Zongbao Bai, Junju Zhang, Yuan Gao, Youcheng Hu. Attention Mechanism-Based Object Detection Algorithm in Aerial Images[J]. Laser & Optoelectronics Progress, 2023, 60(12): 1215003
- Laser & Optoelectronics Progress
- Vol. 60, Issue 12, 1215003 (2023)
Fig. 1. Structure of Faster R-CNN
Fig. 2. Structure diagram of Tri-CSAM
Fig. 3. Channel feature maps of ResNet-50 in different nodes. (a) Original image; (b) convolution layer of Conv1;（c）rectified linear unit of Conv1；（d）output layer of Conv2_x
Fig. 4. Schematic of multi-scale receptive field
Fig. 5. Structure of DH
Fig. 6. Structure of regression branch convolution module. (a) Structure of block 1; (b) structure of block 2
Fig. 7. Label visualization of partial dataset
Fig. 8. P-R curves under different IoU thresholds. (a) IoU is 0.50; (b) IoU is 0.75; (c) IoU is 0.90
Fig. 9. Visualization results of network heat map. (a) Small target pedestrian scene of 45° aerial view; (b) medium target vehicles scene of 45° aerial view; (c) small target vehicles scene of 90° aerial view
Fig. 10. Visualization results of aerial image detection. (a) Normal light scene; (b) week light scene; (c) strong light scene
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Table 1. Detection results on VisDrone dataset
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Table 2. Detection results on UAVDT dataset
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Table 3. Performance comparison of different algorithms
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