signal interpolation after getting fft for voice signal ?

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Haider Al-Sudani
Haider Al-Sudani on 23 Oct 2021
Answered: Srijith Kasaragod on 27 Oct 2021
dear all
kindly, I would If some one could explain me the below :
1- I recoreded a wave file
2- import it to mat lab
3- complete fft for the signal
now I need to calculate the peak for the signal and connect them by a curve to have the signal pitch envelop
your support would be appreciated

Answers (1)

Srijith Kasaragod
Srijith Kasaragod on 27 Oct 2021
Hi Haider,
I understand that you have computed fft of the signal imported and wish to plot its upper peak envelope. You can use 'envelope' function and specify 'peak' as an argument to obtain the peak envelopes.

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