Yibing Hu, Chen Tang, Shan Tao. Enhancement of Optical Interferometry Fringe Patterns Based on Multiscale Retinex Algorithm[J]. Laser & Optoelectronics Progress, 2019, 56(24): 241006
- Laser & Optoelectronics Progress
- Vol. 56, Issue 24, 241006 (2019)
Fig. 1. Retinex model diagram
Fig. 2. Flow chart of proposed algorithm
Fig. 3. Optical interferometry fringe patterns with uneven illumination
Fig. 4. Enhanced results of the first optical interferometry fringe pattern. (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 5. Enhanced results of the second optical interferometry fringe pattern. (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 6. Enhanced results of the third optical interferometry fringe pattern. (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 7. Enhanced results of the fourth optical interferometry fringe pattern. (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 8. Binarization results in Fig. 4 . (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 9. Binarization results in Fig. 5 . (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 10. Binarization results in Fig. 6 . (a) Original image; (b) HE method; (c) DE method; (d) proposed method
Fig. 11. Binarization results in Fig. 7 . (a) Original image; (b) HE method; (c) DE method; (d) propsoed method
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Table 1. Scales and weight parameters for proposed method
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Table 2. Comparison of image gradient indexes
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