ECG baseline wander correction by mean-median filter and discrete wavelet transform

Weituo Hao*, Yu Chen, Yi Xin

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

37 Citations (Scopus)

Abstract

Electrocardiographic (ECG) analysis plays an important role in diagnosis of heart diseases. High quality ECG pushes forward new drug development and improves clinical diagnosis. This paper introduces a novel method to correct baseline wander (BW) components of ECG signals based on Mean-Median (MEM) filter and discrete wavelet transform (DWT). We obtain the BW estimation via MEM, and decompose the estimation into different scales by DWT. Then, an iterative sifting process based on t-test is adopted to select the scales to reconstruct the refined BW components. The proposed method is applied to MIT-BIH Arrhythmia Database. The experimental results verify that the proposed method can effectively remove BW components and preserve useful waveform information.

Original languageEnglish
Title of host publication33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011
Pages2712-2715
Number of pages4
DOIs
Publication statusPublished - 2011
Event33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011 - Boston, MA, United States
Duration: 30 Aug 20113 Sept 2011

Publication series

NameProceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS
ISSN (Print)1557-170X

Conference

Conference33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011
Country/TerritoryUnited States
CityBoston, MA
Period30/08/113/09/11

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