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This research explores the enhancement of lunar landing precision through an advanced structured light system, integrating machine learning, Iterative Learning Control (ILC) and Structured Illumination Microscopy (SIM) techniques. By…

Systems and Control · Electrical Eng. & Systems 2024-10-22 Tarek A. Elsharhawy , P. James Schuck , Shuo Liu , Luc Saikali

The performance of large-scale Low-Earth-Orbit (LEO) networks, which consist of thousands of satellites interconnected by optical links, is dependent on its network topology. Existing topology designs often assume idealized conditions and…

Networking and Internet Architecture · Computer Science 2026-02-10 Muaz Ali , Beichuan Zhang

Building on recent advances in representation learning for wireless channels, this work investigates the cost-benefit trade-offs of high-dimensional channel embeddings in practical systems. We benchmark multiple wireless representations:…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Murilo Batista , Shirin Salehi , Saeed Mashdour , Paul Zheng , Rodrigo C. de Lamare , Anke Schmeink

This paper studies an integrated network design that boosts system capacity through cooperation between wireless access points (APs) and a satellite. By coherently combing the signals received by the central processing unit from the users…

Information Theory · Computer Science 2022-09-07 Trinh Van Chien , Eva Lagunas , Tiep M. Hoang , Symeon Chatzinotas , Björn Ottersten , Lajos Hanzo

Achieving a balance between accuracy and efficiency is a critical challenge in facial landmark detection (FLD). This paper introduces Parallel Optimal Position Search (POPoS), a high-precision encoding-decoding framework designed to address…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Chong-Yang Xiang , Jun-Yan He , Zhi-Qi Cheng , Xiao Wu , Xian-Sheng Hua

Non-terrestrial networks (NTNs) have gained significant attention for their scalability and wide coverage in next-generation communication systems. A large number of NTN nodes, such as satellites, are required to establish a global NTN, but…

Systems and Control · Electrical Eng. & Systems 2026-02-12 Yuma Abe , Mariko Sekiguchi , Go Otsuru , Amane Miura

Satellite networks provide communication services to global users with an uneven geographical distribution. In densely populated regions, Inter-satellite links (ISLs) often experience congestion, blocking traffic from other links and…

Networking and Internet Architecture · Computer Science 2024-06-04 Hao Wu

This paper focuses on FSO-based wireless power transmission (WPT) from Earth-Moon Lagrangian Point-2 (EMLP-2) to a receiver optical antenna equipped with solar cells that can be located anywhere on the lunar far side (LFS). Different…

Signal Processing · Electrical Eng. & Systems 2024-02-27 Baris Donmez , Gunes Karabulut Kurt

The design of distributed autonomous systems for operation beyond reliable ground contact presents a fundamental tension: as round-trip communication latency grows, the set of decisions delegable to ground operators shrinks. This paper…

In past years, non-terrestrial networks (NTNs) have emerged as a viable solution for providing ubiquitous connectivity for future wireless networks due to their ability to reach large geographical areas. However, the efficient integration…

Networking and Internet Architecture · Computer Science 2023-10-04 Henri Alam , Antonio De Domenico , David López-Pérez , Florian Kaltenberger

This paper aims at investigating the achievable performance and the issues that arise in ultra-dense networks (UDNs), when the signal propagation includes both the Line-of-Sight (LOS) and Non-Line-Of-Sight (NLOS) components. Backed by an…

Information Theory · Computer Science 2015-07-08 Carlo Galiotto , Nuno K. Pratas , Linda Doyle , Nicola Marchetti

Attribute recognition, particularly facial, extracts many labels for each image. While some multi-task vision problems can be decomposed into separate tasks and stages, e.g., training independent models for each task, for a growing set of…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Ethan Rudd , Manuel Günther , Terrance Boult

This work investigates the feasibility and design trade-offs for a companion spacecraft, or PaddleSat, to charge a host spacecraft by wirelessly transmitting power using a directional laser system. The primary goal of the PaddleSat is to…

Signal Processing · Electrical Eng. & Systems 2025-12-15 Anish Nair , Austin O' Connell , Shalomi Arulpragasam , Noah Kim

The exploration of planetary surfaces is predominately unmanned, calling for a landing vehicle and an autonomous and/or teleoperated rover. Artificial intelligence and machine learning techniques can be leveraged for better mission…

Robotics · Computer Science 2015-11-03 Alexander Lavin

Low Earth orbit (LEO) satellite mega-constellations with hundreds or thousands of satellites and inter-satellite links (ISLs) have the potential to provide global end-to-end connectivity. Furthermore, if the physical distance between source…

Networking and Internet Architecture · Computer Science 2024-05-14 Rasmus Sibbern Frederiksen , Thomas Gundgaard Mulvad , Israel Leyva-Mayorga , Tatiana Kozlova Madsen , Federico Chiariotti

Scaling attention faces a critical bottleneck: the $\mathcal{O}(n^2)$ quadratic computational cost of softmax attention, which limits its application in long-sequence domains. While linear attention mechanisms reduce this cost to…

Machine Learning · Computer Science 2025-12-10 Ashkan Shahbazi , Ping He , Ali Abbasi , Yikun Bai , Xinran Liu , Elaheh Akbari , Darian Salehi , Navid NaderiAlizadeh , Soheil Kolouri

Low Earth orbit (LEO) mega-constellations rely on inter-satellite links (ISLs) to provide global connectivity. We note that in addition to the general constellation parameters, the ISL spanning patterns are also greatly influence the final…

Networking and Internet Architecture · Computer Science 2023-12-27 Xiangtong Wang , Xiaodong Han , Menglong Yang , Chuan Xing , Yuqi Wang , Songchen Han , Wei Li

Existing analyses of ergodic capacity in satellite mega-constellations often rely on restrictive serving time assumptions or become intractable under realistic handover strategies. This paper develops a framework for characterising the…

Information Theory · Computer Science 2026-05-14 Brendon McBain , Yi Hong , Emanuele Viterbo

Future crewed missions to the Moon will face significant environmental and operational challenges, posing risks to the safety and performance of astronauts navigating its inhospitable surface. Whilst head-up displays (HUDs) have proven…

The Moon's permanently shadowed regions (PSRs) are among the coldest places in the Solar System and are expected to become key landing sites for upcoming international space agency missions. Their proximity to peaks of perpetual solar power…

Quantum Physics · Physics 2026-02-09 Jun Ye , Zoey Z. Hu , Ben Lewis , Wei Zhang , Fritz Riehle , Uwe Sterr , Yiqi Ni , Julian Struck