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Related papers: RadCloud: Real-Time High-Resolution Point Cloud Ge…

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Millimeter-wave radar offers a promising sensing modality for autonomous systems thanks to its robustness in adverse conditions and low cost. However, its utility is significantly limited by the sparsity and low resolution of radar point…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Ruijie Zhang , Bixin Zeng , Shengpeng Wang , Fuhui Zhou , Wei Wang

We present RadarGen, a diffusion model for synthesizing realistic automotive radar point clouds from multi-view camera imagery. RadarGen adapts efficient image-latent diffusion to the radar domain by representing radar measurements in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Tomer Borreda , Fangqiang Ding , Sanja Fidler , Shengyu Huang , Or Litany

We introduce R2LDM, an innovative approach for generating dense and accurate 4D radar point clouds, guided by corresponding LiDAR point clouds. Instead of utilizing range images or bird's eye view (BEV) images, we represent both LiDAR and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Boyuan Zheng , Shouyi Lu , Renbo Huang , Minqing Huang , Fan Lu , Wei Tian , Guirong Zhuo , Lu Xiong

This paper explores a machine learning approach for generating high resolution point clouds from a single-chip mmWave radar. Unlike lidar and vision-based systems, mmWave radar can operate in harsh environments and see through occlusions…

Automotive radar has shown promising developments in environment perception due to its cost-effectiveness and robustness in adverse weather conditions. However, the limited availability of annotated radar data poses a significant challenge…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Jimmie Kwok , Holger Caesar , Andras Palffy

Autonomous driving demands high-quality LiDAR data, yet the cost of physical LiDAR sensors presents a significant scaling-up challenge. While recent efforts have explored deep generative models to address this issue, they often consume…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Qianjiang Hu , Zhimin Zhang , Wei Hu

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

We propose a methodology for lidar super-resolution with ground vehicles driving on roadways, which relies completely on a driving simulator to enhance, via deep learning, the apparent resolution of a physical lidar. To increase the…

Robotics · Computer Science 2020-04-14 Tixiao Shan , Jinkun Wang , Fanfei Chen , Paul Szenher , Brendan Englot

As autonomous vehicles and advanced driving assistance systems have entered wider deployment, there is an increased interest in building robust perception systems using radars. Radar-based systems are lower cost and more robust to adverse…

Signal Processing · Electrical Eng. & Systems 2023-12-14 Bo Yang , Ishan Khatri , Michael Happold , Chulong Chen

Radar is an important sensor for autonomous driving (AD) systems due to its robustness to adverse weather and different lighting conditions. Novel view synthesis using neural radiance fields (NeRFs) has recently received considerable…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Mahan Rafidashti , Ji Lan , Maryam Fatemi , Junsheng Fu , Lars Hammarstrand , Lennart Svensson

Recent research has shown the effectiveness of mmWave radar sensing for object detection in low visibility environments, which makes it an ideal technique in autonomous navigation systems. In this paper, we introduce Radar to Point Cloud…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Yue Sun , Honggang Zhang , Zhuoming Huang , Benyuan Liu

There are various automotive applications that rely on correctly interpreting point cloud data recorded with radar sensors. We present a deep learning approach for histogram-based processing of such point clouds. Compared to existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Maxim Tatarchenko , Kilian Rambach

4D millimeter wave radars (4D radars) are new emerging sensors that provide point clouds of objects with both position and radial velocity measurements. Compared to LiDARs, they are more affordable and reliable sensors for robots'…

Robotics · Computer Science 2025-12-18 Xingyi Li , Han Zhang , Ziliang Wang , Yukai Yang , Weidong Chen

The worldwide commercialization of fifth generation (5G) wireless networks and the exciting possibilities offered by connected and autonomous vehicles (CAVs) are pushing toward the deployment of heterogeneous sensors for tracking dynamic…

Image and Video Processing · Electrical Eng. & Systems 2022-02-03 Francesco Nardo , Davide Peressoni , Paolo Testolina , Marco Giordani , Andrea Zanella

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…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Abhinav Sagar

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

An accurate and rapid-response perception system is fundamental for autonomous vehicles to operate safely. 3D object detection methods handle point clouds given by LiDAR sensors to provide accurate depth and position information for each…

Robotics · Computer Science 2020-08-04 Guidong Yang , Simone Mentasti , Mattia Bersani , Yafei Wang , Francesco Braghin , Federico Cheli

Accurate rail location is a crucial part in the railway support driving system for safety monitoring. LiDAR can obtain point clouds that carry 3D information for the railway environment, especially in darkness and terrible weather…

Computer Vision and Pattern Recognition · Computer Science 2022-08-10 Xinyi Yu , Weiqi He , Xuecheng Qian , Yang Yang , Linlin Ou

Light Detection And Ranging (LiDAR) has been widely used in autonomous vehicles for perception and localization. However, the cost of a high-resolution LiDAR is still prohibitively expensive, while its low-resolution counterpart is much…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Lin Bai , Yiming Zhao , Xinming Huang

Data is a fundamental building block for LiDAR perception systems. Unfortunately, real-world data collection and annotation is extremely costly & laborious. Recently, real data based LiDAR simulators have shown tremendous potential to…

Robotics · Computer Science 2022-10-18 Chenqi Li , Yuan Ren , Bingbing Liu
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