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Signal-to-noise ratio is more important than sampling rate in beat-to-beat interval estimation from optical sensors

Zaunseder, Sebastian; Vehkaoja, Antti; Fleischhauer, Vincent; Hoog Antink, Christoph (04 / 2022)
article

<p>Photoplethysmographic Imaging (PPGI) allows the determination of pulse rate variability from sequential beat-to-beat intervals (BBI) and pulse wave velocity from spatially resolved recorded pulse waves. In either ...