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Related papers: Learning to Localize Using a LiDAR Intensity Map

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Wireless signal strength based localization can enable robust localization for robots using inexpensive sensors. For this, a location-to-signal-strength map has to be learned for each access point in the environment. Due to the ubiquity of…

Signal Processing · Electrical Eng. & Systems 2020-10-30 Renato Miyagusuku , Koichi Ozaki

The LiDAR and inertial sensors based localization and mapping are of great significance for Unmanned Ground Vehicle related applications. In this work, we have developed an improved LiDAR-inertial localization and mapping system for…

Robotics · Computer Science 2023-01-02 Kangcheng Liu

In a world where autonomous driving cars are becoming increasingly more common, creating an adequate infrastructure for this new technology is essential. This includes building and labeling high-definition (HD) maps accurately and…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Mahdi Elhousni , Yecheng Lyu , Ziming Zhang , Xinming Huang

We present a vehicle self-localization method using point-based deep neural networks. Our approach processes measurements and point features, i.e. landmarks, from a high-definition digital map to infer the vehicle's pose. To learn the best…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Nico Engel , Vasileios Belagiannis , Klaus Dietmayer

Reliable robot pose estimation is a key building block of many robot autonomy pipelines, with LiDAR localization being an active research domain. In this work, a versatile self-supervised LiDAR odometry estimation method is presented, in…

Robotics · Computer Science 2021-06-28 Julian Nubert , Shehryar Khattak , Marco Hutter

This paper presents a novel deep-learning-based approach to improve localizing radar measurements against lidar maps. This radar-lidar localization leverages the benefits of both sensors; radar is resilient against adverse weather, while…

Robotics · Computer Science 2025-05-28 Daniil Lisus , Johann Laconte , Keenan Burnett , Ziyu Zhang , Timothy D. Barfoot

Over the last few years, we have witnessed tremendous progress on many subtasks of autonomous driving, including perception, motion forecasting, and motion planning. However, these systems often assume that the car is accurately localized…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 John Phillips , Julieta Martinez , Ioan Andrei Bârsan , Sergio Casas , Abbas Sadat , Raquel Urtasun

Robust and accurate localization is an essential component for robotic navigation and autonomous driving. The use of cameras for localization with high definition map (HD Map) provides an affordable localization sensor set. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Chengcheng Guo , Minjie Lin , Heyang Guo , Pengpeng Liang , Erkang Cheng

The localization of self-driving cars is needed for several tasks such as keeping maps updated, tracking objects, and planning. Localization algorithms often take advantage of maps for estimating the car pose. Since maintaining and using…

Deep learning has been used to demonstrate end-to-end neural network learning for autonomous vehicle control from raw sensory input. While LiDAR sensors provide reliably accurate information, existing end-to-end driving solutions are mainly…

Robotics · Computer Science 2021-05-21 Zhijian Liu , Alexander Amini , Sibo Zhu , Sertac Karaman , Song Han , Daniela Rus

Detecting vehicles with strong robustness and high efficiency has become one of the key capabilities of fully autonomous driving cars. This topic has already been widely studied by GPU-accelerated deep learning approaches using image…

Robotics · Computer Science 2018-12-27 Sanqing Qu , Guang Chen , Canbo Ye , Fan Lu , Fa Wang , Zhongcong Xu , Yixin Ge

In this work we propose an alternative formulation to the problem of ground reflectivity grid based localization involving laser scanned data from multiple LIDARs mounted on autonomous vehicles. The driving idea of our localization…

Robotics · Computer Science 2017-10-09 Juan Castorena , Siddharth Agarwal

Localization is paramount for autonomous robots. While camera and LiDAR-based approaches have been extensively investigated, they are affected by adverse illumination and weather conditions. Therefore, radar sensors have recently gained…

Robotics · Computer Science 2024-11-05 Abhijeet Nayak , Daniele Cattaneo , Abhinav Valada

We present a novel approach to geolocalising panoramic images on a 2-D cartographic map based on learning a low dimensional embedded space, which allows a comparison between an image captured at a location and local neighbourhoods of the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Noe Samano , Mengjie Zhou , Andrew Calway

Multiple LiDARs have progressively emerged on autonomous vehicles for rendering a wide field of view and dense measurements. However, the lack of precise calibration negatively affects their potential applications in localization and…

Robotics · Computer Science 2019-05-14 Jianhao Jiao , Yang Yu , Qinghai Liao , Haoyang Ye , Ming Liu

LIDAR and RADAR are two commonly used sensors in autonomous driving systems. The extrinsic calibration between the two is crucial for effective sensor fusion. The challenge arises due to the low accuracy and sparse information in RADAR…

Robotics · Computer Science 2023-05-19 Peng Jiang , Srikanth Saripalli

Autonomous operation of UAVs in a closed environment requires precise and reliable pose estimate that can stabilize the UAV without using external localization systems such as GNSS. In this work, we are concerned with estimating the pose…

Robotics · Computer Science 2023-02-06 Matěj Petrl\' ik , Tom\' aš Krajn\' ik , Martin Saska

Many LiDAR place recognition systems have been developed and tested specifically for urban driving scenarios. Their performance in natural environments such as forests and woodlands have been studied less closely. In this paper, we analyzed…

Robotics · Computer Science 2024-09-02 Haedam Oh , Nived Chebrolu , Matias Mattamala , Leonard Freißmuth , Maurice Fallon

Currently, visual odometry and LIDAR odometry are performing well in pose estimation in some typical environments, but they still cannot recover the localization state at high speed or reduce accumulated drifts. In order to solve these…

Robotics · Computer Science 2025-04-01 Jintao Cheng , Bohuan Xue , Shiyang Chen , Qiuchi Xiang , Xiaoyu Tang

We propose PRISM-Loc - a lightweight and robust approach for localization in large outdoor environments that combines a compact topological representation with a novel scan-matching and curb-detection module operating on raw LiDAR scans.…