Junfeng Li, Yansen He, Wenzhan Dai. Light Guide Plate Defect Detection Combing Light Weight and Cascade Deep Learning Network[J]. Laser & Optoelectronics Progress, 2021, 58(14): 1410009
- Laser & Optoelectronics Progress
- Vol. 58, Issue 14, 1410009 (2021)
Fig. 1. Partial images of light guide plate
Fig. 2. Various defects on light guide plate. (a) Dot defect; (b) line defect; (c) area defect
Fig. 3. Structure of defect detection of light guide plate
Fig. 4. Replacement and fusion of defect background
Fig. 5. Structure of LW_CNN
Fig. 6. Lightweight module
Fig. 7. Structure of IR_CNN
Fig. 8. Experimental device. (a) Three-dimensional device; (b) physical device
Fig. 9. Training curve
Fig. 10. Visualization of partial feature map. (a) Normal; (b) dot defect; (c) line defect; (d) area defect
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Table 1. Dataset setting
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Table 2. Test results of different classification networks on light guide plate dataset
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Table 3. Comparision of algorithm in this paper and method in Ref. [18]
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