Performance comparison for wavelet domain denoising of HeaviSine signal. Results presented are averaged over 100 noise realizations.
| Input | Output SNR (dB) | ||||||
|---|---|---|---|---|---|---|---|
| (l)2-8 SNR (dB) | SURE-LET | SS | SURE-SUB | ST | MPE | MPE-SUB | ITER- ℓ1 |
| –5.00 | 3.71 | 4.35 | 4.57 | 9.91 | 3.41 | 4.65 | –0.04 |
| –2.50 | 6.19 | 6.73 | 7.07 | 11.78 | 5.87 | 7.11 | 2.40 |
| 0 | 8.70 | 9.30 | 9.58 | 13.54 | 8.39 | 9.63 | 4.91 |
| 2.50 | 11.20 | 11.84 | 12.10 | 14.99 | 10.97 | 12.16 | 7.45 |
| 5.00 | 13.74 | 14.35 | 14.54 | 16.49 | 13.42 | 14.67 | 9.89 |
| 7.50 | 16.18 | 16.79 | 17.03 | 18.13 | 15.86 | 17.10 | 12.41 |
| 10.00 | 18.67 | 19.29 | 19.54 | 19.93 | 18.34 | 19.59 | 14.93 |
| 12.50 | 21.14 | 21.67 | 21.33 | 22.01 | 20.77 | 22.05 | 17.40 |
| 15.00 | 23.58 | 24.19 | 24.32 | 24.05 | 23.25 | 24.41 | 19.92 |
| 17.50 | 26.10 | 26.61 | 26.69 | 26.00 | 25.72 | 26.79 | 22.39 |
| 20.00 | 28.60 | 29.08 | 28.89 | 27.90 | 28.18 | 29.02 | 24.88 |
| Input | Output SNR (dB) | ||||||
|---|---|---|---|---|---|---|---|
| (l)2-8 SNR (dB) | SURE-LET | SS | SURE-SUB | ST | MPE | MPE-SUB | ITER- |
| –5.00 | 3.71 | 4.35 | 4.57 | 3.41 | 4.65 | –0.04 | |
| –2.50 | 6.19 | 6.73 | 7.07 | 5.87 | 7.11 | 2.40 | |
| 0 | 8.70 | 9.30 | 9.58 | 8.39 | 9.63 | 4.91 | |
| 2.50 | 11.20 | 11.84 | 12.10 | 10.97 | 12.16 | 7.45 | |
| 5.00 | 13.74 | 14.35 | 14.54 | 13.42 | 14.67 | 9.89 | |
| 7.50 | 16.18 | 16.79 | 17.03 | 15.86 | 17.10 | 12.41 | |
| 10.00 | 18.67 | 19.29 | 19.54 | 18.34 | 19.59 | 14.93 | |
| 12.50 | 21.14 | 21.67 | 21.33 | 22.01 | 20.77 | 17.40 | |
| 15.00 | 23.58 | 24.19 | 24.32 | 24.05 | 23.25 | 19.92 | |
| 17.50 | 26.10 | 26.61 | 26.69 | 26.00 | 25.72 | 22.39 | |
| 20.00 | 28.60 | 28.89 | 27.90 | 28.18 | 29.02 | 24.88 | |
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