achieving efficient computation at LEO satellites in highly dynamic satellite networks is challenging and…

网络与互联网体系结构 · 计算机科学 2025-04-21 Jiasheng Wu , Jingjing Zhang , Zheng Lin , Zhe Chen , Xiong Wang , Wenjun Zhu , Yue Gao

Low Earth Orbit (LEO) satellites are emerging as key components of 6G networks, with many already deployed to support large-scale Earth observation and sensing related tasks. Federated Learning (FL) presents a promising paradigm for…

分布式、并行与集群计算 · 计算机科学 2025-07-31 Zhuocheng Liu , Zhishu Shen , Qiushi Zheng , Tiehua Zhang , Zheng Lei , Jiong Jin

Low Earth Orbit (LEO) satellite constellations have seen a surge in deployment over the past few years by virtue of their ability to provide broadband Internet access as well as to collect vast amounts of Earth observational data that can…

机器学习 · 计算机科学 2022-09-27 Mohamed Elmahallawy , Tie Luo

Federated learning (FL) has recently emerged as a distributed machine learning paradigm for systems with limited and intermittent connectivity. This paper presents the new context brought to FL by satellite constellations, where the…

信息论 · 计算机科学 2024-09-24 Bho Matthiesen , Nasrin Razmi , Israel Leyva-Mayorga , Armin Dekorsy , Petar Popovski

Mega-constellations of small-size Low Earth Orbit (LEO) satellites are currently planned and deployed by various private and public entities. While global connectivity is the main rationale, these constellations also offer the potential to…

信号处理 · 电气工程与系统科学 2021-11-29 Nasrin Razmi , Bho Matthiesen , Armin Dekorsy , Petar Popovski

Low Earth Orbit (LEO) satellites play a crucial role in the development of 6G mobile networks and space-air-ground integrated systems. Recent advancements in space technology have empowered LEO satellites with the capability to run AI…

分布式、并行与集群计算 · 计算机科学 2024-07-09 Minghao Yang , Jingjing Zhang , Shengyun Liu

Satellite technologies have advanced drastically in recent years, leading to a heated interest in launching small satellites into low Earth orbit (LEOs) to collect massive data such as satellite imagery. Downloading these data to a ground…

密码学与安全 · 计算机科学 2023-09-06 Mohamed Elmahallawy , Tie Luo , Mohamed I. Ibrahem

As Low Earth Orbit (LEO) satellite constellations rapidly expand to hundreds and thousands of spacecraft, the need for distributed on-board machine learning becomes critical to address downlink bandwidth limitations. Federated learning (FL)…

机器学习 · 计算机科学 2025-11-20 Grace Kim , Filip Svoboda , Nicholas Lane

Driven by the ever-increasing penetration and proliferation of data-driven applications, a new generation of wireless communication, the sixth-generation (6G) mobile system enhanced by artificial intelligence (AI), has attracted substantial…

信号处理 · 电气工程与系统科学 2021-11-23 Hao Chen , Ming Xiao , Zhibo Pang

Low Earth Orbit (LEO) constellations, each comprising a large number of satellites, have become a new source of big data "from the sky". Downloading such data to a ground station (GS) for big data analytics demands very high bandwidth and…

机器学习 · 计算机科学 2022-12-23 Mohamed Elmahallawy , Tie Luo

Large-scale low-Earth-orbit (LEO) satellite systems are increasingly valued for their ability to enable rapid and wide-area data exchange, thereby facilitating the collaborative training of artificial intelligence (AI) models across…

机器学习 · 计算机科学 2025-09-17 Binquan Guo , Junteng Cao , Marie Siew , Binbin Chen , Tony Q. S. Quek , Zhu Han

This paper studies Federated Learning (FL) in low Earth orbit (LEO) satellite constellations, where satellites are connected via intra-orbit inter-satellite links (ISLs) to their neighboring satellites. During the FL training process,…

信号处理 · 电气工程与系统科学 2025-01-22 Nasrin Razmi , Sourav Mukherjee , Bho Matthiesen , Armin Dekorsy , Petar Popovski

Recent advancements in space technology have equipped low Earth Orbit (LEO) satellites with the capability to perform complex functions and run AI applications. Federated Learning (FL) on LEO satellites enables collaborative training of a…

信号处理 · 电气工程与系统科学 2023-12-07 Lingling Wu , Jingjing Zhang
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