Monitoring Fetal Heart Rate during Pregnancy: Contributions from Advanced Signal Processing and Wearable Technology

<table>Phase Rectified Signal Average (PRSA) curve computed on a FHR recording. The computation of the Acceleration Phase Rectified Slope is shown: APRS is defined as the slope of the PRSA curve in the anchor point (red dot).</table>

Computational and Mathematical Methods in Medicine

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Figure 2

Figure 2: Monitoring Fetal Heart Rate during Pregnancy: Contributions from Advanced Signal Processing and Wearable Technology 