Table 2 Performance of matrix encoding with different parameters
From: Stego key recovery method for F5 steganography with matrix encoding
w | n | Embedding ratio (%) | Embedding efficiency |
|---|---|---|---|
1 | 1 | 100.00 | 2.00 |
2 | 3 | 66.67 | 2.67 |
3 | 7 | 42.86 | 3.43 |
4 | 15 | 26.67 | 4.27 |
5 | 31 | 16.13 | 5.16 |
6 | 63 | 9.52 | 6.09 |
7 | 127 | 5.51 | 7.06 |
8 | 255 | 3.14 | 8.03 |
9 | 511 | 1.76 | 9.02 |