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. 2014 Sep 16;1(3):104–109. doi: 10.1049/htl.2014.0073

Table 4.

SNR and MSE values depending on the DWT decomposition level using the Sym4 wavelet: first ECG signal with noise variance 20

Level 1 Level 2 Level 3
EMD-Sym4 SNR 2.8907 2.8906 2.8906
EMD-Sym4 MSE 33683.0990 33683.4726 33683.4988
VMD-Sym4 SNR 15.3706 15.3744 15.3748
VMD-Sym4 MSE 1902.9217 1901.2602 1901.0757