Author

Senbao Lu

Date of Award

Spring 2019

Document Type

Thesis

Publisher

Santa Clara : Santa Clara University, 2019.

Degree Name

Master of Science (MS)

Department

Bioengineering

First Advisor

Yuling Yan

Abstract

In this study, a novel Atrial Fibrillation (AFib) detection algorithm is presented based on Electrocardiography (ECG) signals. In particular, the spectrogram of ECG signal is used as an input to a Convolutional Neural Network (CNN) to classify normal and AFib ECG signals. This model is shown to perform well with an accuracy of 92.91% and a value of 0.9789 for the area under the ROC curve (AUC). This study demonstrated the potential of using image classification methods and CNN model to detect abnormal biosignals with noise.

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