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Related papers: LiDAR for Robust Exoatmospheric Positioning

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Ego-motion estimation is a fundamental requirement for most mobile robotic applications. By sensor fusion, we can compensate the deficiencies of stand-alone sensors and provide more reliable estimations. We introduce a tightly coupled…

Robotics · Computer Science 2019-08-30 Haoyang Ye , Yuying Chen , Ming Liu

One key vertical application that will be enabled by 6G is the automation of the processes with the increased use of robots. As a result, sensing and localization of the surrounding environment becomes a crucial factor for these robots to…

Signal Processing · Electrical Eng. & Systems 2021-02-23 Madhushanka Padmal , Dileepa Marasinghe , Vijitha Isuru , Nalin Jayaweera , Samad Ali , Nandana Rajatheva

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

Conventionally, human intuition defines vision as a modality of passive optical sensing, relying on ambient light to perceive the environment. However, active optical sensing, which involves emitting and receiving signals, offers unique…

Robotics · Computer Science 2026-02-27 Wei Gao , Jie Zhang , Mingle Zhao , Zhiyuan Zhang , Shu Kong , Maani Ghaffari , Dezhen Song , Cheng-Zhong Xu , Hui Kong

In this work, we propose a method for large-scale topological localization based on radar scan images using learned descriptors. We present a simple yet efficient deep network architecture to compute a rotationally invariant discriminative…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Jacek Komorowski , Monika Wysoczanska , Tomasz Trzcinski

In GPS-denied scenarios, a robust environmental perception and localization system becomes crucial for autonomous driving. In this paper, a LiDAR-based online localization system is developed, incorporating road marking detection and…

Robotics · Computer Science 2024-07-03 Yansong Gong , Xinglian Zhang , Jingyi Feng , Xiao He , Dan Zhang

Positional estimation is of great importance in the public safety sector. Emergency responders such as fire fighters, medical rescue teams, and the police will all benefit from a resilient positioning system to deliver safe and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Zhuangzhuang Dai , Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

Localization, or position fixing, is an important problem in robotics research. In this paper, we propose a novel approach for long-term localization in a changing environment using 3D LiDAR. We first create the map of a real environment…

Robotics · Computer Science 2019-10-29 Yilong Zhu , Bohuan Xue , Linwei Zheng , Huaiyang Huang , Ming Liu , Rui Fan

In this paper we propose a real-time, calibration-agnostic and effective localization system for self-driving cars. Our method learns to embed the online LiDAR sweeps and intensity map into a joint deep embedding space. Localization is then…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Ioan Andrei Bârsan , Shenlong Wang , Andrei Pokrovsky , Raquel Urtasun

This paper presents Direct LiDAR-Inertial Odometry and Mapping (DLIOM), a robust SLAM algorithm with an explicit focus on computational efficiency, operational reliability, and real-world efficacy. DLIOM contains several key algorithmic…

Robotics · Computer Science 2023-05-04 Kenny Chen , Ryan Nemiroff , Brett T. Lopez

The motivation of this paper is to address the problem of registering airborne LiDAR data and optical aerial or satellite imagery acquired from different platforms, at different times, with different points of view and levels of detail. In…

Computer Vision and Pattern Recognition · Computer Science 2019-11-28 Thanh Huy Nguyen , Sylvie Daniel , Didier Gueriot , Christophe Sintes , Jean-Marc Le Caillec

Simultaneous Localization and Mapping (SLAM) is a fundamental task to mobile and aerial robotics. LiDAR based systems have proven to be superior compared to vision based systems due to its accuracy and robustness. In spite of its…

Robotics · Computer Science 2019-03-01 Weizhao Shao , Srinivasan Vijayarangan , Cong Li , George Kantor

Radially self-accelerating light exhibits an intensity pattern that describes a spiraling trajectory around the optical axis as the beam propagates. In this article, we show in simulation and experiment how such beams can be used to perform…

Optics · Physics 2021-04-08 Shashi Prabhakar , Stephen Plachta , Marco Ornigotti , Robert Fickler

Odometry is crucial for robot navigation, particularly in situations where global positioning methods like global positioning system (GPS) are unavailable. The main goal of odometry is to predict the robot's motion and accurately determine…

Robotics · Computer Science 2024-01-01 Dongjae Lee , Minwoo Jung , Wooseong Yang , Ayoung Kim

For an autonomous vehicle, the ability to sense its surroundings and to build an overall representation of the environment by fusing different sensor data streams is fundamental. To this end, the poses of all sensors need to be accurately…

Robotics · Computer Science 2022-11-07 Brahayam Ponton , Magda Ferri , Lars Koenig , Marcus Bartels

A new robust and accurate approach for the detection and localization of flying objects with the purpose of highly dynamic aerial interception and agile multi-robot interaction is presented in this paper. The approach is proposed for use on…

This paper proposes an efficient hybrid localization framework for the autonomous navigation of an unmanned ground vehicle in uneven or rough terrain, as well as techniques for detailed processing of 3D point cloud data. The framework is an…

Robotics · Computer Science 2024-04-01 Ioannis Alamanos , George P. Moustris , Costas S. Tzafestas

LiDAR (laser based radar) systems are a major part of many new real-world interactive systems, one of the most notable being autonomous cars. The current market LiDAR systems are limited by detector sensitivity: when output power is at…

Signal Processing · Electrical Eng. & Systems 2018-02-27 Yoni Sher , Lior Cohen , Daniel Istrati , Hagai S. Eisenberg

LiDAR SLAM has become one of the major localization systems for ground vehicles since LiDAR Odometry And Mapping (LOAM). Many extension works on LOAM mainly leverage one specific constraint to improve the performance, e.g., information from…

Robotics · Computer Science 2024-04-03 Jiaying Chen , Han Wang , Minghui Hu , Ponnuthurai Nagaratnam Suganthan

In dynamic environments, the ability to detect and track moving objects in real-time is crucial for autonomous robots to navigate safely and effectively. Traditional methods for dynamic object detection rely on high accuracy odometry and…

Robotics · Computer Science 2024-07-08 Wenqiang Du , Giovanni Beltrame