Question

How to create an application allowing to display a 3D representation of a wave file withtime, amplitude and frequency (3d spectrogram) in matlab. NOTE:The ready function of matlab or any other library related with the spectogram are not allowed

No correct solution

OTHER TIPS

I think that what you are looking for is a spectrogram:

http://www.mathworks.com/help/toolbox/signal/ref/spectrogram.html

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