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Related papers: Radar Teach and Repeat: Architecture and Initial F…

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Teach and repeat is a rapid way to achieve autonomy in challenging terrain and off-road environments. A human operator pilots the vehicles to create a network of paths that are mapped and associated with odometry. Immediately after…

Robotics · Computer Science 2025-06-25 Matěj Boxan , Alexander Krawciw , Timothy D. Barfoot , François Pomerleau

Long-term autonomy requires robust navigation in environments subject to dynamic and static changes, as well as adverse weather conditions. Teach-and-Repeat (T\&R) navigation offers a reliable and cost-effective solution by avoiding the…

Robotics · Computer Science 2026-05-05 Renxiang Xiao , Yichen Chen , Yuanfan Zhang , Qianyi Shao , Yushuai Chen , Yuxuan Han , Yunjiang Lou , Liang Hu

Teach and Repeat (T&R) topometric navigation enables robots to autonomously repeat previously traversed paths without relying on GPS, making it well suited for operations in GPS-denied environments such as underground mines and lunar…

Robotics · Computer Science 2026-03-12 Katya M. Papais , Wenda Zhao , Timothy D. Barfoot

Autonomously retracing a manually-taught path is desirable for many applications, and Teach and Repeat (T&R) algorithms present an approach that is suitable for long-range autonomy. In this paper, ultra-wideband (UWB) ranging-based T&R is…

We survey the current state of millimeterwave (mmWave) radar applications in robotics with a focus on unique capabilities, and discuss future opportunities based on the state of the art. Frequency Modulated Continuous Wave (FMCW) mmWave…

Robotics · Computer Science 2024-10-29 Kyle Harlow , Hyesu Jang , Timothy D. Barfoot , Ayoung Kim , Christoffer Heckman

This paper presents a system for robust, large-scale topological localisation using Frequency-Modulated Continuous-Wave (FMCW) scanning radar. We learn a metric space for embedding polar radar scans using CNN and NetVLAD architectures…

Robotics · Computer Science 2020-01-29 Ştefan Săftescu , Matthew Gadd , Daniele De Martini , Dan Barnes , Paul Newman

Frequency-modulated continuous-wave (FMCW) radar is a promising sensor technology for indoor drones as it provides range, angular as well as Doppler-velocity information about obstacles in the environment. Recently, deep learning approaches…

Robotics · Computer Science 2023-01-09 Ali Safa , Tim Verbelen , Ozan Catal , Toon Van de Maele , Matthias Hartmann , Bart Dhoedt , André Bourdoux

Advancing towards high automation and autonomous operations is crucial for the future of inland waterway transport (IWT) systems. These systems necessitate robust and precise onboard sensory technologies that can perceive the environment…

Signal Processing · Electrical Eng. & Systems 2024-11-26 R. Herrmann , S. Bose , I. Filip , D. Medina , R. Ziebold , S. Gehrig , T. Lenhard , M. Gardill

Off-road robotics have traditionally utilized lidar for local navigation due to its accuracy and high resolution. However, the limitations of lidar, such as reduced performance in harsh environmental conditions and limited range, have…

Robotics · Computer Science 2023-10-27 Timothy Overbye , Srikanth Saripalli

Visual Teach and Repeat 3 (VT&R3), a generalization of stereo VT&R, achieves long-term autonomous path-following using topometric mapping and localization from a single rich sensor stream. In this paper, we improve the capabilities of a…

Robotics · Computer Science 2022-11-04 Jordy Sehn , Yuchen Wu , Timothy D. Barfoot

A Simultaneous Localization and Mapping (SLAM) system must be robust to support long-term mobile vehicle and robot applications. However, camera and LiDAR based SLAM systems can be fragile when facing challenging illumination or weather…

Robotics · Computer Science 2021-04-13 Ziyang Hong , Yvan Petillot , Andrew Wallace , Sen Wang

Reliable outdoor deployment of mobile robots requires the robust identification of permissible driving routes in a given environment. The performance of LiDAR and vision-based perception systems deteriorates significantly if certain…

Robotics · Computer Science 2020-09-23 David Williams , Daniele De Martini , Matthew Gadd , Letizia Marchegiani , Paul Newman

Enabling robot autonomy in complex environments for mission critical application requires robust state estimation. Particularly under conditions where the exteroceptive sensors, which the navigation depends on, can be degraded by…

This paper details an application which yields significant improvements to the adeptness of place recognition with Frequency-Modulated Continuous-Wave radar - a commercially promising sensor poised for exploitation in mobile autonomy. We…

Robotics · Computer Science 2020-03-11 Matthew Gadd , Daniele De Martini , Paul Newman

Frequency Modulated Continuous Wave (FMCW) radar is a promising sensor for aided inertial navigation, due to its robustness in environments that challenge traditional alternatives, such as LiDAR and vision. However, its widespread adoption…

Robotics · Computer Science 2026-05-05 Morten Nissov , Kostas Alexis

Robot navigation requires an autonomy pipeline that is robust to environmental changes and effective in varying conditions. Teach and Repeat (T&R) navigation has shown high performance in autonomous repeated tasks under challenging…

Robotics · Computer Science 2024-05-31 Payam Nourizadeh , Michael Milford , Tobias Fischer

Localisation with Frequency-Modulated Continuous-Wave (FMCW) radar has gained increasing interest due to its inherent resistance to challenging environments. However, complex artefacts of the radar measurement process require appropriate…

Robotics · Computer Science 2023-06-23 Jianhao Yuan , Paul Newman , Matthew Gadd

In this paper we propose a new method for training neural networks (NNs) for frequency modulated continuous wave (FMCW) radar mutual interference mitigation. Instead of training NNs to regress from interfered to clean radar signals as in…

Machine Learning · Computer Science 2023-12-18 Christian Oswald , Mate Toth , Paul Meissner , Franz Pernkopf

In the automotive sector, both radars and wireless communication are susceptible to interference. However, combining the radar and communication systems, i.e., radio frequency (RF) communications and sensing convergence, has the potential…

Information Theory · Computer Science 2020-01-14 Canan Aydogdu , Musa Furkan Keskin , Nil Garcia , Henk Wymeersch , Daniel W. Bliss

Neural fields have been broadly investigated as scene representations for the reproduction and novel generation of diverse outdoor scenes, including those autonomous vehicles and robots must handle. While successful approaches for RGB and…

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