Table 1 Lower bound MSE and output MSE for the DCT-based filter for components of color images in TID2008.
Image index in TID2008 | R component | G component | B component | |||
|---|---|---|---|---|---|---|
| Â | MSE lb | MSE DCT | MSE lb | MSE DCT | MSE lb | MSE DCT |
1 | 28.9 | 36.8 | 29.9 | 36.5 | 28.9 | 36.8 |
5 | 27.5 | 30.4 | 28.0 | 30.9 | 26.4 | 30.8 |
6 | 23.7 | 31.2 | 23.5 | 31.2 | 22.4 | 30.8 |
8 | 23.2 | 32.5 | 23.3 | 32.1 | 22.6 | 32.0 |
10 | 7.1 | 17.6 | 7.5 | 18.1 | 7.3 | 17.8 |
11 | 16.4 | 26.4 | 16.2 | 26.3 | 15.3 | 25.8 |
13 | 41.0 | 46.6 | 42.6 | 46.2 | 37.2 | 46.3 |
14 | 20.7 | 31.0 | 20.0 | 30.6 | 19.5 | 30.7 |
18 | 21.4 | 28.7 | 20.4 | 28.1 | 17.4 | 28.3 |
23 | 4.6 | 12.9 | 4.7 | 12.7 | 4.8 | 12.6 |
25 | 14.7 | 19.4 | 14.0 | 18.2 | 13.5 | 18.3 |