Laser & Optoelectronics Progress, Volume. 59, Issue 18, 1828004(2022)
3D Object Detection Based on Extremely Sparse Laser Point Cloud and RGB Images
Fig. 1. Structure of proposed 3D object detection algorithm
Fig. 2. Depth completion network
Fig. 3. Results of dense point cloud and sparse point cloud projected on the image respectively
Fig. 4. Point cloud image generated from depth map
Fig. 5. 3D object detection network based on key point feature pyramid
Fig. 6. Dense depth map generated from depth completion network
Fig. 7. Result of sparse point cloud projection on the image
Fig. 8. Dense depth map generated from depth completion network
Fig. 9. BEV map generated from dense point cloud after aerial view projection
Fig. 10. Detection result on BEV map
Fig. 11. Display effect of object detection stereo bounding box on camera RGB pictures
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Chao Qin, Yafei Wang, Yuchao Zhang, Chengliang Yin. 3D Object Detection Based on Extremely Sparse Laser Point Cloud and RGB Images[J]. Laser & Optoelectronics Progress, 2022, 59(18): 1828004
Category: Remote Sensing and Sensors
Received: Aug. 3, 2021
Accepted: Aug. 23, 2021
Published Online: Aug. 29, 2022
The Author Email: Yin Chengliang (clyin@sjtu.edu.cn)