Table 2 MSE comparison of different thresholding methods with the MNDL hard thresholding approach.
Blocks | Optimum hard MSE | MNDL-SS | MNDL hard thresholding | MDL | VisuShrink |
|---|---|---|---|---|---|
| 0.13 | 0.3 | 0.18 | 0.2 | 0.2 |
| 1.8 | 2.8 | 1.5 | 2.1 | 2.2 |
| 7.9 | 9.3 | 9 | 9 | 9.2 |
| 14 | 17.6 | 17.2 | 17.7 | 15.4 |
Bumps | Â | Â | Â | Â | Â |
| 0.3 | 0.33 | 0.32 | 0.33 | 0.37 |
| 1.32 | 1.54 | 1.4 | 1.68 | 1.5 |
| 4.16 | 6.1 | 5 | 5.2 | 4.9 |
| 9.3 | 11.3 | 10.59 | 15.7 | 10.63 |
Quadchirp | Â | Â | Â | Â | Â |
| 0.96 | 1 | .98 | 1.4 | 2.29 |
| 6.62 | 4.7 | 6.75 | 7 | 6.9 |
| 7.7 | 8.9 | 7.8 | 10.51 | 8.01 |
| 7.86 | 12 | 7.86 | 15.9 | 8.5 |
Mishmash | Â | Â | Â | Â | Â |
| 0.9 | 1.2 | 0.9 | 2 | 3.3 |
| 7.1 | 7.8 | 7.5 | 7.4 | 7.3 |
| 7.8 | 8 | 7.8 | 10 | 7.9 |
| 7.86 | 8.2 | 7.86 | 16 | 8 |
