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Time-scale/pitch modification

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Time-scale/pitch modification

by Yang Lu

 

17 Nov 2009 (Updated 24 Nov 2009)

Simple implementation of [1] with small modification.

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Description

Simple implementation of [1] with small modification. Hopefully this is going to help beginners in speech/audio signal processing.

[1] X. Zhu, G. T. Beauregard and L. L. Wyse, "Real-Time Signal Estimation From Modified Short-Time Fourier Transform Magnitude Spectra", IEEE Trans. on Audio, Speech, and Language Processing, VOL. 15, NO. 5, JULY 2007
Required Products Signal Processing Toolbox
MATLAB release MATLAB 7.3 (R2006b)
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Comments and Ratings (2)
29 Mar 2010 Andrew

I get an error due as the function "Phase" is missing. Does anyone else have this problem?
05 May 2011 Andrei

Andrew, try to replace phase(...) function call with angle(...) function.
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Updates
24 Nov 2009

changed the tag
Tag Activity for this File
Tag Applied By Date/Time
speech audio signal processing Yang Lu 18 Nov 2009 10:09:44
speech audio signal processing chuanxu 22 Nov 2009 20:13:46
speech Yang Lu 24 Nov 2009 13:32:42
audio Yang Lu 24 Nov 2009 13:32:42
signal processing Yang Lu 24 Nov 2009 13:32:42

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