English
Related papers

Related papers: SemSpaceFL: A Collaborative Hierarchical Federated…

200 papers

Low Earth Orbit (LEO) mega-constellations extend the cloud-to-edge continuum into space, enabling satellite edge computing. However, Federated Learning (FL) in this environment is fundamentally energy-constrained due to dynamic…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-20 Nan Yang , Bahman Javadi , Rodrigo Neves Calheiros , David Boland , Philip Leong

The emergence of mega-constellations of interconnected satellites has a major impact on the integration of cellular wireless and non-terrestrial networks, while simultaneously offering previously inconceivable data gathering capabilities.…

Information Theory · Computer Science 2024-09-24 Nasrin Razmi , Bho Matthiesen , Armin Dekorsy , Petar Popovski

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…

Signal Processing · Electrical Eng. & Systems 2023-06-06 Nasrin Razmi , Bho Matthiesen , Armin Dekorsy , Petar Popovski

The proliferation of Internet of Things (IoT) systems demands scalable artificial intelligence (AI) solutions that can operate in computing-heterogeneous environments with diverse hardware capabilities and non-independent and identically…

Networking and Internet Architecture · Computer Science 2025-11-19 Wanli Ni , Hui Tian

Advancements in artificial intelligence (AI) and low-earth orbit (LEO) satellites have promoted the application of large remote sensing foundation models for various downstream tasks. However, direct downloading of these models for…

Machine Learning · Computer Science 2025-08-01 Yan Zhu , Jingyang Zhu , Ting Wang , Yuanming Shi , Chunxiao Jiang , Khaled Ben Letaief

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…

Machine Learning · Computer Science 2022-02-04 Jinhyun So , Kevin Hsieh , Behnaz Arzani , Shadi Noghabi , Salman Avestimehr , Ranveer Chandra

In the evolution of sixth-generation (6G) mobile communication networks, satellite-terrestrial integrated networks emerge as a promising paradigm, characterized by their wide coverage and reliable transmission capabilities. By integrating…

Networking and Internet Architecture · Computer Science 2025-03-25 Shuo Yuan , Mugen Peng , Yaohua Sun

Low Earth orbit (LEO) constellations violate core assumptions of standard (quantum) federated learning (FL): client-server connectivity is intermittent, participation is time varying, and latency budgets are strict. We present sat-QFL, a…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-23 Dev Gurung , Shiva Raj Pokhrel

Hierarchical Federated Learning (HFL) extends conventional Federated Learning (FL) by introducing intermediate aggregation layers, enabling distributed learning in geographically dispersed environments, particularly relevant for smart IoT…

Machine Learning · Computer Science 2026-03-19 Xiaohong Yang , Minghui Liwang , Liqun Fu , Yuhan Su , Seyyedali Hosseinalipour , Xianbin Wang , Yiguang Hong

Under the organization of the base station (BS), wireless federated learning (FL) enables collaborative model training among multiple devices. However, the BS is merely responsible for aggregating local updates during the training process,…

Information Theory · Computer Science 2023-10-05 Jingheng Zheng , Wanli Ni , Hui Tian , Deniz Gunduz , Tony Q. S. Quek , Zhu Han

While network coverage maps continue to expand, many devices located in remote areas remain unconnected to terrestrial communication infrastructures, preventing them from getting access to the associated data-driven services. In this paper,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-12-27 Dong-Jun Han , Seyyedali Hosseinalipour , David J. Love , Mung Chiang , Christopher G. Brinton

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,…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Nasrin Razmi , Sourav Mukherjee , Bho Matthiesen , Armin Dekorsy , Petar Popovski

Low Earth orbit (LEO) satellite constellations are rapidly becoming essential enablers of next-generation wireless systems, offering global broadband access, high-precision localization, and reliable sensing beyond terrestrial coverage.…

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…

Signal Processing · Electrical Eng. & Systems 2022-06-07 Nasrin Razmi , Bho Matthiesen , Armin Dekorsy , Petar Popovski

Today's 5G and NextG wireless networks are moving toward using the coordinated multi-point (CoMP) transmission and reception technique, where a client can be simultaneously served by multiple base stations (BSs) for better communication…

Networking and Internet Architecture · Computer Science 2026-04-14 Haiyun Liu , Jiahao Xue , Jie Xu , Yao Liu , Zhuo Lu

Low Earth Orbit (LEO) satellite constellations have seen significant growth and functional enhancement in recent years, which integrates various capabilities like communication, navigation, and remote sensing. However, the heterogeneity of…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-11-13 Liang Zhao , Shenglin Geng , Xiongyan Tang , Ammar Hawbani , Yunhe Sun , Lexi Xu , Daniele Tarchi

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)…

Machine Learning · Computer Science 2025-11-20 Grace Kim , Filip Svoboda , Nicholas Lane

Recent breakthroughs in quantum computing present transformative opportunities for advancing Federated Learning (FL), particularly in non-terrestrial environments characterized by stringent communication and coordination constraints. In…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-23 Dev Gurung , Shiva Raj Pokhrel

6G facilitates deployment of Federated Learning (FL) in the Space-Air-Ground Integrated Network (SAGIN), yet FL confronts challenges such as resource constrained and unbalanced data distribution. To address these issues, this paper proposes…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-06 Haitao Zhao , Xiaoyu Tang , Bo Xu , Jinlong Sun , Linghao Zhang

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…

Cryptography and Security · Computer Science 2023-09-06 Mohamed Elmahallawy , Tie Luo , Mohamed I. Ibrahem