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In this paper, we consider a new unmanned aerial vehicle (UAV)-assisted oblique image acquisition system where a UAV is dispatched to take images of multiple ground targets (GTs). To study the three-dimensional (3D) UAV trajectory design…

多媒体 · 计算机科学 2022-12-27 Xiao-Wei Tang , Shuowen Zhang , Changsheng You , Xin-Lin Huang , Rui Zhang

This paper addresses a UAV path planning task that seeks to observe a set of objects while satisfying the observation quality constraint. A dynamic programming algorithm is proposed that enables the UAV to observe the target objects with…

机器人学 · 计算机科学 2024-11-12 Jiawei Wang , Weiwei Wu , Yijing Wang , Yan Lyu , Vincent Chau

In this paper, we investigate joint unmanned aerial vehicle (UAV) formation and resource allocation optimization for communication-assisted three-dimensional (3D) synthetic aperture radar (SAR) sensing. We consider a system consisting of…

信号处理 · 电气工程与系统科学 2025-02-10 Mohamed-Amine Lahmeri , Víctor Mustieles-Pérez , Martin Vossiek , Gerhard Krieger , Robert Schober

With the increasing prevalence of drones in various industries, the navigation and tracking of unmanned aerial vehicles (UAVs) in challenging environments, particularly GNSS-denied areas, have become crucial concerns. To address this need,…

机器人学 · 计算机科学 2023-10-16 Iacopo Catalano , Xianjia Yu , Jorge Pena Queralta

Micro-Aerial Vehicles (MAVs) have the advantage of moving freely in 3D space. However, creating compact and sparse map representations that can be efficiently used for planning for such robots is still an open problem. In this paper, we…

机器人学 · 计算机科学 2018-07-25 Helen Oleynikova , Zachary Taylor , Roland Siegwart , Juan Nieto

4D millimeter-wave (mmWave) radars are sensors that provide robustness against adverse weather conditions (rain, snow, fog, etc.), and as such they are increasingly used for odometry and SLAM (Simultaneous Location and Mapping). However,…

机器人学 · 计算机科学 2026-03-18 Fernando Amodeo , Luis Merino , Fernando Caballero

Unmanned Aerial Vehicles (UAVs) rely on satellite systems for stable positioning. However, due to limited satellite coverage or communication disruptions, UAVs may lose signals from satellite-based positioning systems. In such situations,…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Ming Dai , Enhui Zheng , Zhenhua Feng , Jiedong Zhuang , Wankou Yang

For a group of cooperating UAVs, localizing each other is often a key task. This paper studies the localization problem for a group of UAVs flying in 3D space with very limited information, i.e., when noisy distance measurements are the…

系统与控制 · 计算机科学 2017-11-03 Bomin Jiang , Brian D. O. Anderson , Hatem Hman

Deployment of unmanned aerial vehicles (UAVs) as aerial base stations can deliver a fast and flexible solution for serving varying traffic demand. In order to adequately benefit of UAVs deployment, their efficient placement is of utmost…

信号处理 · 电气工程与系统科学 2020-03-06 Atefeh Hajijamali Arani , M. Mahdi Azari , William Melek , Safieddin Safavi-Naeini

Safe navigation of Micro Aerial Vehicles (MAVs) requires not only obstacle-free flight paths according to a static environment map, but also the perception of and reaction to previously unknown and dynamic objects. This implies that the…

机器人学 · 计算机科学 2019-08-29 Matthias Nieuwenhuisen , Sven Behnke

In this article, we introduce a novel algorithm for efficient near-field synthetic aperture radar (SAR) imaging for irregular scanning geometries. With the emergence of fifth-generation (5G) millimeter-wave (mmWave) devices, near-field SAR…

信号处理 · 电气工程与系统科学 2023-05-04 Josiah Smith , Murat Torlak

In this paper, a simple technique for Unmanned Aerial Vehicles (UAVs) potential landing site detection using terrain information through identification of flat areas, is presented. The algorithm utilizes digital elevation models (DEM) that…

计算机视觉与模式识别 · 计算机科学 2021-07-16 Efstratios Kakaletsis , Nikos Nikolaidis

Efficiently planning an Unmanned Aerial Vehicle (UAV) path is crucial, especially in dynamic settings where potential threats are prevalent. A Dynamic Path Planner (DPP) for UAV using the Spherical Vector-based Particle Swarm Optimisation…

神经与进化计算 · 计算机科学 2024-03-20 Mohssen E. Elshaar , Mohammed R. Elbalshy , A. Hussien , Mohammed Abido

This paper tackles the problem of positioning a swarm of UAVs inside a completely unknown terrain, having as objective to maximize the overall situational awareness. The situational awareness is expressed by the number and quality of unique…

机器人学 · 计算机科学 2020-07-03 Dimitrios I. Koutras , Athanasios Ch. Kapoutsis , Elias B. Kosmatopoulos

Optimal transport (OT) is a framework that can guide the design of efficient resource allocation strategies in a network of multiple sources and targets. This paper applies discrete OT to a swarm of UAVs in a novel way to achieve…

多智能体系统 · 计算机科学 2022-12-01 Jason Hughes , Dominic Larkin , Charles O'Donnell , Christopher Korpela

LiDAR has become one of the primary sensors in robotics and autonomous system for high-accuracy situational awareness. In recent years, multi-modal LiDAR systems emerged, and among them, LiDAR-as-a-camera sensors provide not only 3D point…

机器人学 · 计算机科学 2023-08-15 Ha Sier , Xianjia Yu , Iacopo Catalano , Jorge Pena Queralta , Zhuo Zou , Tomi Westerlund

This paper studies optimal unmanned aerial vehicle (UAV) placement to ensure line-of-sight (LOS) communication and sensing for a cluster of ground users possibly in deep shadow, while the UAV maintains backhaul connectivity with a base…

系统与控制 · 电气工程与系统科学 2024-09-04 Yuanshuai Zheng , Junting Chen

Unmanned Aerial Vehicles (UAVs) are emerging as very important tools in search and rescue (SAR) missions at sea, enabling swift and efficient deployment for locating individuals or vessels in distress. The successful execution of these…

机器人学 · 计算机科学 2024-10-10 Martin Messmer , Andreas Zell

In built infrastructure monitoring, an efficient path planning algorithm is essential for robotic inspection of large surfaces using computer vision. In this work, we first formulate the inspection path planning problem as an extended…

机器人学 · 计算机科学 2017-06-15 Manh Duong Phung , Cong Hoang Quach , Tran Hiep Dinh , Quang Ha

The agility and versatility offered by UAV platforms still encounter obstacles for full exploitation in industrial applications due to their indoor usage limitations. A significant challenge in this sense is finding a reliable and…

机器人学 · 计算机科学 2023-09-26 Massimiliano Bertoni , Simone Montecchio , Giulia Michieletto , Roberto Oboe , Angelo Cenedese