Guannan Chen, Qun Zhou, Chao Wei, Min Wang, Jianxin Chen. Three-Dimensional Fiber Orientation Detection Based on facet Model[J]. Laser & Optoelectronics Progress, 2019, 56(14): 141004
- Laser & Optoelectronics Progress
- Vol. 56, Issue 14, 141004 (2019)
Fig. 1. Simulation results. (a) Simulation of two-dimensional fiber; (b) grayscale in th actual direction; (c) vector weighted algorithm; (d) proposed algorithm
Fig. 2. Diagram of four angles in three-dimensional space
Fig. 3. Three-dimensional simulated fiber. (a) Diameter of 3 pixel; (b) diameter of 9 pixel; (c) diameter of 15 pixel
Fig. 4. Direction measurement errors corresponding to different windows and fiber diameters. (a) Error of ?; (b) error of θ
Fig. 5. Measurement error comparison between proposed algorithm and vector weighted algorithm
Fig. 6. Relationship between number of fibers and measurement error
Fig. 7. Consuming time comparison between vector weighted algorithm and proposed algorithm
Fig. 8. 100 simulated fibers with different directions, length, and diameters
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Table 1. Different fiber diameters corresponding to the best w and h pixelpixel
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