Tianci LIU, Guihua LIU, Li HU, Huiming HUANG. Laser center-line extraction method based on normal guidance[J]. Journal of Applied Optics, 2023, 44(1): 211
- Journal of Applied Optics
- Vol. 44, Issue 1, 211 (2023)
Fig. 1. Schematic diagram of repairing broken wires
Fig. 2. Center line obtained by geometric center method
Fig. 3. Schematic diagram of normal direction
Fig. 4. Curves of gray distribution properties of laser stripes
Fig. 5. Schematic diagram of eight-angle division and searching for effective points
Fig. 6. Schematic diagram of effective point set
Fig. 7. Comparison of original laser image and extraction effect of algorithm
Fig. 8. Effect diagram extracted by various algorithms
Fig. 9. Schematic diagram of laser line extraction
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Table 1. Extraction results of light strip center and deviation error of fitting straight line
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Table 2. Root mean square error of various algorithms
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