Table 4 Performance comparison of ontourlet-based restoration algorithms
| (LP/DFB) | Medical image 1 | Medical image 2 |
|---|---|---|
| (9/7,9/7) | 4.29 | 7.12 |
| (pkva,pkva) | 4.35 | 6.09 |
| (haar,pkva) | 4.08 | 6.59 |
| (haar,pkva6) | 3.95 | 6.19 |
| (haar,5/3) | 3.71 | 6.45 |
| (sym8,pkva6) | 3.53 | 7.14 |
| (sym8,pkva) | 4.65 | 7.3 |
| (sym8,9/7) | 4.35 | 7.13 |
| (sym8,5/3) | 3.94 | 6.83 |