Attack type | Intensity | Proposed scheme | [3] | ||
PSNR | NC | PSNR | NC | ||
Compression | JPEG compression (Q = 60) | 32.4461 | 0.8564 | 32.4273 | 0.9004 |
JPEG compression (Q = 70) | 32.9402 | 0.9163 | 32.9126 | 0.9126 | |
JPEG compression (Q = 80) | 33.6178 | 0.9844 | 33.5874 | 0.9102 | |
Noise | Speckle noise | 35.2496 | 0.9878 | 35.1973 | 0.9138 |
Salt & pepper noise | 35.0859 | 0.9709 | 34.7111 | 0.9817 | |
Filtering | Median filtering (3 × 3) | 33.9339 | 0.9194 | 33.9918 | 0.9133 |
Median filtering (5 × 5) | 30.6079 | 0.8027 | 30.6583 | 0.7869 | |
Wiener filtering (3 × 3) | 35.7532 | 0.9732 | 35.8472 | 0.9282 | |
Wiener filtering (5 × 5) | 33.5019 | 0.7832 | 33.5941 | 0.7798 | |
Rotating | 5 degree | 20.0438 | 0.9407 | 20.0449 | 0.8953 |
10 degree | 17.5140 | 0.9390 | 17.5147 | 0.8857 | |
Rescaling | Scale (0.5) | 33.1163 | 0.9846 | 33.1603 | 0.9404 |
Scale (2) | 41.1787 | 1.0000 | 41.1122 | 0.9412 | |
Cropping | Cropping (1/16) | 18.4751 | 0.9895 | 18.4741 | 0.9661 |
Cropping (1/4) | 12.1114 | 0.9563 | 12.1112 | 0.8599 |