If I understand what you want, you can use 'which'

which(w>0.6, arr.ind=T)


On 08/11/2007, Christoph Scherber <Christoph.Scherber@agr.uni-goettingen.de>
wrote:
>
> Dear R users,
>
> suppose I have a matrix of observations for which I calculate all
> pair-wise correlations:
>
> m=matrix(sample(1:100,replace=T),10,10)
> w=cor(m,use="pairwise.complete.obs")
>
> How do I extract only those correlations that are >0.6?
>
> w[w>0.6] #obviously doesn“t work,
>
> and I can“t find a way around it.
>
> I would very much appreciate any help!
>
> Best wishes
> Christoph
>
>
> (using R 2.5.1 on Windows XP)
>
>
>
>
> --
> Dr. Christoph Scherber
> DNPW, Agroecology
> University of Goettingen
> Waldweg 26
> D-37073 Goettingen
> Germany
>
> phone +49(0)551 39 8807
> fax   +49(0)551 39 8806
> homepage www.gwdg.de/~cscherb1
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Henrique Dallazuanna
Curitiba-Paranį-Brasil
25° 25' 40" S 49° 16' 22" O

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