An Integrated Denoising Method for Sensor Mixed Noises Based on Wavelet Packet Transform and Energy-Correlation Analysis

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2014/650891/figures/650891.fig.009a.svgz" name="650891.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The waveform of filtered shearer cutting current signal</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/js/volume-2014/650891/figures/650891.fig.009b.svgz" name="650891.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The corresponding removed noise</td></tr></table>

<div>The denoising result of shearer cutting current signal.</div>

Journal of Sensors

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Figure 9

Figure 9: An Integrated Denoising Method for Sensor Mixed Noises Based on Wavelet Packet Transform and Energy-Correlation Analysis 