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Re: mean() function [message #46992 is a reply to message #46900]

Thu, 12 January 2006 08:49

savoie
Messages: 68
Registered: September 1996

Member

"Maarten" <maarten.sneep@knmi.nl> writes:

> And the reason you need that page, is in part because IDL uses the
> moment routine described in Numerical Recipes (take total first, divide
> later), instead of a proper running average, like the GNU scientific
> library does.
>
> However, since looping is slow in IDL, you don't want to implement that
> in IDL, so the next best thing is to have that page.

Maarten,

Would you mind explaining this a bit for me? What's a proper running
average? And why is it better in general?

Thanks
Matt

--
Matthew Savoie - Scientific Programmer
National Snow and Ice Data Center
(303) 735-0785 http://nsidc.org

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[Message index]

		Re: mean() function By: Maarten[1] on Thu, 12 January 2006 03:07
		Re: mean() function By: Paolo Grigis on Wed, 11 January 2006 06:19
		Re: mean() function By: Nigel Wade on Wed, 11 January 2006 01:49
		Re: mean() function By: Kenneth P. Bowman on Tue, 10 January 2006 19:22
		Re: mean() function By: biocpu on Tue, 10 January 2006 16:18
		Re: mean() function By: Paul Van Delst[1] on Tue, 10 January 2006 15:13
		Re: mean() function By: Paul Van Delst[1] on Tue, 10 January 2006 15:09
		Re: mean() function By: David Fanning on Tue, 10 January 2006 15:07
		Re: mean() function By: K. Bowman on Tue, 10 January 2006 15:00
		Re: mean() function By: Foldy Lajos on Tue, 10 January 2006 14:53
		Re: mean() function By: R.Bauer on Sun, 15 January 2006 00:58
		Re: mean() function By: savoie on Thu, 12 January 2006 08:49

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