Table 2.
Comparison of the filters.
| Filters | Wavelet Transform | Low-Pass Butterworth Filter | Savitzky–Golay Filter | Moving Average | Gaussian Filter | Median Filter |
|---|---|---|---|---|---|---|
| PSNR | 56.9 | 78.6 | 80.5 | 81.05 | 86.5 | 87.3 |
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