Single-Frequency Ultrasound-Based Respiration Rate Estimation with Smartphones

<table class="fixed-width table-group" id="tab4"><tr><td><table class="table"><colgroup><col style="width:9.15em"/><col style="width:13.04em"/></colgroup><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Phone </td><td class="align_center"> Mean estimation error (bpm)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Xiaomi MI5</td><td class="align_center"> 0.37</td></tr><tr><td class="align_left">Samsung Galaxy S4</td><td class="align_center"> 0.41</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Estimation errors on different smartphones.</div>

Computational and Mathematical Methods in Medicine

tab4

Table 4

Table 4: Single-Frequency Ultrasound-Based Respiration Rate Estimation with Smartphones 