Bootstrapping Autonomous Driving Radars with Self-Supervised Learning
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Abstract (arXiv)
The perception of autonomous vehicles using radars has attracted increased research interest due its ability to operate in fog and bad weather. However, training radar models is hindered by the cost and difficulty of annotating large-scale radar data. To overcome this bottleneck, we propose a self-supervised learning framework to leverage the large amount of unlabeled radar data to pre-train radar-only embeddings for self-driving perception tasks. The proposed method combines radar-to-radar and radar-to-vision contrastive losses to learn a general representation from unlabeled radar heatmaps paired with their corresponding camera images. When used for downstream object detection, we demonstrate that the proposed self-supervision framework can improve the accuracy of state-of-the-art supervised baselines by 5.8% in mAP. Code is available at urlhttps://github.com/yiduohao/Radical.
Key facts. Cited by 9 papers in the map (data through 7 Oct 2026). Builds on 53 of its 76 references that are in the map. First posted on arXiv 7 Dec 2023.
Builds on
53 of 76 references.
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Citing papers per year: 2024: 1; 2025: 6; 2026: 2.
9 papers.
- 2025Guiding Audio Editing with Audio Language Modelcited by 11
- 2025Forging Spatial Intelligence: A Roadmap of Multi-Modal Data Pre-Training for Autonomous Systemscited by 4
- 2025RLM: A Vision-Language Model Approach for Radar Scene Understandingcited by 2
- 2024Leveraging Self-Supervised Instance Contrastive Learning for Radar Object Detectioncited by 1
- 2025Resounding Acoustic Fields with Reciprocitycited by 1
- 2025Random Walks in Self-supervised Learning for Triangular Meshescited by 0
- 2025Self-Supervised Moving Object Segmentation of Sparse and Noisy Radar Point Cloudscited by 0
- 2026CRISP: A Spatiotemporal Camera-Radar Backbone for Driving via Forecasting-Based World-Model Pretrainingcited by 0
- 20264D Radar Perception Algorithms for Autonomous Driving: A Reviewcited by 0
- 20264D Radar Perception Algorithms for Autonomous Driving: A Review16 Sep 2026
- 2026CRISP: A Spatiotemporal Camera-Radar Backbone for Driving via Forecasting-Based World-Model Pretraining5 Jul 2026
- 2025Forging Spatial Intelligence: A Roadmap of Multi-Modal Data Pre-Training for Autonomous Systems30 Dec 2025
- 2025RLM: A Vision-Language Model Approach for Radar Scene Understanding26 Nov 2025
- 2025Self-Supervised Moving Object Segmentation of Sparse and Noisy Radar Point Clouds4 Nov 2025
- 2025Resounding Acoustic Fields with Reciprocity23 Oct 2025
- 2025Guiding Audio Editing with Audio Language Model25 Sep 2025
- 2025Random Walks in Self-supervised Learning for Triangular Meshes2 Mar 2025
- 2024Leveraging Self-Supervised Instance Contrastive Learning for Radar Object Detection13 Feb 2024