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Re: remove duplicates WITHOUT sorting [message #52555]

Tue, 13 February 2007 08:10

Jean H.
Messages: 472
Registered: July 2006

Senior Member

> Thank You All for responding.
> I basically did sort in the end, but sorted the x coords and
> corresponding y coords stayed with
> its pair. Then did a shift to eliminate recurrences:
>
> SortIndex=Sort(AllCoords[0,*])
> for j=0,1 Do AllCoords[j,*] = AllCoords[j,sortindex]
> Print,"Sorted All Cords is",AllCoords
> print,' '

You can have an X coord beeing repeated, but with different Y coord...

Jean H.

>
> B=AllCoords - Shift(AllCoords,2)
> print,' '
> C=AllCoords[*,where(B[0,*] ge 0.5 or B[1,*] ge 0.6)]
> csize=size(C,/dimensions)
> print,'size c' ,csize[0],csize[1]
>

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[Message index]

		Re: remove duplicates WITHOUT sorting By: Jean H. on Tue, 13 February 2007 08:10
		Re: remove duplicates WITHOUT sorting By: rpertaub@gmail.com on Tue, 13 February 2007 07:18
		Re: remove duplicates WITHOUT sorting By: JD Smith on Mon, 12 February 2007 13:15
		Re: remove duplicates WITHOUT sorting By: btt on Mon, 12 February 2007 11:23
		Re: remove duplicates WITHOUT sorting By: Brian Larsen on Mon, 12 February 2007 10:38
		Re: remove duplicates WITHOUT sorting By: David Fanning on Mon, 12 February 2007 09:38
		Re: remove duplicates WITHOUT sorting By: Vince Hradil on Mon, 12 February 2007 09:23
		Re: remove duplicates WITHOUT sorting By: Craig Markwardt on Mon, 12 February 2007 09:23
		Re: remove duplicates WITHOUT sorting By: Vince Hradil on Wed, 14 February 2007 07:32

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