Advances, Systems and Applications
Table 12 The average retrieving percent after applying rotation attack with different degree on three steganographic images for 2bit\block
From: Digital image watermarking using discrete cosine transformation based linear modulation
Rotation degree | Retrieving Percentage (Lena image) | Retrieving Percentage (Baboon image) | Retrieving Percentage (Pepper's image) |
|---|---|---|---|
1° | 5.0781 | 3.9063 | 3.6906 |
5° | 6.2530 | 5.8594 | 5.1719 |
45° | 7.0313 | 9.3750 | 8.7813 |