Re: [R] distance matrix?

From: John Ramey <johnramey_at_gmail.com>
Date: Mon, 28 Jun 2010 16:44:27 -0500

x <- 0:10
y <- t(replicate(11, 0:10))
abs(sweep(y, 1, x))

Hope this helps.

On Mon, Jun 28, 2010 at 5:21 AM, clips10 <m.mcquillan_at_lancaster.ac.uk> wrote:
>
> I have a vector 0 to 10 and want to create a matrix with the differences
> between the numbers in it for instance:
>
>        0   1   2   3   4   5   6   7   8   9   10
>
> 0       0   1   2   3   4   5   6   7   8   9   10
> 1      1   0   1   2   3   4   5   6   7    8    9
> 2
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> 10
>
> Etc etc. So that the matrix is filled with the differences between in
> absolute value so there are no negatives.
>
> Any ideas?
>
> Thanks
>
> --
> View this message in context: http://r.789695.n4.nabble.com/distance-matrix-tp2270722p2270722.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
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>

-- 
John A. Ramey, M.S.
Ph.D. Candidate
Department of Statistics
Baylor University
http://www.ramhiser.com

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Received on Mon 28 Jun 2010 - 21:46:49 GMT

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