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Related papers: 4D-ROLLS: 4D Radar Occupancy Learning via LiDAR Su…

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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

LiDAR is used in autonomous driving to provide 3D spatial information and enable accurate perception in off-road environments, aiding in obstacle detection, mapping, and path planning. Learning-based LiDAR semantic segmentation utilizes…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Kasi Viswanath , Peng Jiang , Sujit PB , Srikanth Saripalli

Place recognition is an important capability for autonomously navigating vehicles operating in complex environments and under changing conditions. It is a key component for tasks such as loop closing in SLAM or global localization. In this…

Robotics · Computer Science 2023-04-21 Junyi Ma , Jun Zhang , Jintao Xu , Rui Ai , Weihao Gu , Xieyuanli Chen

4D radar-based object detection has garnered great attention for its robustness in adverse weather conditions and capacity to deliver rich spatial information across diverse driving scenarios. Nevertheless, the sparse and noisy nature of 4D…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Fuyang Liu , Jilin Mei , Fangyuan Mao , Chen Min , Yan Xing , Yu Hu

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

High-resolution LiDAR data plays a critical role in 3D semantic segmentation for autonomous driving, but the high cost of advanced sensors limits large-scale deployment. In contrast, low-cost sensors such as 16-channel LiDAR produce sparse…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Alexandros Gkillas , Nikos Piperigkos , Aris S. Lalos

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…

Computer Vision and Pattern Recognition · Computer Science 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…

Autonomous vehicles operate in a dynamic environment, where the speed with which a vehicle can perceive and react impacts the safety and efficacy of the system. LiDAR provides a prominent sensory modality that informs many existing…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Wei Han , Zhengdong Zhang , Benjamin Caine , Brandon Yang , Christoph Sprunk , Ouais Alsharif , Jiquan Ngiam , Vijay Vasudevan , Jonathon Shlens , Zhifeng Chen

Segmenting or detecting objects in sparse Lidar point clouds are two important tasks in autonomous driving to allow a vehicle to act safely in its 3D environment. The best performing methods in 3D semantic segmentation or object detection…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Corentin Sautier , Gilles Puy , Spyros Gidaris , Alexandre Boulch , Andrei Bursuc , Renaud Marlet

The unsupervised 3D object detection is to accurately detect objects in unstructured environments with no explicit supervisory signals. This task, given sparse LiDAR point clouds, often results in compromised performance for detecting…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Ruiyang Zhang , Hu Zhang , Hang Yu , Zhedong Zheng

Reliable people detection is crucial for the safe autonomy of mobile robots and heavy vehicles, both on roads and in industrial settings like mining and construction. However, common sensors like cameras or lidars are prone to failure in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Mikael Skog , Oleksandr Kotlyar , Vladimír Kubelka , Martin Magnusson

Reliable and accurate 3D object detection is a necessity for safe autonomous driving. Although LiDAR sensors can provide accurate 3D point cloud estimates of the environment, they are also prohibitively expensive for many settings.…

Computer Vision and Pattern Recognition · Computer Science 2020-05-15 Rui Qian , Divyansh Garg , Yan Wang , Yurong You , Serge Belongie , Bharath Hariharan , Mark Campbell , Kilian Q. Weinberger , Wei-Lun Chao

In this study, we propose a novel visual localization approach to accurately estimate six degrees of freedom (6-DoF) poses of the robot within the 3D LiDAR map based on visual data from an RGB camera. The 3D map is obtained utilizing an…

Environment modeling utilizing sensor data fusion and object tracking is crucial for safe automated driving. In recent years, the classical occupancy grid map approach, which assumes a static environment, has been extended to dynamic…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Christopher Diehl , Eduard Feicho , Alexander Schwambach , Thomas Dammeier , Eric Mares , Torsten Bertram

There are two critical sensors for 3D perception in autonomous driving, the camera and the LiDAR. The camera provides rich semantic information such as color, texture, and the LiDAR reflects the 3D shape and locations of surrounding…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Kaicheng Yu , Tang Tao , Hongwei Xie , Zhiwei Lin , Zhongwei Wu , Zhongyu Xia , Tingting Liang , Haiyang Sun , Jiong Deng , Dayang Hao , Yongtao Wang , Xiaodan Liang , Bing Wang

We propose a new deep learning-based method for estimating the occupancy of vegetation strata from 3D point clouds captured from an aerial platform. Our model predicts rasterized occupancy maps for three vegetation strata: lower, medium,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Ekaterina Kalinicheva , Loic Landrieu , Clément Mallet , Nesrine Chehata

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

Autonomous driving has achieved rapid development over the last few decades, including the machine perception as an important issue of it. Although object detection based on conventional cameras has achieved remarkable results in 2D/3D,…

Robotics · Computer Science 2021-07-20 Rui Yang , Zhi Yan , Tao Yang , Yassine Ruichek

Accurate and realistic 3D scene reconstruction enables the lifelike creation of autonomous driving simulation environments. With advancements in 3D Gaussian Splatting (3DGS), previous studies have applied it to reconstruct complex dynamic…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Yedong Shen , Xinran Zhang , Yifan Duan , Shiqi Zhang , Heng Li , Yilong Wu , Jianmin Ji , Yanyong Zhang