Automatic Bearing Fault Feature Extraction Method via PFDIC and DBAS

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Method</td><td class="align_center">SNR</td><td class="align_center">Computation time (s)</td></tr><tr><td class="align_left" colspan="3"><hr/></td></tr><tr><td class="align_left">EMD</td><td class="align_center">0.0384</td><td class="align_center">363.169</td></tr><tr><td class="align_left">VMD</td><td class="align_center">0.0047</td><td class="align_center">3724.238</td></tr><tr><td class="align_left">ISVD</td><td class="align_center">1.5399</td><td class="align_center">114.345</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>SNRs and computation times of EMD, VMD, and ISVD.</div>

Mathematical Problems in Engineering

tab4

Table 4

Table 4: Automatic Bearing Fault Feature Extraction Method via PFDIC and DBAS 