| AG | IE | µ | δ |
original image | 3.7236 | 6.5994 | 116.2724 | 29.8227 |
HE | 9.9067 | 5.9187 | 127.4481 | 74.7337 |
FD | 9.1291 | 6.9658 | 117.3178 | 34.7969 |
SSR | 10.9007 | 7.7118 | 105.3917 | 54.6149 |
MSR | 10.6647 | 7.7123 | 106.3229 | 54.1543 |
FDSSR | 15.5365 | 7.4431 | 105.3887 | 43.7380 |
the proposed method | 11.3097 | 7.7140 | 106.5820 | 54.7190 |