Aijuan Li, Rui Xin, Shuanhu Wu. Efficient Calibration Method for Line-Structured Light Vision Measurement System[J]. Laser & Optoelectronics Progress, 2019, 56(22): 221505
- Laser & Optoelectronics Progress
- Vol. 56, Issue 22, 221505 (2019)
Fig. 1. Working principle of measuring system
Fig. 2. Schematic of cross-ratio invariant principle
Fig. 3. Schematic of plane projection of homography matrix
Fig. 4. Schematic of calibration operation
Fig. 5. Schematic of light strip line pre-processing. (a) Before processing; (b) after processing
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Table 1. Partial measured results of measurement system
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Table 2. Comparison of results from different calibration methods
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