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SNR and MSE values depending on the DWT decomposition level using the Sym4 wavelet: second ECG signal with noise variance 20
| Level 1 | Level 2 | Level 3 | ||
|---|---|---|---|---|
| EMD-Sym4 | SNR | 4.9510 | 4.9510 | 4.9511 |
| EMD-Sym4 | MSE | 20959.6115 | 20959.2916 | 20959.1142 |
| VMD-Sym4 | SNR | 19.2205 | 19.2241 | 19.2262 |
| VMD-Sym4 | MSE | 784.2097 | 783.5511 | 783.1767 |
