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Re: question relating to FFT [message #65371]

Mon, 02 March 2009 15:30

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Paolo writes:

> Try plot,dist(152)
> Does that look like what you want?

It could be. Using the DIST function is one of the ways
you could construct a low-pass or high-pass filter for
digital images:

http://www.dfanning.com/ip_tips/freqfiltering.html

Cheers,

David
--
David Fanning, Ph.D.
Coyote's Guide to IDL Programming (www.dfanning.com)
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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[Message index]

		Re: question relating to FFT By: David Fanning on Mon, 02 March 2009 15:30
		Re: question relating to FFT By: pgrigis on Mon, 02 March 2009 15:21
		Re: question relating to FFT By: Hu on Mon, 02 March 2009 14:03
		Re: question relating to FFT By: pgrigis on Mon, 02 March 2009 11:37
		Re: question relating to FFT By: pgrigis on Tue, 03 March 2009 08:14

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