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Re: Cumulative max() in *arbitrary* dimension? [message #79359]

Fri, 24 February 2012 05:52

ameigs
Messages: 12
Registered: March 2009

Junior Member

On Feb 23, 8:38 pm, Gianguido Cianci <gianguido.cia...@gmail.com>
wrote:
> Hi all,
>
> I would like to write a generic version of the following, which is for a 3d movie:
>
> res=movie
> s=size(res, /dim)
> FOR i = 1, s[2]-1 DO BEGIN
> res[*, *, i] = max(dim = 3, res[*, *, 0:i])
> ENDFOR
>
> So how to I generalize this to any dimension? I could make something with execute, but there's gotta be a better way. I'm on IDL7.
>
> Thanks,
> Gianguido

I am surprized that Craig Markwardt has not replied already, but here
goes (using his CMAPPLY routine at http://www.physics.wisc.edu/~craigm/idl/arrays.html):

IDL> res = cmapply('max',movie,3)

Andy

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		Re: Cumulative max() in arbitrary dimension? By: ameigs on Fri, 24 February 2012 05:52
		Re: Cumulative max() in arbitrary dimension? By: Craig Markwardt on Sun, 26 February 2012 23:25

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