Table 4 Experiments for tampering
From: A new blockchain-based trusted DRM scheme for built-in content protection
Image number | Image | Attack type | Tampering ratio (%) | Bit error | NC |
|---|---|---|---|---|---|
1 | Red plum | Copy and paste | 11.6 | 0.066 | 0.9771 |
2 | Orchid | Insert pictures | 5.9 | 0.036 | 0.9722 |
3 | Green bamboo | Color inverse | 6.3 | 0.057 | 0.9310 |
4 | Chrysanthemum | Horizontal rotate | 8.1 | 0.042 | 0.9763 |