Optimization of a Biometric System Based on Acoustic Images

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="center" colspan="5">EER-4 images</td></tr><tr class="thead"><td align="left"> </td><td align="center"><svg height="13.8875" id="M102" style="vertical-align:-3.9858pt" version="1.1" viewbox="0 0 16.5375 13.8875" width="16.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>  (front)</td><td align="center"><svg height="13.8875" id="M103" style="vertical-align:-3.9858pt" version="1.1" viewbox="0 0 16.5375 13.8875" width="16.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>  (front + arms)</td><td align="center"><svg height="14.0375" id="M104" style="vertical-align:-4.10045pt" version="1.1" viewbox="0 0 16.5375 14.0375" width="16.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>  (back)</td><td align="center"><svg height="13.8875" id="M105" style="vertical-align:-3.9858pt" version="1.1" viewbox="0 0 16.5375 13.8875" width="16.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>  (side)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left"><span style="width: 121.7125px;"><svg height="17.4" id="M106" style="vertical-align:-4.15506pt" version="1.1" viewbox="0 0 121.7125 17.4" width="121.7125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.017,-0,0,-.017,90.65,12.162)"><path d="M535 230h-212v-233h-58v233h-213v50h213v210h58v-210h212v-50z" id="x2B"></path></g><g transform="matrix(.017,-0,0,-.017,104.402,12.162)"><path d="M619 670q0 -13 -9 -26t-18 -19q-13 -10 -25 2q-36 38 -66 38q-31 0 -54.5 -50t-45.5 -185h120l-20 -31l-107 -12q-23 -138 -57 -293q-27 -122 -55 -184.5t-75 -109.5q-60 -61 -114 -61q-25 0 -47.5 15t-22.5 31q0 17 31 44q11 8 20 -1q10 -11 31 -19t35 -8q26 0 47 19
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</svg></span></td><td align="center"><b>25.80</b></td><td align="center"><b>9.52</b></td><td align="center">24.25</td><td align="center">16.52</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Equal error rate using 4 images associated with a position.

The Scientific World Journal

tab4

Table 4

Table 4: Optimization of a Biometric System Based on Acoustic Images 