Object tracking method based on joint global and local feature descriptor of 3D LIDAR point cloud Download: 913次
1 State Key Laboratory of Pulsed Power Laser Technology, National University of Defense Technology, Hefei 230037, China
2 Anhui Provincial Key Laboratory of Electronic Restriction, National University of Defense Technology, Hefei 230037, China
3 The Military Representative Bureau of the Ministry of Equipment Development, Central Military Commission in Beijing, Beijing 100191, China
Figures & Tables
Fig. 1. Proposed object tracking method of point cloud based on JGLF.
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Fig. 2. Flow chart of the proposed object tracking method.
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Fig. 3. Comparison of the object recognition rate at different distances between LIDAR and the object.
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Fig. 4. Results of the PF point cloud tracking algorithm based on JGLF in frame : (a) , (b) , (c) , (d) , and (e) . (f) Comparison between particles in frame 186.
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Fig. 5. Comparison of the object tracking effect between the two algorithms.
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Table1. Object Recognition Ability Comparison of Six Descriptors
| Object Recognition Rate (%) | Average Running Time (ms) |
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Mean | Standard Deviation |
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FPFH | 62.37 | 13.17 | 5 | VFH | 64.34 | 11.25 | 3.6 | CVFH | 68.91 | 7.79 | 4.5 | GRSD | 39.85 | 16.28 | 31 | ESF | 87.59 | 16.71 | 39 | JGLF | 72.09 | 10.81 | 6 |
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Table2. Comparison of Tracking Results of Five Algorithms
| Tracking Accuracy (%) | R of Single Frame (%) | Average Running Time (ms) | CPU Utilized Percent (%) |
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Mean | Standard Deviation |
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Basic algorithm | 84.87 | 72.81 | 17.75 | 12.44 | 5 | Algorithm based on FPFH | 89.04 | 80.67 | 12.47 | 12.71 | 7 | Algorithm based on VFH | 90.76 | 82.21 | 14.59 | 12.68 | 7 | Algorithm based on CVFH | 91.25 | 80.33 | 9.07 | 12.82 | 8 | Proposed algorithm | 98.82 | 88.01 | 11.96 | 12.96 | 8 |
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Qishu Qian, Yihua Hu, Nanxiang Zhao, Minle Li, Fucai Shao, Xinyuan Zhang. Object tracking method based on joint global and local feature descriptor of 3D LIDAR point cloud[J]. Chinese Optics Letters, 2020, 18(6): 061001.