English
Related papers

Related papers: DenserRadar: A 4D millimeter-wave radar point clou…

200 papers

With autonomous driving developing in a booming stage, accurate object detection in complex scenarios attract wide attention to ensure the safety of autonomous driving. Millimeter wave (mmWave) radar and vision fusion is a mainstream…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Zhiqing Wei , Fengkai Zhang , Shuo Chang , Yangyang Liu , Huici Wu , Zhiyong Feng

Dense depth recovery is crucial in autonomous driving, serving as a foundational element for obstacle avoidance, 3D object detection, and local path planning. Adverse weather conditions, including haze, dust, rain, snow, and darkness,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Han Li , Yukai Ma , Yuehao Huang , Yaqing Gu , Weihua Xu , Yong Liu , Xingxing Zuo

Due to its light and weather-independent sensing, millimeter-wave (MMW) radar is essential in smart environments. Intelligent vehicle systems and industry-grade MMW radars have integrated such capabilities. Industry-grade MMW radars are…

Computer Vision and Pattern Recognition · Computer Science 2023-05-04 Maloy Kumar Devnath , Avijoy Chakma , Mohammad Saeid Anwar , Emon Dey , Zahid Hasan , Marc Conn , Biplab Pal , Nirmalya Roy

4D millimeter-wave (mmWave) radars are increasingly used in robotics, as they offer robustness against adverse environmental conditions. Besides the usual XYZ position, they provide Doppler velocity measurements as well as Radar Cross…

Robotics · Computer Science 2026-04-17 Fernando Amodeo , Luis Merino , Fernando Caballero

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

The 3D object detection capabilities in urban environments have been enormously improved by recent developments in Light Detection and Range (LiDAR) technology. This paper presents a novel framework that transforms the detection and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Nawfal Guefrachi , Hakim Ghazzai , Ahmad Alsharoa

Sensor fusion is crucial for an accurate and robust perception system on autonomous vehicles. Most existing datasets and perception solutions focus on fusing cameras and LiDAR. However, the collaboration between camera and radar is…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Yizhou Wang , Jen-Hao Cheng , Jui-Te Huang , Sheng-Yao Kuan , Qiqian Fu , Chiming Ni , Shengyu Hao , Gaoang Wang , Guanbin Xing , Hui Liu , Jenq-Neng Hwang

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…

Computer Vision and Pattern Recognition · Computer Science 2021-11-15 Tianwei Yin , Xingyi Zhou , Philipp Krähenbühl

Accurate 3D scene motion perception significantly enhances the safety and reliability of an autonomous driving system. Benefiting from its all-weather operational capability and unique perceptual properties, 4D mmWave radar has emerged as…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Ruiqi Cheng , Huijun Di , Jian Li , Feng Liu , Wei Liang

Radar has stronger adaptability in adverse scenarios for autonomous driving environmental perception compared to widely adopted cameras and LiDARs. Compared with commonly used 3D radars, the latest 4D radars have precise vertical resolution…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Xinyu Zhang , Li Wang , Jian Chen , Cheng Fang , Lei Yang , Ziying Song , Guangqi Yang , Yichen Wang , Xiaofei Zhang , Jun Li , Zhiwei Li , Qingshan Yang , Zhenlin Zhang , Shuzhi Sam Ge

We propose a new method for fine registering multiple point clouds simultaneously. The approach is characterized by being dense, therefore point clouds are not reduced to pre-selected features in advance. Furthermore, the approach is robust…

Robotics · Computer Science 2024-06-18 David Skuddis , Norbert Haala

This study demonstrates the feasibility of point cloud-based proactive link quality prediction for millimeter-wave (mmWave) communications. Previous studies have proposed machine learning-based methods to predict received signal strength…

Networking and Internet Architecture · Computer Science 2023-12-08 Shoki Ohta , Takayuki Nishio , Riichi Kudo , Kahoko Takahashi , Hisashi Nagata

Recent advancements in lidar technology have led to improved point cloud resolution as well as the generation of 360 degrees, low-resolution images by encoding depth, reflectivity, or near-infrared light within each pixel. These images…

Robotics · Computer Science 2025-05-06 Sier Ha , Honghao Du , Xianjia Yu , Tomi Westerlund

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

As one of the automotive sensors that have emerged in recent years, 4D millimeter-wave radar has a higher resolution than conventional 3D radar and provides precise elevation measurements. But its point clouds are still sparse and noisy,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Hongsi Liu , Jun Liu , Guangfeng Jiang , Xin Jin

LiDAR and 4D radar are widely used in autonomous driving and robotics. While LiDAR provides rich spatial information, 4D radar offers velocity measurement and remains robust under adverse conditions. As a result, increasing studies have…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Xiangyuan Peng , Miao Tang , Huawei Sun , Bierzynski Kay , Lorenzo Servadei , Robert Wille

The next-generation high-resolution automotive radar (4D radar) can provide additional elevation measurement and denser point clouds, which has great potential for 3D sensing in autonomous driving. In this paper, we introduce a dataset…

Computer Vision and Pattern Recognition · Computer Science 2022-11-07 Lianqing Zheng , Zhixiong Ma , Xichan Zhu , Bin Tan , Sen Li , Kai Long , Weiqi Sun , Sihan Chen , Lu Zhang , Mengyue Wan , Libo Huang , Jie Bai

Even though many existing 3D object detection algorithms rely mostly on camera and LiDAR, camera and LiDAR are prone to be affected by harsh weather and lighting conditions. On the other hand, radar is resistant to such conditions. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Seungjun Lee

LiDAR sensors are often considered essential for autonomous driving, but high-resolution sensors remain expensive while affordable low-resolution sensors produce sparse point clouds that miss critical details. LiDAR super-resolution…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 June Moh Goo , Zichao Zeng , Jan Boehm

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