Is this what you want?
> x
[,1] [,2] [,3] [,4] [,5]
[1,] 1 6 11 16 21
[2,] 2 7 12 17 22
[3,] 3 8 13 18 23
[4,] 4 9 14 19 24
[5,] 5 10 15 20 25
> cbind(row=as.vector(row(x)), col=as.vector(col(x)), value=as.vector(x))
row col value
[1,] 1 1 1
[2,] 2 1 2
[3,] 3 1 3
[4,] 4 1 4
[5,] 5 1 5
[6,] 1 2 6
[7,] 2 2 7
[8,] 3 2 8
[9,] 4 2 9
[10,] 5 2 10
[11,] 1 3 11
[12,] 2 3 12
[13,] 3 3 13
[14,] 4 3 14
[15,] 5 3 15
[16,] 1 4 16
[17,] 2 4 17
[18,] 3 4 18
[19,] 4 4 19
[20,] 5 4 20
[21,] 1 5 21
[22,] 2 5 22
[23,] 3 5 23
[24,] 4 5 24
[25,] 5 5 25
>
On 6/25/07, Jon Hak <[EMAIL PROTECTED]> wrote:
>
> I have read everything I can find on how to manipulate a results matrix in
> R and I have to admit I'm stumped. I have set up a process to extract a
> dataset from ArcGIS to compute a similarity index (Jaccards) in Vegan. The
> dataset is fairly simple, but large, and consists of rows = sample area, and
> columns = elements. I've been able to view the results in R, but I want to
> get the results out to a database and a matrix that is 6000-rows x
> 6000-columns can be very difficult to manipulate in Windows XP. I would to
> rotate the matrix so that the output would look like the old condensed
> format in programs like Conoco. Ideally, I would like format to look
> something like this;
>
>
> Site-row Site-col Jaccard
> 1 1 1
> 1 2 .9
> 1 3 .6
> 2 1 .9
> 2 2 1
> 2 3 .75
>
> Thanks for any help,
>
>
>
>
> ***********************************************************
> John Hak
> Senior GIS Analyst/Sr. Ecologist
> NatureServe
> 4001 Discovery Drive
> Boulder, CO 80303
> (703) 797-4809
>
> There is perhaps no better demonstration of the folly of human conceits
> than this distant image of our tiny world. To me, it underscores our
> responsibility to deal more kindly with one another, and to preserve and
> cherish the pale blue dot, the only home we've ever known. --Carl Sagan
>
>
> ______________________________________________
> R-help@stat.math.ethz.ch mailing list
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> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Jim Holtman
Cincinnati, OH
+1 513 646 9390
What is the problem you are trying to solve?
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