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Table 4 Comparison of the conventional WT and DT-WT based methods with the proposed DT-WT for MIT-BIH arrhythmia records

From: ECG signal performance de-noising assessment based on threshold tuning of dual-tree wavelet transform

Record no. SNR
DWT DT-WT Proposed
100 42.6534 45.8309 98.5023
101 48.4172 49.3955 100.1488
102 45.4918 49.8727 100.8777
103 52.2014 55.4198 106.6181
104 54.1384 57.5161 105.5597
105 62.8240 66.1887 97.0638
106 47.4558 51.8933 93.6908
107 54.5761 55.5218 105.0257
108 43.3222 48.1617 90.3493
109 51.2570 53.7656 113.8190
111 33.9796 37.2333 96.6799