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Unmanned Aerial Systems (UAS) have gained significant traction for their application in infrastructure inspections. However, considering the enormous scale and complex nature of infrastructure, automation is essential for improving the…

Robotics · Computer Science 2023-12-27 Yuxiang Zhao , Benhao Lu , Mohamad Alipour

We propose a new method named LoD-Loc for visual localization in the air. Unlike existing localization algorithms, LoD-Loc does not rely on complex 3D representations and can estimate the pose of an Unmanned Aerial Vehicle (UAV) using a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Juelin Zhu , Shen Yan , Long Wang , Shengyue Zhang , Yu Liu , Maojun Zhang

This paper addresses the problem of active collaborative localization in heterogeneous robot teams with unknown data association. It involves positioning a small number of identical unmanned ground vehicles (UGVs) at desired positions so…

Robotics · Computer Science 2023-08-15 Igor Spasojevic , Xu Liu , Ankit Prabhu , Alejandro Ribeiro , George J. Pappas , Vijay Kumar

Efficient, accurate, and flexible relative localization is crucial in air-ground collaborative tasks. However, current approaches for robot relative localization are primarily realized in the form of distributed multi-robot SLAM systems…

There is an increased interest in the use of Unmanned Aerial Vehicles (UAVs) for agriculture, military, disaster management and aerial photography around the world. UAVs are scalable, flexible and are useful in various environments where…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Bapireddy Karri

Cross-view geo-localisation identifies coarse geographical position of an automated vehicle by matching a ground-level image to a geo-tagged satellite image from a database. Despite the advancements in Cross-view geo-localisation,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Barkin Dagda , Muhammad Awais , Saber Fallah

Rapid generation of large-scale orthoimages from Unmanned Aerial Vehicles (UAVs) has been a long-standing focus of research in the field of aerial mapping. A multi-sensor UAV system, integrating the Global Positioning System (GPS), Inertial…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Jialei He , Zhihao Zhan , Zhituo Tu , Xiang Zhu , Jie Yuan

Unmanned Aerial Vehicle (UAV) visual geo-localization aims to match images of the same geographic target captured from different views, i.e., the UAV view and the satellite view. It is very challenging due to the large appearance…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Cuiwei Liu , Jiahao Liu , Huaijun Qiu , Zhaokui Li , Xiangbin Shi

Ultra-wideband technology has emerged in recent years as a robust solution for localization in GNSS denied environments. In particular, its high accuracy when compared to other wireless localization solutions is enabling a wider range of…

Signal Processing · Electrical Eng. & Systems 2022-04-12 Wang Shule , Carmen Martínez Almansa , Jorge Peña Queralta , Zhuo Zou , Tomi Westerlund

Unmanned Aerial Vehicles (UAVs) are indispensable for infrastructure inspection, surveillance, and related tasks, yet they also introduce critical security challenges. This survey provides a wide-ranging examination of the anti-UAV domain,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Yifei Dong , Fengyi Wu , Sanjian Zhang , Guangyu Chen , Yuzhi Hu , Masumi Yano , Jingdong Sun , Siyu Huang , Feng Liu , Qi Dai , Zhi-Qi Cheng

The ability to efficiently plan and execute automated and precise search missions using unmanned aerial vehicles (UAVs) during emergency response situations is imperative. Precise navigation between obstacles and time-efficient searching of…

This paper introduces a visual-based localization method for autonomous vehicles (AVs) that operate in the absence of any complicated hardware system but a single camera. Visual localization refers to techniques that aim to find the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Sara Zahedian , Kaveh Farokhi Sadabadi , Amir Nohekhan

Cross-view image matching for geo-localisation is a challenging problem due to the significant visual difference between aerial and ground-level viewpoints. The method provides localisation capabilities from geo-referenced images,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Tavis Shore , Simon Hadfield , Oscar Mendez

Our work is motivated by environmental monitoring tasks, where finding the global maxima (i.e., hotspot) of a spatially varying field is crucial. We investigate the problem of identifying the hotspot for fields that can be sensed using an…

Robotics · Computer Science 2021-03-24 Yoonchang Sung , Deeksha Dixit , Pratap Tokekar

Visual localization techniques often comprise a hierarchical localization pipeline, with a visual place recognition module used as a coarse localizer to initialize a pose refinement stage. While improving the pose refinement step has been…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Ming Xu , Niko Sünderhauf , Michael Milford

Navigation of a team of autonomous underwater vehicles (AUVs) coordinated by an unmanned surface vehicle (USV) is efficient and reliable for deep ocean exploration. AUVs depart from and return to the USV after collaborative navigation, data…

Systems and Control · Electrical Eng. & Systems 2025-05-13 Mohsen Eskandari , Andrey V. Savkin , Mohammad Deghat

The problem of reliably detecting and geolocating objects of different classes in soft real-time is essential in many application areas, such as Search and Rescue performed using Unmanned Aerial Vehicles (UAVs). This research addresses the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Piotr Rudol , Patrick Doherty , Mariusz Wzorek , Chattrakul Sombattheera

Navigation of UAVs in challenging environments like tunnels or mines, where it is not possible to use GNSS methods to self-localize, illumination may be uneven or nonexistent, and wall features are likely to be scarce, is a complex task,…

Robotics · Computer Science 2026-04-30 Lorenzo Cano , Alejandro R. Mosteo , Danilo Tardioli

Unmanned Aerial Vehicles (UAVs) hold immense potential for critical applications, such as search and rescue operations, where accurate perception of indoor environments is paramount. However, the concurrent amalgamation of localization, 3D…

Robotics · Computer Science 2024-01-17 Thanh Nguyen Canh , Van-Truong Nguyen , Xiem HoangVan , Armagan Elibol , Nak Young Chong

This paper presents a novel approach for localising a GPS (Global Positioning System)-denied Unmanned Aerial Vehicle (UAV) with the aid of a GPS-equipped UAV in three-dimensional space. The GPS-equipped UAV makes discrete-time broadcasts of…

Robotics · Computer Science 2024-10-24 James Russell , Mengbin Ye , Brian D. O. Anderson , Hatem Hmam , Peter Sarunic