Z. Alamgir, X. Cai, Brian J. Roscoe, R. Wang, S. Sani, S. Schuckers, Alexandru Stoin, Charles J. Robinson
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引用次数: 4
Abstract
An accelerometer placed on the chest produces a periodic ~1 Hz signal linked to the cardiac cycle. If one places accelerometers on the head, a 1 Hz background signal can also be detected in all three axes. This paper investigates the source of these head acceleration signals.