From: Quantization-based image authentication scheme using QR error correction
Test images | Yang and Shen’s scheme [18] | The proposed scheme | ||
---|---|---|---|---|
Authenticated image (dB) | Recovered image (dB) | Authenticated image (dB) | Recovered image (dB) | |
Baboon | 43.45 | 34.30 | 51.11 | 35.37 |
Cameraman | 42.88 | 40.54 | 51.15 | 47.05 |
Chart | 42.08 | 32.63 | 50.78 | 35.98 |
Lena | 43.24 | 42.04 | 51.39 | 46.99 |
Pepper | 43.13 | 41.74 | 51.09 | 37.29 |
Sailboat | 44.14 | 37.41 | 50.98 | 41.88 |
Average | 43.15 | 39.16 | 51.08 | 40.76 |