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Aerospace technologies are crucial for modern civilization; space-based infrastructure underpins weather forecasting, communications, terrestrial navigation and logistics, planetary observations, solar monitoring, and other indispensable…

Measurement of magnetic fields on the few-hundred-kilometer length scale is significant for a variety of geophysical applications including mapping of crustal magnetism and ocean-circulation measurements, yet available techniques for such…

Atomic Physics · Physics 2009-12-23 J. M. Higbie , S. M. Rochester , B. Patton , R. Holzlöhner , D. Bonaccini Calia , D. Budker

Remote magnetic sensing can be used to monitor the position of objects in real-time, enabling ground transport monitoring, underground infrastructure mapping and hazardous detection. However, magnetic signals are typically weak and complex,…

Magnetometer and inertial sensors are widely used for orientation estimation. Magnetometer usage is often troublesome, as it is prone to be interfered by onboard or ambient magnetic disturbance. The onboard soft-iron material distorts not…

Robotics · Computer Science 2016-12-06 Yuanxin Wu , Danping Zou , Peilin Liu , Wenxian Yu

In this paper, a probabilistic method for map matching localisation based on magnetometery measurement and total magnetic intensity maps is described. We show that the method is able to effectively address the challenge issues associated…

Optimization and Control · Mathematics 2023-02-14 Xuezhi Wang , Wenchao Li , Bill Moran , Brant C. Gibson , Liam T. Hall , David Simpson , Allison N. Kealy , Andrew D. Greentree

Metric ground navigation addresses the problem of autonomously moving a robot from one point to another in an obstacle-occupied planar environment in a collision-free manner. It is one of the most fundamental capabilities of intelligent…

Robotics · Computer Science 2020-11-04 Daniel Perille , Abigail Truong , Xuesu Xiao , Peter Stone

Geomagnetic navigation has drawn increasing attention with its capacity in navigating through complex environments and its independence from external navigation services like global navigation satellite systems (GNSS). Existing studies on…

Robotics · Computer Science 2024-10-22 Wenqi Bai , Xiaohui Zhang , Shiliang Zhang , Songnan Yang , Yushuai Li , Tingwen Huang

Indoor magnetic fields are a combination of Earth's magnetic field and disruptions induced by ferromagnetic objects, such as steel structural components in buildings. As a result of these disruptions, pervasive in indoor spaces, magnetic…

Robotics · Computer Science 2023-09-06 Natalia Pavlasek , Charles Champagne Cossette , David Roy-Guay , James Richard Forbes

Modern navigation systems rely heavily on Global Navigation Satellite Systems (GNSS), whose weak spaceborne signals are vulnerable to jamming, spoofing, and line-of-sight blockage. As an alternative, the Earth's magnetic field entails…

Quantum Physics · Physics 2025-12-16 Thinh Le , Shiqian Guo , Jianqing Liu

Map matching and registration are essential tasks in robotics for localisation and integration of multi-session or multi-robot data. Traditional methods rely on cameras or LiDARs to capture visual or geometric information but struggle in…

Robotics · Computer Science 2025-08-22 William McDonald , Cedric Le Gentil , Jennifer Wakulicz , Teresa Vidal-Calleja

Autonomous terrain classification is an important problem in planetary navigation, whether the goal is to identify scientific sites of interest or to traverse treacherous areas safely. Past Martian rovers have relied on human operators to…

Robotics · Computer Science 2023-10-04 Anja Sheppard , Katherine A. Skinner

In this paper, we study a joint detection, mapping and navigation problem for a single unmanned aerial vehicle (UAV) equipped with a low complexity radar and flying in an unknown environment. The goal is to optimize its trajectory with the…

Robotics · Computer Science 2020-07-23 Anna Guerra , Francesco Guidi , Davide Dardari , Petar M. Djuric

In this paper, we consider the magnetic anomaly detection problem which aims to find hidden ferromagnetic masses by estimating the weak perturbation they induce on local Earth's magnetic field. We consider classical detection schemes that…

Signal Processing · Electrical Eng. & Systems 2025-11-10 Clément Chenevas-Paule , Steeve Zozor , Laure-Line Rouve , Olivier J. J. Michel , Olivier Pinaud , Romain Kukla

Methodical aerial population surveys monitoring critically endangered species in Canadian North Atlantic waters are instrumental in influencing government policies both in economic and conservational efforts. The primary factor hindering…

Signal Processing · Electrical Eng. & Systems 2023-05-18 Joshua Power , Derek Jacoby , Marc-Antoine Drouin , Guillaume Durand , Yvonne Coady , Julian Meng

Geomagnetic navigation leverages the ubiquitous Earth's magnetic signals to navigate missions, without dependence on GPS services or pre-stored geographic maps. It has drawn increasing attention and is promising particularly for long-range…

Robotics · Computer Science 2024-12-17 Songnan Yang , Shiliang Zhang , Qianyun Zhang , Xiaohui Zhang , Xuehui Ma

Ground-based whole sky cameras have opened up new opportunities for monitoring the earth's atmosphere. These cameras are an important complement to satellite images by providing geoscientists with cheaper, faster, and more localized data.…

Computer Vision and Pattern Recognition · Computer Science 2016-06-10 Soumyabrata Dev , Bihan Wen , Yee Hui Lee , Stefan Winkler

Navigation is one of the most heavily studied problems in robotics, and is conventionally approached as a geometric mapping and planning problem. However, real-world navigation presents a complex set of physical challenges that defies…

Robotics · Computer Science 2022-12-14 Sergey Levine , Dhruv Shah

I use the magnetometers of a smartphone to measure the magnitude of the earth's magnetic field. A method for eliminating bias due to internal magnetic fields in the phone is proposed.

Physics Education · Physics 2019-01-04 Simen Hellesund

We propose a novel visual localization and navigation framework for real-world environments directly integrating observed visual information into the bird-eye-view map. While the renderable neural radiance map (RNR-Map) shows considerable…

Image and Video Processing · Electrical Eng. & Systems 2024-10-10 Minsoo Kim , Obin Kwon , Howoong Jun , Songhwai Oh

Various animals exhibit accurate navigation using environment cues. The Earth's magnetic field has been proved a reliable information source in long-distance fauna migration. Inspired by animal navigation, this work proposes a bionic and…

Robotics · Computer Science 2024-03-15 Songnan Yang , Xiaohui Zhang , Shiliang Zhang , Xuehui Ma , Wenqi Bai , Yushuai Li , Tingwen Huang