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Re: fftw and IDL [message #64514 is a reply to message #64439]

Thu, 01 January 2009 07:10

Jeremy Bailin
Messages: 618
Registered: April 2008

Senior Member

On Dec 31 2008, 5:38 pm, Craig Markwardt <cbmarkwa...@gmail.com>
wrote:
> On Dec 28, 12:41 pm, led...@gmail.com wrote:
>
>> Hi everybody!
>
>> IDL's fft() is very slow to me. I tried to use fftw (http://www.fftw.org/). I'v read
> ...
>
>> What is the problem? I use Debian 2.6.18-1-686 and IDL 7.0.
>> Maybe there exist more easy way to speed up fft or to use fftw?
>> Thank you!
>
> I think your first problem is that you are asking an FFTW question on
> an IDL newsgroup. There might be a few people here that have used
> FFTW, but probably not many.
>
> CM

I've actually used FFTW quite often, but never the IDL binding. :-
( (I find that anything computationally intensive enough to require
FFTW is best off written in C)

-Jeremy.

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[Message index]

		fftw and IDL By: leda82 on Sun, 28 December 2008 09:41
		Re: fftw and IDL By: Jeremy Bailin on Thu, 01 January 2009 07:10
		Re: fftw and IDL By: Craig Markwardt on Wed, 31 December 2008 14:38
		Re: fftw and IDL By: Haje Korth on Mon, 05 January 2009 15:13
		Re: fftw and IDL By: Haje Korth on Tue, 06 January 2009 05:33
		Re: fftw and IDL By: Foldy Lajos on Mon, 05 January 2009 23:41

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