Jie Miao, Zhan Li, Zijian Cui, Dean Liu, Jianqiang Zhu. Dynamic Spectral Coding Fusion Imaging Detection Technique of Surface Defects[J]. Acta Optica Sinica, 2017, 37(9): 0912002
- Acta Optica Sinica
- Vol. 37, Issue 9, 0912002 (2017)
Fig. 1. Main flow chart of dynamic spectral coding image fusion
Fig. 2. Noise standard deviation of weight distribution image fusion with different spectral non-linear amplification noises
Fig. 3. (a) Schematic of three-primary-color receiving arrays; (b) spectral response curves
Fig. 4. Calibrated image of surface damage of the sample to be tested
Fig. 5. 20× magnified surface damage images. (a) Red light; (b) green light; (c) blue light; (d) white light
Fig. 6. 100× magnified images of single damage point. (a) Red light; (b) green light; (c) blue light; (d) white light
Fig. 7. Traditional edge feature binarization images. (a) Red light; (b) green light; (c) blue light; (d) white light
Fig. 8. Dynamic spectral coding image fusion effects. (a) Red light; (b) green light; (c) blue light; (d) average weight; (e) optimized fusion image
Fig. 9. Comparison of surface defects imaging and image fusion. (a) Red light; (b) green light; (c) blue light; (d) optimized fusion image
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Table 1. Image fusion weight distribution combinations
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Table 2. Objective evaluation of the image
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