Noninvasive fetal ECG estimation using adaptive comb filter

Noninvasive fetal ECG estimation using adaptive comb filter
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使用自适应梳状滤波器进行无创胎儿心电图估计

DOI:
10.1016/j.cmpb.2013.07.015
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发表时间:
2013-10
影响因子:
6.1
通讯作者:
Hongxing, Liu
Hongxing, Liu
中科院分区:
工程技术2区
文献类型:
--
作者:
Wei, Zheng;Xueyun, Wei;jian, Zhong Jian;Hongxing, Liu

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本文提出了一种基于自适应梳状滤波器(ACF)的胎儿心电(FECG)估计算法。自适应滤波器能够根据基频的时间变化进行自适应调整,这使得它能够很好地估计生理信号中的准周期成分,如心电信号。通过对真实的胎儿心电数据的实验,验证了所述方法的有效性和性能。与著名的独立分量分析(伊卡)方法的比较也被提出。
This paper describes a robust and simple algorithm for fetal electrocardiogram (FECG) estimation from abdominal signal using adaptive comb filter (ACF). The ACF can adjust itself to the temporal variations in fundamental frequency, which makes it qualified for the estimation of quasi-periodic component from physiologic signal, such as ECG. The validity and performance of the described method are confirmed through experiments on real fetal ECG data. A comparison with the well-known independent component analysis (ICA) method has also been presented.
DOI: 10.1109/tassp.1978.1163117
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