Infrared and Laser Engineering, Volume. 50, Issue 4, 20200280(2021)
Binocular camera calibration based on dual update strategy weighted differential evolution particle swarm optimization
Figures & Tables(14)
Fig. 3. Flow chart of camera parameter calibration based on WDEPSO algorithm
Fig. 5. Reconstruction error of spatial points. (a) By traditional method; (b) By the proposed method
Fig. 6. Distribution of reprojection error. (a) In direction; (b) In direction 重投影误差分布。(a) 方向；(b) 方向
Fig. 7. Planar calibration plate. (a) Spatial size; (b) Extraction and coding of circular mark points
Fig. 8. Calibration board posture distribution and image acquisition
Fig. 11. Reconstruction of space target attitude angle. (a) Roll angle; (b) Pitch angle; (c) Yaw angle
Fig. 12. The relationship between attitude angle measurement error and angle amplitude
Table 1. [in Chinese]
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Parameters Zhang Zhengyou method WDEPSO method $\alpha $ 3060.45 3062.90 ${\mu _0}$ 845.42 845.38 $\gamma $ 0.0000 0.0000 $\beta $ 3060.61 3062.88 ${v_0}$ 900.43 900.14 ${k_1}$ −0.1749 −0.2170 ${k_2}$ 0.1745 0.3574 ${\rho _1}$ 0.0000 −0.0011 ${\rho _2}$ 0.0000 0.0006 ObjFnc 879.26 837.81
Table 2. [in Chinese]
View tableView in ArticleTable 2. [in Chinese]
Object Measuring distance Standard length Absolute error Zhang Zhengyou method Proposed method Zhang Zhengyou method Proposed method Standard gague 1002.047 1001.205 1001.595 0.452 0.390
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Guiyang Zhang, Ju Huo, Ming Yang, Xing Zhou, Liang Wei, Muyao Xue. Binocular camera calibration based on dual update strategy weighted differential evolution particle swarm optimization[J]. Infrared and Laser Engineering, 2021, 50(4): 20200280
Paper Information
Category: Optical design
Received: Jul. 14, 2020
Accepted: --
Published Online: Jul. 30, 2021
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