Research Article
Empirical Wavelet Transform Based ECG Signal Filtering Method
Table 3
Results of the comparison of different filtering techniques (EWT, Weiner, and Kalman).
| Noises | Filters | SNRout | MSE | PRD | 103 | 105 | 121 | 103 | 105 | 121 | 103 | 105 | 121 |
| Power-line interference | Proposed method | 28.9456 | 30.4729 | 37.0877 | 0.00019 | 0.00014 | 0.0002 | 3.5704 | 2.9947 | 1.3984 | Weiner | 6.9821 | 6.4314 | 9.2382 | 0.0741 | 0.1255 | 0.048 | 57.026 | 61.694 | 39.436 | Kalman | 4.766 | 5.4244 | 6.4117 | 0.1510 | 0.1434 | 0.1242 | 80.89 | 69.733 | 60.531 |
| MA | Weiner | 6.9001 | 5.3253 | 8.9682 | 0.0683 | 0.1971 | 0.0492 | 56.615 | 74.624 | 40.452 | Kalman | 5.3188 | 5.2970 | 7.4177 | 0.1292 | 0.1863 | 0.0929 | 74.109 | 74.152 | 52.178 | Proposed method | 7.7482 | 8.1272 | 16.3303 | 0.0253 | 0.0241 | 0.0240 | 40.9818 | 39.2319 | 15.2576 |
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The proposed method give the good results.
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