Noise Source Separation of an Internal Combustion Engine Based on a Single-Channel Algorithm

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Original source</td><td class="align_center" colspan="3">Quantitative index</td></tr><tr class="thead"><td class="align_center">RobustICA (dB)</td><td class="align_center">FastICA (dB)</td><td class="align_center">JADE (dB)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left"><i>x</i>1</td><td class="align_center">21.1840</td><td class="align_center">29.5894</td><td class="align_center">24.2738</td></tr><tr><td class="align_left"><i>x</i>2</td><td class="align_center">265.7350</td><td class="align_center">15.7141</td><td class="align_center">17.0060</td></tr><tr><td class="align_left"><i>x</i>3</td><td class="align_center">23.1559</td><td class="align_center">−6.3843</td><td class="align_center">26.5964</td></tr><tr><td class="align_left">Average</td><td class="align_center">103.3583</td><td class="align_center">12.9731</td><td class="align_center">22.6254</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Quantitative index on the performance of three ICA methods.</div>

Shock and Vibration

tab2

Table 2

Table 2: Noise Source Separation of an Internal Combustion Engine Based on a Single-Channel Algorithm 