Improved Continuous Wavelet Transform for Modal Parameter Identification of Long-Span Bridges

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Order</td><td class="align_center" colspan="2"><i>R</i>-square</td></tr><tr class="thead"><td class="align_center">Before extension</td><td class="align_center">After extension</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">First</td><td class="align_center">0.6513</td><td class="align_center">0.9214</td></tr><tr><td class="align_left">Second</td><td class="align_center">0.8003</td><td class="align_center">0.9392</td></tr><tr><td class="align_left">Third</td><td class="align_center">0.8728</td><td class="align_center">0.9951</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The <i>R</i>-square of wavelet ridge amplitude logarithmic curve and fitted curve.</div>

Shock and Vibration

tab2

Table 2

Table 2: Improved Continuous Wavelet Transform for Modal Parameter Identification of Long-Span Bridges 