Sound Source Omnidirectional Positioning Calibration Method Based on Microphone Observation Angle

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Date</td><td class="align_center">Coordinate error (%)</td><td class="align_center">Horizontal deflection error (%)</td><td class="align_center">Elevation angle error (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">April 2nd</td><td class="align_center">(2.62,9.87,11.37)</td><td class="align_center">0.66</td><td class="align_center">7.95</td></tr><tr><td class="align_left">April 9th</td><td class="align_center">(13.43,7.42,0.21)</td><td class="align_center">2.54</td><td class="align_center">2.40</td></tr><tr><td class="align_left">April 12th</td><td class="align_center">(8.03,11.20,2.12)</td><td class="align_center">2.02</td><td class="align_center">1.02</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The error rate of the actual measured sound source omnidirectional positioning calibration data.</div>

Complexity

tab6

Table 6

Table 6: Sound Source Omnidirectional Positioning Calibration Method Based on Microphone Observation Angle 