Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges

With recent developments, the performance of automotive radar has improved significantly. The next generation of 4D radar can achieve imaging capability in the form of high-resolution point clouds. In this context, we believe that the era of deep learning for radar perception has arrived. However, s...

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Main Authors: Yi Zhou, Lulu Liu, Haocheng Zhao, Miguel López-Benítez, Limin Yu, Yutao Yue
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/22/11/4208
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author Yi Zhou
Lulu Liu
Haocheng Zhao
Miguel López-Benítez
Limin Yu
Yutao Yue
author_facet Yi Zhou
Lulu Liu
Haocheng Zhao
Miguel López-Benítez
Limin Yu
Yutao Yue
author_sort Yi Zhou
collection DOAJ
description With recent developments, the performance of automotive radar has improved significantly. The next generation of 4D radar can achieve imaging capability in the form of high-resolution point clouds. In this context, we believe that the era of deep learning for radar perception has arrived. However, studies on radar deep learning are spread across different tasks, and a holistic overview is lacking. This review paper attempts to provide a big picture of the deep radar perception stack, including signal processing, datasets, labelling, data augmentation, and downstream tasks such as depth and velocity estimation, object detection, and sensor fusion. For these tasks, we focus on explaining how the network structure is adapted to radar domain knowledge. In particular, we summarise three overlooked challenges in deep radar perception, including multi-path effects, uncertainty problems, and adverse weather effects, and present some attempts to solve them.
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spelling doaj.art-fefae3aa8a1942e784c22e8d39d1ec1e2023-11-23T14:50:21ZengMDPI AGSensors1424-82202022-05-012211420810.3390/s22114208Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and ChallengesYi Zhou0Lulu Liu1Haocheng Zhao2Miguel López-Benítez3Limin Yu4Yutao Yue5Institute of Deep Perception Technology (JITRI), Wuxi 214000, ChinaInstitute of Deep Perception Technology (JITRI), Wuxi 214000, ChinaInstitute of Deep Perception Technology (JITRI), Wuxi 214000, ChinaDepartment of Electrical Engineering and Electronics, University of Liverpool, Liverpool L69 3GJ, UKDepartment of Electrical and Electronic Engineering, School of Advanced Technology, Xi’an Jiaotong-Liverpool University, Suzhou 215123, ChinaInstitute of Deep Perception Technology (JITRI), Wuxi 214000, ChinaWith recent developments, the performance of automotive radar has improved significantly. The next generation of 4D radar can achieve imaging capability in the form of high-resolution point clouds. In this context, we believe that the era of deep learning for radar perception has arrived. However, studies on radar deep learning are spread across different tasks, and a holistic overview is lacking. This review paper attempts to provide a big picture of the deep radar perception stack, including signal processing, datasets, labelling, data augmentation, and downstream tasks such as depth and velocity estimation, object detection, and sensor fusion. For these tasks, we focus on explaining how the network structure is adapted to radar domain knowledge. In particular, we summarise three overlooked challenges in deep radar perception, including multi-path effects, uncertainty problems, and adverse weather effects, and present some attempts to solve them.https://www.mdpi.com/1424-8220/22/11/4208automotive radarsradar signal processingobject detectionmulti-sensor fusiondeep learningautonomous driving
spellingShingle Yi Zhou
Lulu Liu
Haocheng Zhao
Miguel López-Benítez
Limin Yu
Yutao Yue
Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges
Sensors
automotive radars
radar signal processing
object detection
multi-sensor fusion
deep learning
autonomous driving
title Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges
title_full Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges
title_fullStr Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges
title_full_unstemmed Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges
title_short Towards Deep Radar Perception for Autonomous Driving: Datasets, Methods, and Challenges
title_sort towards deep radar perception for autonomous driving datasets methods and challenges
topic automotive radars
radar signal processing
object detection
multi-sensor fusion
deep learning
autonomous driving
url https://www.mdpi.com/1424-8220/22/11/4208
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