Jinyao HOU, Weiguo LIU, Shun ZHOU, Aihua GAO, Shaobo GE, Xiangguo XIAO. Image classification of optical element surface defects based on convolutional neural network[J]. Journal of Applied Optics, 2023, 44(3): 677
- Journal of Applied Optics
- Vol. 44, Issue 3, 677 (2023)
Fig. 1. Surface defect images
Fig. 2. MER model of surface defects
Fig. 3. Classification flow chart of surface defect images of optical elements
Fig. 4. Establishment of dataset for surface defect images
Fig. 5. AlexNet network model
Fig. 6. Asymmetric convolution process
Fig. 7. Proposed network structure
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Table 1. Feature extraction of surface defects
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Table 2. Comparison of network model parameters before and after improvement
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Table 3. Identification results of proposed network%
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Table 4. Model comparison experiments
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