Voice Activity Detection in Noisy Environments Based on Double-Combined Fourier Transform and Line Fitting

<div class="floats-full-page floats-full-page-other"><h2>Table 4</h2><div class="floats-full-page-caption">The Euclidean distance between the three clusters.</div><div class="floats-full-page-content"><table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr /></td></tr><tr class="thead"><td align="left">SNR (dB)</td><td align="center">−5</td><td align="center">0</td><td align="center">5</td><td align="center">10</td><td align="center">15</td><td align="center">20</td></tr><tr><td class="thead-hr" colspan="7"><hr /></td></tr><tr><td align="left" rowspan="2"> </td><td align="center" colspan="6">Cluster 1  </td></tr><tr><td align="center">Noise-only</td><td align="center">Noise-only</td><td align="center">Noise-only</td><td align="center">Noise-only</td><td align="center">Noise-only</td><td align="center">Noise-only</td></tr><tr><td align="center" colspan="7"><hr /></td></tr><tr><td align="left">Clusters 2 and 3</td><td align="center"> </td><td align="center"> </td><td align="center"> </td><td align="center"> </td><td align="center"> </td><td align="center"> </td></tr><tr><td align="left">Noisy speech</td><td align="center">8.5</td><td align="center">12.7</td><td align="center">15.9</td><td align="center">19.1</td><td align="center">22.8</td><td align="center">25.5</td></tr><tr><td align="left">Speech-only</td><td align="center">5.4</td><td align="center">9.9</td><td align="center">12.9</td><td align="center">17.2</td><td align="center">21.3</td><td align="center">24.3</td></tr><tr><td align="center" colspan="7"><hr /></td></tr><tr><td align="left">Error</td><td align="center">3.1</td><td align="center">2.8</td><td align="center">3.0</td><td align="center">1.9</td><td align="center">1.5</td><td align="center">1.2</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr" /></td></tr></table></td></tr></table></div></div>

Table 4 | Voice Activity Detection in Noisy Environments Based on Double-Combined Fourier Transform and Line Fitting

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Table 4: Voice Activity Detection in Noisy Environments Based on Double-Combined Fourier Transform and Line Fitting

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Table 4

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