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Related papers: Scalable Aerial GNSS Localization for Marine Robot…

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Underwater sensor networks are anticipated to facilitate numerous commercial and military applications. Moreover, precise self-localization in practical underwater scenario is a crucial challenge in sensor networks because of the complexity…

Signal Processing · Electrical Eng. & Systems 2023-06-13 Maliha Tasnim , Rashed Hasan Ratul

Robots in a swarm take advantage of a motion capture system or GPS sensors to obtain their global position. However, motion capture systems are environment-dependent and GPS sensors are not reliable in occluded environments. For a reliable…

Robotics · Computer Science 2018-09-24 Samet Guler , Mohamed Abdelkader , Jeff S. Shamma

Drones, or general UAVs, equipped with a single camera have been widely deployed to a broad range of applications, such as aerial photography, fast goods delivery and most importantly, surveillance. Despite the great progress achieved in…

Computer Vision and Pattern Recognition · Computer Science 2019-10-21 Haotian Zhang , Gaoang Wang , Zhichao Lei , Jenq-Neng Hwang

This work addresses the challenge of developing a localization system for an uncrewed ground vehicle (UGV) operating autonomously in unstructured outdoor Global Navigation Satellite System (GNSS)-denied environments. The goal is to enable…

Environment perception is a crucial ability for robot's interaction into an environment. One of the first steps in this direction is the combined problem of simultaneous localization and mapping (SLAM). A new method, called G-SLAM, is…

Robotics · Computer Science 2016-07-19 Nikos Zikos , Vassilios Petridis

Considering the accelerated development of Unmanned Aerial Vehicles (UAVs) applications in both industrial and research scenarios, there is an increasing need for localizing these aerial systems in non-urban environments, using GNSS-Free,…

Robotics · Computer Science 2022-10-19 Marius-Mihail Gurgu , Jorge Peña Queralta , Tomi Westerlund

This paper proposes a novel approach for global localisation of mobile robots in large-scale environments. Our method leverages learning-based localisation and filtering-based localisation, to localise the robot efficiently and precisely…

Robotics · Computer Science 2020-07-17 Li Sun , Daniel Adolfsson , Martin Magnusson , Henrik Andreasson , Ingmar Posner , Tom Duckett

Recent work has shown impressive localization performance using only images of ground textures taken with a downward facing monocular camera. This provides a reliable navigation method that is robust to feature sparse environments and…

Robotics · Computer Science 2023-03-13 Kyle M. Hart , Brendan Englot , Ryan P. O'Shea , John D. Kelly , David Martinez

Localization of autonomous mobile robots (AMRs) in enclosed or semi-enclosed environments such as offices, hotels, hospitals, indoor parking facilities, and underground spaces where GPS signals are weak or unavailable remains a major…

Robotics · Computer Science 2026-04-17 Qiyang Lyu , Zhenyu Wu , Wei Wang , Hongming Shen , Danwei Wang

Deep Neural Networks (DNNs) are a promising tool for Global Navigation Satellite System (GNSS) positioning in the presence of multipath and non-line-of-sight errors, owing to their ability to model complex errors using data. However,…

Robotics · Computer Science 2022-06-23 Ashwin V. Kanhere , Shubh Gupta , Akshay Shetty , Grace Gao

Implicit neural representations and neural rendering have gained increasing attention for bathymetry estimation from sidescan sonar (SSS). These methods incorporate multiple observations of the same place from SSS data to constrain the…

Robotics · Computer Science 2024-05-12 Yiping Xie , Jun Zhang , Nils Bore , John Folkesson

Localization and mapping of an environment are crucial tasks for any robot operating in unstructured environments. Time-of-flight (ToF) sensors (e.g.,~lidar) have proven useful in mobile robotics, where high-resolution sensors can be used…

Accurate localization of maritime targets by unmanned aerial vehicles (UAVs) remains challenging in GPS-denied environments. UAVs equipped with gimballed electro-optical sensors are typically used to localize targets, however, reliance on…

Systems and Control · Electrical Eng. & Systems 2026-02-12 Alfonso Sciacchitano , Liraz Mudrik , Sean Kragelund , Isaac Kaminer

Robust and accurate localization for Unmanned Aerial Vehicles (UAVs) is an essential capability to achieve autonomous, long-range flights. Current methods either rely heavily on GNSS, face limitations in visual-based localization due to…

Robotics · Computer Science 2023-10-26 Yao He , Ivan Cisneros , Nikhil Keetha , Jay Patrikar , Zelin Ye , Ian Higgins , Yaoyu Hu , Parv Kapoor , Sebastian Scherer

In this paper, we present a comprehensive investigation of the challenges of Monocular Visual Simultaneous Localization and Mapping (vSLAM) methods for underwater robots. While significant progress has been made in state estimation methods…

Robotics · Computer Science 2025-07-29 Michele Grimaldi , David Nakath , Mengkun She , Kevin Köser

Being able to estimate the traversability of the area surrounding a mobile robot is a fundamental task in the design of a navigation algorithm. However, the task is often complex, since it requires evaluating distances from obstacles, type…

Computer Vision and Pattern Recognition · Computer Science 2020-09-17 Simone Palazzo , Dario C. Guastella , Luciano Cantelli , Paolo Spadaro , Francesco Rundo , Giovanni Muscato , Daniela Giordano , Concetto Spampinato

Existing navigation systems mostly consider "success" when the robot reaches within 1m radius to a goal. This precision is insufficient for emerging applications where the robot needs to be positioned precisely relative to an object for…

In urban environments, global navigation satellite system (GNSS) positioning is often compromised by signal blockages and multipath effects caused by buildings, leading to significant positioning errors. To address this issue, this study…

Signal Processing · Electrical Eng. & Systems 2025-07-18 Sanghyun Kim , Jiwon Seo

Localization of underwater networks is important in many military and civil applications. Because GPS receivers do not work below the water surface, traditional localization methods form a relative topology of underwater nodes (UWNs) and…

Signal Processing · Electrical Eng. & Systems 2022-01-24 Muntasir Mahmud , Mohamed Younis , Gary Carter , Fow-Sen Choa

This survey comprehensively reviews the evolving field of multi-robot collaborative Simultaneous Localization and Mapping (SLAM) using 3D Gaussian Splatting (3DGS). As an explicit scene representation, 3DGS has enabled unprecedented…

Robotics · Computer Science 2025-10-29 Phuc Nguyen Xuan , Thanh Nguyen Canh , Huu-Hung Nguyen , Nak Young Chong , Xiem HoangVan
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