Research Article
Robust Automatic Target Recognition Algorithm for Large-Scene SAR Images and Its Adaptability Analysis on Speckle
Table 2
ATR result of different feature extraction methods and classifier.
| Feature extraction methods | Dimension of features | Classifier | Recognition rate |
| Hu’s moment | 7 | LSSVC | 0.7313 |
| Wavelet moment | 7 | LSSVC | 0.8469 | 17 | LSSVC | 0.9184 |
| Wavelet moment + entropy | 7 | LSSVC | 0.8776 | 17 | LSSVC | 0.9660 |
| PCA | 196 | LSSVC | 0.9643 |
| Local multiscale feature | 161 | LSSVC | 0.9802 |
| Local multiscale feature | 161 | Multiscale kernel classifier | 0.9897 |
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