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We present an approach for radar-inertial odometry which uses a continuous-time framework to fuse measurements from multiple automotive radars and an inertial measurement unit (IMU). Adverse weather conditions do not have a significant…

Robotics · Computer Science 2022-01-10 Yin Zhi Ng , Benjamin Choi , Robby Tan , Lionel Heng

Accurate robot odometry is essential for autonomous navigation. While numerous techniques have been developed based on various sensor suites, odometry estimation using only radar and IMU remains an underexplored area. Radar proves…

Robotics · Computer Science 2025-09-30 Lucia Coto Elena , Fernando Caballero , Luis Merino

Consistent motion estimation is fundamental for all mobile autonomous systems. While this sounds like an easy task, often, it is not the case because of changing environmental conditions affecting odometry obtained from vision, Lidar, or…

Robotics · Computer Science 2022-04-20 Karim Haggag , Sven Lange , Tim Pfeifer , Peter Protzel

Recently, the progress in the radar sensing technology consisting in the miniaturization of the packages and increase in measuring precision has drawn the interest of the robotics research community. Indeed, a crucial task enabling autonomy…

Robotics · Computer Science 2026-02-05 Jan Michalczyk

Reliable offroad autonomy requires low-latency, high-accuracy state estimates of pose as well as velocity, which remain viable throughout environments with sub-optimal operating conditions for the utilized perception modalities. As state…

Accurate ego-motion estimation is a critical component of any autonomous system. Conventional ego-motion sensors, such as cameras and LiDARs, may be compromised in adverse environmental conditions, such as fog, heavy rain, or dust.…

Robotics · Computer Science 2025-03-05 Vlaho-Josip Štironja , Luka Petrović , Juraj Peršić , Ivan Marković , Ivan Petrović

Recently, 4D millimetre-wave radar exhibits more stable perception ability than LiDAR and camera under adverse conditions (e.g. rain and fog). However, low-quality radar points hinder its application, especially the odometry task that…

Robotics · Computer Science 2025-03-04 Zhiheng Li , Yubo Cui , Ningyuan Huang , Chenglin Pang , Zheng Fang

The vehicle's perception sensors radar, lidar and camera, which must work continuously and without restriction, especially with regard to automated/autonomous driving, can lose performance due to unfavourable weather conditions. This paper…

Robotics · Computer Science 2023-05-03 Fatih Sezgin , Daniel Vriesman , Dagmar Steinhauser , Robert Lugner , Thomas Brandmeier

Autonomous cars are an emergent technology which has the capacity to change human lives. The current sensor systems which are most capable of perception are based on optical sensors. For example, deep neural networks show outstanding…

Computer Vision and Pattern Recognition · Computer Science 2020-11-02 Marcel Sheeny

Enabling autonomous robots to operate robustly in challenging environments is necessary in a future with increased autonomy. For many autonomous systems, estimation and odometry remains a single point of failure, from which it can often be…

Robotics · Computer Science 2024-03-11 Morten Nissov , Nikhil Khedekar , Kostas Alexis

Radar odometry has been gaining attention in the last decade. It stands as one of the best solutions for robotic state estimation in unfavorable conditions; conditions where other interoceptive and exteroceptive sensors may fall short.…

Robotics · Computer Science 2023-07-18 Nader J. Abu-Alrub , Nathir A. Rawashdeh

Lidar sensors are often used in mobile robots and autonomous vehicles to complement camera, radar and ultrasonic sensors for environment perception. Typically, perception algorithms are trained to only detect moving and static objects as…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Robin Heinzler , Philipp Schindler , Jürgen Seekircher , Werner Ritter , Wilhelm Stork

Autonomous vehicles rely on a variety of sensors to gather information about their surrounding. The vehicle's behavior is planned based on the environment perception, making its reliability crucial for safety reasons. The active LiDAR…

Robotics · Computer Science 2023-06-07 Mariella Dreissig , Dominik Scheuble , Florian Piewak , Joschka Boedecker

Odometry in adverse weather conditions, such as fog, rain, and snow, presents significant challenges, as traditional vision and LiDAR-based methods often suffer from degraded performance. Radar-Inertial Odometry (RIO) has emerged as a…

Robotics · Computer Science 2025-12-16 Shuocheng Yang , Yueming Cao , Shengbo Eben Li , Jianqiang Wang , Shaobing Xu

Autonomous vehicles face major perception and navigation challenges in adverse weather such as rain, fog, and snow, which degrade the performance of LiDAR, RADAR, and RGB camera sensors. While each sensor type offers unique strengths, such…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Nour Alhuda Albashir , Lars Pernickel , Danial Hamoud , Idriss Gouigah , Eren Erdal Aksoy

Radar is a key component of the suite of perception sensors used for safe and reliable navigation of autonomous vehicles. Its unique capabilities include high-resolution velocity imaging, detection of agents in occlusion and over long…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Arvind Srivastav , Soumyajit Mandal

In robotic navigation, maintaining precise pose estimation and navigation in complex and dynamic environments is crucial. However, environmental challenges such as smoke, tunnels, and adverse weather can significantly degrade the…

Robotics · Computer Science 2025-07-25 Chenglong Qian , Yang Xu , Xiufang Shi , Jiming Chen , Liang Li

Radar ensures robust sensing capabilities in adverse weather conditions, yet challenges remain due to its high inherent noise level. Existing radar odometry has overcome these challenges with strategies such as filtering spurious points,…

Robotics · Computer Science 2025-02-25 Wooseong Yang , Hyesu Jang , Ayoung Kim

The fusion of multimodal sensor streams, such as camera, lidar, and radar measurements, plays a critical role in object detection for autonomous vehicles, which base their decision making on these inputs. While existing methods exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Mario Bijelic , Tobias Gruber , Fahim Mannan , Florian Kraus , Werner Ritter , Klaus Dietmayer , Felix Heide

Perception systems for autonomous driving have seen significant advancements in their performance over last few years. However, these systems struggle to show robustness in extreme weather conditions because sensors like lidars and cameras,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Kshitiz Bansal , Keshav Rungta , Dinesh Bharadia
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