Table 4 The recognition accuracy using different methods of feature extraction in SAE
From: A new method based on stacked auto-encoders to identify abnormal weather radar echo images
Method of feature extraction | Recognition accuracy |
|---|---|
None (original picture) | 77.59% |
Color | 23.27% |
Texture | 23.71% |
Color + texture | 24.03% |
Color + texture + shape | 23.63% |
Integral projection | 95.15% |