Abstract: This study explores feature extraction and machine learning methods for automated sleep stage classification using physiological signals, focusing on PPG-derived parameters and skin ...
DARIEN, Ill. - Nearly half of adults (48%) have used a sleep tracking device, such as a smartwatch or app, to monitor their sleep quality and duration – up from 35% in 2023, according to a new survey ...
Drivers in the Rolex 24 at Daytona have varied approaches to sleeping during the 24-hour race. Some drivers, like Felipe Nasr, prefer short naps to stay rested throughout the event. Adrenaline and ...
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