Table 6 Comparation between DWT-SVD and NSCT-SVD
From: A novel zero-watermarking scheme based on NSCT-SVD and blockchain for video copyright
Attack types | DWT-SVD [30] | NSCT-SVD |
|---|---|---|
Affine (Y-shearing 0.01) | 0.9669 | 0.9879 |
Rescale (200%) | 0.9643 | 0.9785 |
Median filtering (5 * 5) | 0.9712 | 0.9987 |
Noise attack (10%) | 0.9209 | 0.9557 |
Rotation (0.75) | 0.9481 | 0.9676 |
Gaussian filtering (0.01) | 0.9321 | 0.9757 |