On relationship among pulse, electrocardiogram signals and drowsiness

• Published in: 2012 5th International Conference on Biomedical Engineering and Informatics pp. 563 - 567
• Main Author: Qi Wang
• Format: Conference Proceeding
• Language: English
• Published: IEEE 01.10.2012
• Subjects: drowsiness; pulse transit time (PTT); wavelet entropy (WE)

Drowsiness is an important factor in a large number of accidents. While significant research has been done into the physiological mechanisms that underlie sleep and the wake state, the available methods to identify drowsiness had more difficulty in practical applications. An objective measurement to...