nd domain the additive aspect takes precedence. That is to say, the original sound and the gradients (Figure <a href="#fig:melspecs" data-reference-type="ref" data-reference="fig:melspecs">[fig:melspecs]</a> b.3) are perceived as two superimposed independent layers. We recommend listening to the audio files for a better idea.</p>
<h2 id="filter-based-function">Filter-based function</h2>
<pre data-caption="Filter-based function with inputs x and y"><code>X_mag, X_pha = MAGPHASE(STFT(x))
Y_mag = ABS(STFT(y))
