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Nonparametric Power Spectrum Estimation With Thresholded Cepstrum

by Steve Lutes

 

13 Nov 2006 (Updated 11 Dec 2006)

A function to nonparametrically estimate the power spectrum via thresholded cepstrum

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Description

This code does a smooth non-parametric estimate of the power spectrum using thresholded cepstrum. It is based on "Smoothed Nonparametric Spectral Estimation Via Cepstrum Thresholding" by Petre Stoica and Niclas Sandgren, IEEE Signal Processing Magazine, November 2006 vol 23, number 6. This zip file has the function CepSpec.m (the code that does the power spectrum estimation, plus a readme, a demo and some data files for the demo.

MATLAB release MATLAB 5.2 (R10)
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Comments and Ratings (5)
14 Nov 2006 Scott Miller

The beginning and ending of the main m-file are corrupted - please resubmit.

15 Nov 2006 Steve Lutes

Scott Miller (or anyone else who has had Dr. Miller's prob), please e-mail and I will send you a newly compressed file.

Please mail utahraptor@intergate.com

18 Nov 2006 Steve Lutes

I updated the zip archive on 11/18/2006. IT may be 1 to 2 days before the Mathworks updates it.

Please e-mail utahraptor@intergate.com if there are questions.

27 Sep 2007 Scott Miller

These files work fine now.

Scott

29 Oct 2007 Natalie Liu

it is very useful. Thanks very much

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Updates
20 Nov 2006

A user reported file corruption with the original zip archive. The new zip archive has been recompressed with WinZip

07 Dec 2006

Correcting an error in a name

11 Dec 2006

Name correction

Tag Activity for this File
Tag Applied By Date/Time
spectral analysis Steve Lutes 22 Oct 2008 08:49:16
power spectrum Steve Lutes 22 Oct 2008 08:49:16
cepstrum Steve Lutes 22 Oct 2008 08:49:16
threshold Steve Lutes 22 Oct 2008 08:49:16
fourier transform Steve Lutes 22 Oct 2008 08:49:16
nonparametric Steve Lutes 22 Oct 2008 08:49:16

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