Automatic Sleep Staging Based on Single-Channel EEG Signal Using Null Space Pursuit Decomposition Algorithm
نویسندگان
چکیده
Sleep quality is related to people’s physical and mental health, so an accurate assessment of sleep key recognizing disorders taking effective interventions. To address the shortcomings traditional manual automatic staging methods, such as being time-consuming having low classification accuracy, method based on null space pursuit (NSP) decomposition algorithm single-channel electroencephalographic (EEG) signals proposed, which provides a new way for EEG signal identification stages. First, data from Sleep-EDF database, DREAMS Subject Heart Health Study database (SHHS), available PhysioNet, were preprocessed, respectively. Second, preprocessed decomposed by NSP algorithm. Third, we extracted nine features in time domain nonlinear dynamics statistics original six simple that decomposed. Finally, extreme gradient boosting (XGBOOST) was used construct model classify identify 63 staging. The experimental results showed that, accuracy four five categories 93.59% 92.89%, respectively; rates 91.32% 90.01%, SHHS 90.25% 88.37%, show proposed this work has high efficiency, well strong applicability robustness.
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ژورنال
عنوان ژورنال: Axioms
سال: 2022
ISSN: ['2075-1680']
DOI: https://doi.org/10.3390/axioms12010030