This function can be used to act as an audio equalizer (example shown in comments in file). If you feed this a wgn signal then you will generate a NSD (noise spectral density) which is useful in generating noise of a given spectral characteristic.
Grant Lohsen (2020). Audio Equalizer (https://www.mathworks.com/matlabcentral/fileexchange/39109-audio-equalizer), MATLAB Central File Exchange. Retrieved .
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