Table 1 The PSNR (dB) of the reconstructed images using our scheme
From: Performing scalable lossy compression on pixel encrypted images
N | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|---|
Rate per info bit | 0.25 | 0.28 | 0.31 | 0.34 | 0.38 | 0.41 | 0.44 | 0.47 | 0.5 |
Lena | 34.7 | 35.0 | 36.0 | 37.8 | 38.9 | 39.4 | 39.7 | 39.8 | 40.2 |
Baboon | 30.2 | 30.9 | 31.9 | 34.4 | 36.0 | 36.6 | 36.7 | 36.8 | 36.8 |
Man | 30.4 | 30.9 | 31.2 | 32.6 | 33.5 | 33.9 | 34.0 | 34.0 | 34.9 |
Hill | 30.3 | 30.5 | 30.8 | 32.8 | 33.8 | 34.2 | 34.4 | 34.4 | 35.1 |