二项式小波检测心电特征点

Detecting Characteristic Points of ECG Signals with Binomial Wavelet

目的使用二项式小波检测心电信号的特征点 ,为心电信号的分析提供新的检测手段。方法设计对称形式的二项式小波 ,应用它对实际心电信号进行小波变换 ,并进行特征点的检测 ,观察检测效果。结果使用二项式小波检测心电特征点方法实现简单 ,对试验心电信号的特征点定位准确 ,快速。结论对称形式的二项式小波检测较其他小波检测方法简单 ,无须预处理 ,有良好的临床应用价值 。

Objective To find a new method for detecting the characteristic point in ECG. Method Binomial wavelet was designed and used to make wavelet transformation of real ECG signal to detect the characteristic points. Result The method of detection with binomial wavelet transformation was proved to be accurate and reliable. Conclusion Detection of characterized points with symmetric binomial wavelet transformation is simple and needs no pretreatment. It is useful in clinical at practice and research.