Qiuyu Xu, Linghui Yang, Zhiyuan Niu, Bowen Liu, Zhengji Zhang, Jigui Zhu. High-Accuracy Calibration of Multi-Camera Positioning System Based on Precision Angle Reference[J]. Acta Optica Sinica, 2019, 39(1): 0115001
- Acta Optica Sinica
- Vol. 39, Issue 1, 0115001 (2019)
Fig. 1. Multi-camera system projection mapping model
Fig. 2. Multi-camera system calibration model based on two-axis turntable
Fig. 3. Schematic of multi-camera system calibration experiment. (a) Turntable calibration experiment; (b) calibration experiment of precision control field in large space
Fig. 4. Reprojection error distributions of internal parameters of cameras. (a) Camera 1; (b) camera 2
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Table 1. Calibration results of internal parameters of cameras
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Table 2. Calibration results of external parameters of cameras
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Table 3. Multi-camera system positioning accuracy
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