Denoising Method Based on Spectral Subtraction in Time-Frequency Domain

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Window length</td><td class="align_center">S/R after denoising (dB)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">3</td><td class="align_center">2.324</td></tr><tr><td class="align_left">7</td><td class="align_center">5.064</td></tr><tr><td class="align_left">9</td><td class="align_center">1.854</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of S/R after denoising with different filter window lengths.</div>

Advances in Civil Engineering

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Table 1

Table 1: Denoising Method Based on Spectral Subtraction in Time-Frequency Domain 