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ECG Signal Pretreatment and ECG Analysis

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Author:
No author available
Journal Title:
JOURNAL OF MODERN CLINICAL MEDICAL BIOENGINEERING
Issue:
4
DOI:
10.3760/cma.j.issn.1008-634X.2005.04.005
Key Word:
心电;心电信号预处理;特征提取;心电信号分析;FFT;滤波

Abstract: 本文介绍了在一种便携式心电监护仪器中是如何对心电数据进行预处理和智能分析的.为了适应便携式仪器的特征,我们在心电信号预处理中采用了FFT滤波和滑动平均滤波的方法去除各种干扰并使图像得以平滑,同时采用了差分阈值法提取特征点.考虑到监护仪器的实用性,在心电信号分析阶段,我们采用了分析特征间期异常情况的方法来替代对病症的智能诊断功能.

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