Yanming Quan, Zhenbo Qin, Weishi Li, Rui Zhang. Multi-Camera Calibration of One-Dimensional Calibration Objects Based on Normalization Algorithm[J]. Acta Optica Sinica, 2019, 39(4): 0415001
- Acta Optica Sinica
- Vol. 39, Issue 4, 0415001 (2019)
Fig. 1. Schematic of pinhole imaging
Fig. 2. Schematic of simulation
Fig. 3. Intrinsic parameters from original and normalized data. (a) Relative error of αk; (b) relative error of βk; (c) relative error of uk; (d) relative error of vk
Fig. 4. Extrinsic parameters from original and normalized data. (a) Maximum relative error of Euler angle; (b) relative error of translation vector
Fig. 5. Effect of normalization on condition number
Fig. 6. Calibration stick
Fig. 7. Images sampled by camera set. (a) Calibration stick; (b) calibration board
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Table 1. Intrinsic parameters of three simulation cameras
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Table 2. Results of calibration
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Table 3. Results of length measurement
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