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Related papers: See Further Than CFAR: a Data-Driven Radar Detecto…

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While camera and LiDAR processing have been revolutionized since the introduction of deep learning, radar processing still relies on classical tools. In this paper, we introduce a deep learning approach for radar processing, working…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Daniel Brodeski , Igal Bilik , Raja Giryes

Automotive radar systems have evolved to provide not only range, azimuth and Doppler velocity, but also elevation data. This additional dimension allows for the representation of 4D radar as a 3D point cloud. As a result, existing deep…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Alexander Musiat , Laurenz Reichardt , Michael Schulze , Oliver Wasenmüller

In this paper, constant false alarm rate (CFAR) detector-based approaches are proposed for interference mitigation of Frequency modulated continuous wave (FMCW) radars. The proposed methods exploit the fact that after dechirping and…

Signal Processing · Electrical Eng. & Systems 2021-01-06 Jianping Wang

Object detection in camera images, using deep learning has been proven successfully in recent years. Rising detection rates and computationally efficient network structures are pushing this technique towards application in production…

Computer Vision and Pattern Recognition · Computer Science 2020-05-18 Felix Nobis , Maximilian Geisslinger , Markus Weber , Johannes Betz , Markus Lienkamp

Labeling LiDAR point clouds for training autonomous driving is extremely expensive and difficult. LiDAR simulation aims at generating realistic LiDAR data with labels for training and verifying self-driving algorithms more efficiently.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Junge Zhang , Feihu Zhang , Shaochen Kuang , Li Zhang

This paper proposes a constant false alarm rate (CFAR) target detection algorithm based on the CLEAN concept and truncated statistics to mitigate the non-homogeneity of reference samples caused by sidelobe contamination and other abnormal…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Jiachen Zhu , Fangjiong Chen , Jie Wu , Ming Xia

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…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Tianya Zhang , Peter J. Jin

In radar-camera 3D object detection, the radar point clouds are sparse and noisy, which causes difficulties in fusing camera and radar modalities. To solve this, we introduce a novel query-based detection method named Radar-Camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yiheng Li , Yang Yang , Zhen Lei

LiDAR point clouds collected from a moving vehicle are functions of its trajectories, because the sensor motion needs to be compensated to avoid distortions. When autonomous vehicles are sending LiDAR point clouds to deep networks for…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Yiming Li , Congcong Wen , Felix Juefei-Xu , Chen Feng

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

Accurate 3D object detection is critical for autonomous driving, necessitating reliable, cost-effective sensors capable of operating in adverse weather conditions. Camera and millimeter-wave radar fusion has emerged as a promising solution;…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Bingyi Liu , Chuanhui Zhu , Hongfei Xue , Jian Teng , Jipeng Liu , Enshu Wang , Penglin Dai , Pu Wang

This paper presents a novel radar signal detection pipeline focused on detecting large targets such as cars and SUVs. Traditional methods, such as Ordered-Statistic Constant False Alarm Rate (OS-CFAR), commonly used in automotive radar, are…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Vinay Kulkarni , V. V. Reddy , Neha Maheshwari

Lidar has become an essential sensor for autonomous driving as it provides reliable depth estimation. Lidar is also the primary sensor used in building 3D maps which can be used even in the case of low-cost systems which do not use Lidar.…

Computer Vision and Pattern Recognition · Computer Science 2019-07-08 B Ravi Kiran , Luis Roldão , Benat Irastorza , Renzo Verastegui , Sebastian Suss , Senthil Yogamani , Victor Talpaert , Alexandre Lepoutre , Guillaume Trehard

In this paper, we propose a new solution for the detection problem of a coherent target in heterogeneous environments. Specifically, we first assume that clutter returns from different range bins share the same covariance structure but…

Signal Processing · Electrical Eng. & Systems 2022-10-04 Angelo Coluccia , Danilo Orlando , Giuseppe Ricci

LiDAR's dense, sharp point cloud (PC) representations of the surrounding environment enable accurate perception and significantly improve road safety by offering greater scene awareness and understanding. However, LiDAR's high cost…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 William Muckelroy , Mohammed Alsakabi , John Dolan , Ozan Tonguz

- 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.…

Robotics · Computer Science 2019-07-02 Hatem Hajri , Mohamed-Cherif Rahal

The recently proposed pseudo-LiDAR based 3D detectors greatly improve the benchmark of monocular/stereo 3D detection task. However, the underlying mechanism remains obscure to the research community. In this paper, we perform an in-depth…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Xinzhu Ma , Shinan Liu , Zhiyi Xia , Hongwen Zhang , Xingyu Zeng , Wanli Ouyang

LiDAR sensors are widely used in autonomous driving due to the reliable 3D spatial information. However, the data of LiDAR is sparse and the frequency of LiDAR is lower than that of cameras. To generate denser point clouds spatially and…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Xudong Huang , Chunyu Lin , Haojie Liu , Lang Nie , Yao Zhao

In recent times, the scope of LIDAR (Light Detection and Ranging) sensor-based technology has spread across numerous fields. It is popularly used to map terrain and navigation information into reliable 3D point cloud data, potentially…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Aakash Kumar , Jyoti Kini , Mubarak Shah , Ajmal Mian

Low-cost millimeter automotive radar has received more and more attention due to its ability to handle adverse weather and lighting conditions in autonomous driving. However, the lack of quality datasets hinders research and development. We…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Peili Song , Dezhen Song , Yifan Yang , Enfan Lan , Jingtai Liu