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Fourier transform demonstration

by David Young

 

23 Sep 2010

An introductory demonstration of the discrete Fourier transform, making use of the fft function.

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Description

This demonstration is intended for people who know something about the theory of the discrete Fourier transform, and who would find it helpful to see some its properties demonstrated graphically, using a programming language.

The demonstration shows the form of the Fourier components of a signal in 1-D and in 2-D, and shows how elementary filtering can be applied in the Fourier domain.

MATLAB release MATLAB 7.11 (2010b)
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Tag Applied By Date/Time
fourier transform David Young 23 Sep 2010 12:12:52
discrete fourier transform David Young 23 Sep 2010 12:12:52
fast fourier transform David Young 23 Sep 2010 12:12:52
dft David Young 23 Sep 2010 12:12:52
filtering David Young 23 Sep 2010 12:12:52
image processing David Young 23 Sep 2010 12:12:52
fft David Young 23 Sep 2010 12:12:52
fast fourier transform lakshman kumar 02 Jan 2011 04:27:14
filtering Ajith KURUITA 29 Nov 2011 00:49:13

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