Kang NI, Yuqing ZHAO, Zhi CHEN. Multi-scale Convolutional Neural Network Driven by Sparse Second-order Attention Mechanism for Remote Sensing Scene Classification[J]. Acta Photonica Sinica, 2022, 51(6): 0610004

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- Acta Photonica Sinica
- Vol. 51, Issue 6, 0610004 (2022)

Fig. 1. The architecture of MCNN-SSAM

Fig. 2. Visualization results of feature maps learned by different network layers

Fig. 3. The architecture of sparse second-order attention module

Fig. 4. Sample charts of AID dataset

Fig. 5. Sample charts of NWPU45 dataset

Fig. 6. Influence of and on MCNN-SSAM

Fig. 7. Confusion matrix of scene classification on AID dataset under 20% training ratios

Fig. 8. Confusion matrix of scene classification on NWPU45 dataset under 20% training ratios

Fig. 9. Visual comparison of heatmaps between MCNN-SSAM and other related networks
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Table 1. Performance comparison of other related algorithms
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Table 2. Results of ablation and generalization experiments

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