Liu Luyao, Huang Qiuhong, Liu Jiming, Zhao Min. Fast Adaptive Correlation Matching Barcode Location Method for Digital Level[J]. Laser & Optoelectronics Progress, 2018, 55(1): 11203
- Laser & Optoelectronics Progress
- Vol. 55, Issue 1, 11203 (2018)
Fig. 1. Diagram of digital level measurement system
Fig. 2. Adaptive scaling shift-related matching barcode location principle
Fig. 3. Schematic diagram of measurement reading
Fig. 4. Shift match correlation coefficient curves of (a) Leica and (b) Sokkia; comparison of one-dimensional gray curve of measured image and template image of (c) Leica and (d) Sokkia
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Table 1. Results of seven experimental measurements with Zeissmm
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Table 2. Results of seven experimental measurements with Topconmm
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Table 3. Results of seven experimental measurements with Sokkiamm
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Table 4. Results of seven experimental measurements with Leicamm
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Table 5. Measuring time and matching times of Leica and Sokkia under different distances
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