Qunhong Lin, Ju Zhang, Kaiyong Jiang, Junyi Lin. Fast Multi-Line Structured Light Measurement Method Integrated with Region Matching[J]. Laser & Optoelectronics Progress, 2023, 60(1): 0112003
- Laser & Optoelectronics Progress
- Vol. 60, Issue 1, 0112003 (2023)
Fig. 1. Flow chart of multi-line structured light measurement method
Fig. 2. Diagram of local resolution enhancement
Fig. 3. Schematic diagram of DIC stereo matching. (a) Left and right images; (b) local high-resolution sub-regions of left and right images
Fig. 4. Fringe centers extracted by different methods. (a) Gray centroid method; (b) Steger method; (c) our method
Fig. 5. Block gauges with heights of 1 mm and 6 mm
Fig. 6. Point cloud obtained by our method
Fig. 7. Measurement results of the arm model. (a) Measurement model; (b) three-dimensional point cloud data
Fig. 8. Measurement results of the head model. (a) Measurement model; (b) three-dimensional point cloud data
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Table 1. Average running time of different methods
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Table 2. RMSE of different methods
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Table 3. RMSE of different schemes
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