Jian Xu, Shupei Wu, Xiuping Liu. Classification of Bobbins Based on Improved Deep Neural Network[J]. Laser & Optoelectronics Progress, 2020, 57(10): 101014
- Laser & Optoelectronics Progress
- Vol. 57, Issue 10, 101014 (2020)
Fig. 1. AlexNet model structure
Fig. 2. Activation function
Fig. 3. Dataset samples. (a)(b) Black; (c)(d) yellow; (e)(f) green; (g)(h) brown; (i)(j) blackish green; (k)(l) orange; (m)(n) blue; (o)(p) purple
Fig. 4. Neural network training process
Fig. 5. Improved neural network model structure
Fig. 6. Impact of training sample number on test accuracy
Fig. 7. Convolution feature map. AlexNet model (a) layer 1 feature map, (b) layer 3 feature map, (c) layer 5 feature map; improved model (d) layer 1 feature map, (e) layer 3 feature map, (f) layer 5 feature map
Fig. 8. Accuracy and loss curves of AlexNet model. (a) Training and test accuracy; (b) loss curve
Fig. 9. Accuracy and loss curves of improved model. (a) Training and test accuracy; (b) loss curve
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Table 1. Four kinds of network structures based on AlexNet
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Table 2. Four kinds of network performance
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Table 3. Improved AlexNet model parameters
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Table 4. Impact of optimization techniques on model
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Table 5. Comparison of recognition performance of different methods
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