Zixu Dai, Guohui Yang, Yiheng Gao, Zhilong Su, Dongsheng Zhang. Large Displacement Measurement Method Based on Panning 3D Vision[J]. Acta Optica Sinica, 2024, 44(19): 1912002
- Acta Optica Sinica
- Vol. 44, Issue 19, 1912002 (2024)
Fig. 1. Schematic diagram of 15-bit coding point. ID=0, 1, 2, 3, 4, 5
Fig. 2. Coding point images captured with binocular camera. (a) Left camera; (b) right camera
Fig. 3. Calibration process for extrinsic parameters
Fig. 4. Measurement and calculation process of panning system
Fig. 5. Experimental setup for displacement measurement of binocular vision system
Fig. 6. Measurement results. (a) Displacement; (b) error
Fig. 7. Reconstruction of corner points on checkerboard. (a) Reconstruction results under two poses; (b) comparison of results after transformation to global coordinate system
Fig. 8. Measurement image of panning experiment. (a) One-dimensional mobile platform; (b) initial field of view; (c) field of view after panning
Fig. 9. 3D displacement before and after transformation. (a) Before transformation; (b) after transformation
Fig. 10. Calculation result of target point. (a) Displacement calculation result; (b) relative error
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Table 1. Extrinsic parameter calibration results of binocular vision systems
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Table 2. Solution of coordinate system transformation
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Table 3. Extrinsic parameter calibration results of panning vision systems
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Table 4. Rigid body transformation solution results of panning vision systems
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