Wei Gao, Boyang He, Ting Zhang, Meiqing Guo, Jun Liu, Huimin Wang, Xingzhong Zhang. Three-Dimensional Object Detection in Substation Operation Scene Based on Attention Mechanism[J]. Laser & Optoelectronics Progress, 2022, 59(22): 2210010
- Laser & Optoelectronics Progress
- Vol. 59, Issue 22, 2210010 (2022)
Fig. 1. PowerNet structure
Fig. 2. Local area. (a) Local area input; (b) local area representation
Fig. 3. Channel direction attention structure diagram
Fig. 4. Point direction attention structure diagram
Fig. 5. Serial attention structure diagram
Fig. 6. Dataset collector and sample illustration. (a) Dataset collector; (b) sample illustration
Fig. 7. Data annotation. (a) PCAT annotated point cloud; (b) LabelImg annotated images; (c) label format
Fig. 8. Loss curve and performance curve
Fig. 9. Test result. (a) RGB images; (b) point cloud diagrams
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Table 1. Comparison of effects of different combinations of attention on network performance
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Table 2. Choice of attention structure
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Table 3. Choice of loss function
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Table 4. Performance comparison results of mainstream detection models
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