Relative RMSE in DWT Using Different Combinations of Approximation and Details at 1 Level of Decomposition
| Reconstruction procedure | Relative RMSE (mean ± SD) |
|---|---|
| Only approximation | 0.315 ± 0.007 |
| Approximation and horizontal detail | 0.585 ± 0.013 |
| Approximation and vertical detail | 0.588 ± 0.008 |
| Approximation and diagonal detail | 0.446 ± 0.002 |