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Off-road autonomous navigation demands reliable 3D perception for robust obstacle detection in challenging unstructured terrain. While LiDAR is accurate, it is costly and power-intensive. Monocular depth estimation using foundation models…

In this paper, we developed the solution of roadside LiDAR object detection using a combination of two unsupervised learning algorithms. The 3D point clouds are firstly converted into spherical coordinates and filled into the…

计算机视觉与模式识别 · 计算机科学 2022-06-14 Tianya Zhang , Peter J. Jin

In the context of Intelligent Transportation Systems (ITS), efficient data compression is crucial for managing large-scale point cloud data acquired by roadside LiDAR sensors. The demand for efficient storage, streaming, and real-time…

图像与视频处理 · 电气工程与系统科学 2024-10-30 Walter Zimmer , Ramandika Pranamulia , Xingcheng Zhou , Mingyu Liu , Alois C. Knoll

In this paper, we focus on fine-grained recognition of vehicles mainly in traffic surveillance applications. We propose an approach that is orthogonal to recent advancements in fine-grained recognition (automatic part discovery and bilinear…

计算机视觉与模式识别 · 计算机科学 2019-03-13 Jakub Sochor , Jakub Špaňhel , Adam Herout

LiDAR is an important method for autonomous driving systems to sense the environment. The point clouds obtained by LiDAR typically exhibit sparse and irregular distribution, thus posing great challenges to the detection of 3D objects,…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Tai Wang , Xinge Zhu , Dahua Lin

Lidar-based sensing drives current autonomous vehicles. Despite rapid progress, current Lidar sensors still lag two decades behind traditional color cameras in terms of resolution and cost. For autonomous driving, this means that large…

计算机视觉与模式识别 · 计算机科学 2021-11-15 Tianwei Yin , Xingyi Zhou , Philipp Krähenbühl

LiDAR-based 3D detection in point cloud is essential in the perception system of autonomous driving. In this paper, we present LiDAR R-CNN, a second stage detector that can generally improve any existing 3D detector. To fulfill the…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Zhichao Li , Feng Wang , Naiyan Wang

LiDAR sensors provide rich 3D information about their surrounding{s} and are becoming increasingly important for autonomous vehicles tasks such as {localization}, semantic segmentation, object detection, and tracking. {Simulation}…

机器人学 · 计算机科学 2022-12-27 Jean Pierre Richa , Jean-Emmanuel Deschaud , François Goulette , Nicolas Dalmasso

Road curb detection is very important and necessary for autonomous driving because it can improve the safety and robustness of robot navigation in the outdoor environment. In this paper, a novel road curb detection method based on tensor…

机器人学 · 计算机科学 2019-12-02 Yilong Zhu , Dong Han , Bohuan Xue , Jianhao Jiao , Zuhao Zou , Ming Liu , Rui Fan

Lidar sensors are widely used in various applications, ranging from scientific fields over industrial use to integration in consumer products. With an ever growing number of different driver assistance systems, they have been introduced to…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Frederik Hasecke , Lukas Hahn , Anton Kummert

Localization is a key challenge in many robotics applications. In this work we explore LIDAR-based global localization in both urban and natural environments and develop a method suitable for online application. Our approach leverages…

机器人学 · 计算机科学 2023-02-01 Georgi Tinchev , Adrian Penate-Sanchez , Maurice Fallon

Curbs are one of the essential elements of urban and highway traffic environments. Robust curb detection provides road structure information for motion planning in an autonomous driving system. Commonly, video cameras and 3D LiDARs are…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Dongfeng Bai , Tongtong Cao , Jingming Guo , Bingbing Liu

Recently, the advancement of deep learning in discriminative feature learning from 3D LiDAR data has led to rapid development in the field of autonomous driving. However, automated processing uneven, unstructured, noisy, and massive 3D…

计算机视觉与模式识别 · 计算机科学 2020-05-21 Ying Li , Lingfei Ma , Zilong Zhong , Fei Liu , Dongpu Cao , Jonathan Li , Michael A. Chapman

In this work, we propose a new approach that combines data from multiple sensors for reliable obstacle avoidance. The sensors include two depth cameras and a LiDAR arranged so that they can capture the whole 3D area in front of the robot…

机器人学 · 计算机科学 2022-12-27 Thanh Nguyen Canh , Truong Son Nguyen , Cong Hoang Quach , Xiem HoangVan , Manh Duong Phung

In this work, we address the problem of 3D object detection from point cloud data in real time. For autonomous vehicles to work, it is very important for the perception component to detect the real world objects with both high accuracy and…

计算机视觉与模式识别 · 计算机科学 2021-06-23 Abhinav Sagar

3D object detection based on LiDAR point clouds is a crucial module in autonomous driving particularly for long range sensing. Most of the research is focused on achieving higher accuracy and these models are not optimized for deployment on…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Sambit Mohapatra , Senthil Yogamani , Heinrich Gotzig , Stefan Milz , Patrick Mader

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…

- Both Lidars and Radars are sensors for obstacle detection. While Lidars are very accurate on obstacles positions and less accurate on their velocities, Radars are more precise on obstacles velocities and less precise on their positions.…

机器人学 · 计算机科学 2019-07-02 Hatem Hajri , Mohamed-Cherif Rahal

Pedestrian detection is an important component for safety of autonomous vehicles, as well as for traffic and street surveillance. There are extensive benchmarks on this topic and it has been shown to be a challenging problem when applied on…

计算机视觉与模式识别 · 计算机科学 2017-10-18 Damien Matti , Hazım Kemal Ekenel , Jean-Philippe Thiran

Vehicle detection and tracking is a core ingredient for developing autonomous driving applications in urban scenarios. Recent image-based Deep Learning (DL) techniques are obtaining breakthrough results in these perceptive tasks. However,…

计算机视觉与模式识别 · 计算机科学 2018-08-27 Victor Vaquero , Ivan del Pino , Francesc Moreno-Noguer , Joan Solà , Alberto Sanfeliu , Juan Andrade-Cetto