Runmei Zhang, Yufei Xiao, Zhennan Jia, Zhong Chen, Zihua Chen, Bin Yuan, Weiwei Cao, Weiwei Song. Improved YOLOv7 algorithm for target detection in complex environments from UAV perspective[J]. Opto-Electronic Engineering, 2024, 51(5): 240051
- Opto-Electronic Engineering
- Vol. 51, Issue 5, 240051 (2024)
Fig. 1. SimAM attention module
Fig. 2. SSG-YOLOv7 overall structure
Fig. 3. GhostConv structure
Fig. 4. Comparison of (a) NMS and (b) soft NMS detection effect sample chart
Fig. 5. Data augmentation comparison of two kinds of datasets
Fig. 6. Visual comparison of YOLOv7 and SSG-YOLOv7 detection effect
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Table 1. Anchor frame size generated by K-means++
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Table 2. Comparison of SPPCSPC and SG-SPPCSPC
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Table 3. Results of ablation experiments
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Table 4. Comparison of mAP(%) before and after data enhancement
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Table 5. Comparison of experimental results
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