Wen Wang, Yatong Zhou, Baojun Shi, Hao He, Jianwei Zhang. Recognition Algorithm of Dangerous Goods in Security Inspection Based on Multi-Layer Attention Mechanism[J]. Laser & Optoelectronics Progress, 2022, 59(2): 0210011
- Laser & Optoelectronics Progress
- Vol. 59, Issue 2, 0210011 (2022)
Fig. 1. Structure of the dangerous goods security inspection algorithm based on multi-layer attention mechanism
Fig. 2. Principle of the channel attention mechanism
Fig. 3. Principle of the spatial attention mechanism
Fig. 4. Structure of the ResNet101
Fig. 5. Images in the security image data set
Fig. 6. Number of five types of dangerous goods
Fig. 7. Loss values in the training process of six algorithms
Fig. 8. Optimal accuracy of six algorithms
Fig. 9. Visualization result of feature map. (a) Example 1; (b) example 2
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Table 1. Results of ablation experiments
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Table 2. Results of comparative experiment
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