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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

Scene flow allows autonomous vehicles to reason about the arbitrary motion of multiple independent objects which is the key to long-term mobile autonomy. While estimating the scene flow from LiDAR has progressed recently, it remains largely…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Fangqiang Ding , Zhijun Pan , Yimin Deng , Jianning Deng , Chris Xiaoxuan Lu

Advanced Driver-Assistance Systems (ADAS) have successfully integrated learning-based techniques into vehicle perception and decision-making. However, their application in 3D lane detection for effective driving environment perception is…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Runkai Zhao , Yuwen Heng , Heng Wang , Yuanda Gao , Shilei Liu , Changhao Yao , Jiawen Chen , Weidong Cai

Monocular 3D object detection is a challenging task in the self-driving and computer vision community. As a common practice, most previous works use manually annotated 3D box labels, where the annotating process is expensive. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Liang Peng , Fei Liu , Zhengxu Yu , Senbo Yan , Dan Deng , Zheng Yang , Haifeng Liu , Deng Cai

We propose a technique to develop (and localize in) topological maps from light detection and ranging (Lidar) data. Localizing an autonomous vehicle with respect to a reference map in real-time is crucial for its safe operation. Owing to…

Image and Video Processing · Electrical Eng. & Systems 2019-02-28 Sirisha Rambhatla , Nikos D. Sidiropoulos , Jarvis Haupt

Unsupervised 3D object detection serves as an important solution for offline 3D object annotation. However, due to the data sparsity and limited views, the clustering-based label fitting in unsupervised object detection often generates…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Qiming Xia , Wenkai Lin , Haoen Xiang , Xun Huang , Siheng Chen , Zhen Dong , Cheng Wang , Chenglu Wen

Autonomous systems rely on accurate 3D object detection from LiDAR data, yet most detectors are limited to a predefined set of known classes, making them vulnerable to unexpected out-of-distribution (OOD) objects. In this work, we present…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Louis Soum-Fontez , Jean-Emmanuel Deschaud , François Goulette

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…

Learning object detectors requires massive amounts of labeled training samples from the specific data source of interest. This is impractical when dealing with many different sources (e.g., in camera networks), or constantly changing ones…

Computer Vision and Pattern Recognition · Computer Science 2014-06-19 Adrien Gaidon , Gloria Zen , Jose A. Rodriguez-Serrano

This paper addresses key challenges in the development of autonomous landing systems, focusing on dataset limitations for supervised training of Machine Learning (ML) models for object detection. Our main contributions include: (1)…

A robust and accurate 3D detection system is an integral part of autonomous vehicles. Traditionally, a majority of 3D object detection algorithms focus on processing 3D point clouds using voxel grids or bird's eye view (BEV). Recent works,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-18 Sumesh Thakur , Jiju Peethambaran

Compared to the onboard camera and laser scanner, radar sensor provides lighting and weather invariant sensing, which is naturally suitable for long-term localization under adverse conditions. However, radar data is sparse and noisy,…

Robotics · Computer Science 2021-03-09 Huan Yin , Runjian Chen , Yue Wang , Rong Xiong

As an emerging technology and a relatively affordable device, the 4D imaging radar has already been confirmed effective in performing 3D object detection in autonomous driving. Nevertheless, the sparsity and noisiness of 4D radar point…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Weiyi Xiong , Jianan Liu , Tao Huang , Qing-Long Han , Yuxuan Xia , Bing Zhu

Deep convolutional neural network with increased number of parameters has achieved improved precision in task of object detection on natural images, where objects of interests are annotated with horizontal boundary boxes. On aerial images…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Yicheng Xiao , Junpeng Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Zhichao Li , Feng Wang , Naiyan Wang

This work aims to address the challenges in autonomous driving by focusing on the 3D perception of the environment using roadside LiDARs. We design a 3D object detection model that can detect traffic participants in roadside LiDARs in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-13 Walter Zimmer , Jialong Wu , Xingcheng Zhou , Alois C. Knoll

The potentials of automotive radar for autonomous driving have not been fully exploited. We present a multi-input multi-output (MIMO) radar transmit and receive signal processing chain, a knowledge-aided approach exploiting the radar domain…

Signal Processing · Electrical Eng. & Systems 2021-11-03 Ruxin Zheng , Shunqiao Sun , David Scharff , Teresa Wu

Accurate 3D object detection is crucial to autonomous driving. Though LiDAR-based detectors have achieved impressive performance, the high cost of LiDAR sensors precludes their widespread adoption in affordable vehicles. Camera-based…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Yurong You , Cheng Perng Phoo , Carlos Andres Diaz-Ruiz , Katie Z Luo , Wei-Lun Chao , Mark Campbell , Bharath Hariharan , Kilian Q Weinberger

Reliable perception is essential for autonomous driving systems to operate safely under diverse real-world traffic conditions. However, camera- and LiDAR-based perception systems suffer from performance degradation under adverse weather and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yue Sun , Yeqiang Qian , Zhe Wang , Tianhui Li , Chunxiang Wang , Ming Yang

3D LiDAR scanners are playing an increasingly important role in autonomous driving as they can generate depth information of the environment. However, creating large 3D LiDAR point cloud datasets with point-level labels requires a…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Xiangyu Yue , Bichen Wu , Sanjit A. Seshia , Kurt Keutzer , Alberto L. Sangiovanni-Vincentelli