Sourabh Gupta - Academia.edu (original) (raw)
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Papers by Sourabh Gupta
International Journal of Biomedical Engineering and Technology, 2012
Biomedical signals like heart waves commonly change their statistical property over time and are ... more Biomedical signals like heart waves commonly change their statistical property over time and are highly non-stationary signals. For the analysis of this kind of signals, Wavelet Transform (WT) is a powerful tool. The complete ECG delineation is a fundamental requirement for automatic disease identification. This paper presents standalone delineation algorithm, which individually detects all peaks (P, Q, R, S and T peaks). In this work, firstly, the pre-processing of an ECG signal is done followed by peaks detection using Continuous Wavelet Transform (CWT). Thresholding is used for detection of R peak and other peaks are detected on the basis of positions of the R peaks.
International Journal of Biomedical Engineering and Technology, 2012
Biomedical signals like heart waves commonly change their statistical property over time and are ... more Biomedical signals like heart waves commonly change their statistical property over time and are highly non-stationary signals. For the analysis of this kind of signals, Wavelet Transform (WT) is a powerful tool. The complete ECG delineation is a fundamental requirement for automatic disease identification. This paper presents standalone delineation algorithm, which individually detects all peaks (P, Q, R, S and T peaks). In this work, firstly, the pre-processing of an ECG signal is done followed by peaks detection using Continuous Wavelet Transform (CWT). Thresholding is used for detection of R peak and other peaks are detected on the basis of positions of the R peaks.