Table 4 The PSNR comparison of different methods with ER = 3 bpp
From: High capacity data hiding scheme based on (7, 4) Hamming code
Lena | Baboon | Man | Tiffany | Peppers | Boat | Jet | Sailboat | Splash | |
|---|---|---|---|---|---|---|---|---|---|
Matrix encoding | 19.80 | 19.77 | 19.63 | 19.87 | 19.89 | 19.70 | 20.07 | 20.09 | 19.82 |
Nearest code | 19.80 | 19.77 | 19.64 | 19.87 | 19.89 | 19.69 | 20.08 | 20.09 | 19.81 |
Hamming+1 | – | – | – | – | – | – | – | – | – |
Proposed scheme | 37.92 | 37.92 | 37.92 | 37.91 | 37.92 | 37.92 | 37.98 | 37.89 | 37.94 |