I am really wondering if there is a way of exporting the names of the
samples/variables clustered within a dendrogram object into a TEXT file.
Any ideas?
Thanks,
Karthi.
"Liaw, Andy"
<[EMAIL PROTECTED] To: "'Subramanian Karthikeyan'"
<[EMAIL PROTECTED]>
com> cc:
Subject: RE: [R] splitting clusters
2003-09-25 03:10
PM
As Robert Gentleman pointed out to you on the BioC list, cutree() gives you
the cluster membership.
Andy
> -----Original Message-----
> From: Subramanian Karthikeyan
> [mailto:[EMAIL PROTECTED]
> Sent: Thursday, September 25, 2003 1:10 PM
> To: Martin Maechler; [EMAIL PROTECTED]
> Subject: Re: [R] splitting clusters
>
>
>
> Thanks Martin,
>
> Cutting the dendrogram as you suggested solved the problem. I have
> another question along the same lines... If samples x1, x2,
> y4,y5, z6 are clustered together, is there a way of
> extracting this information (i.e. name of the samples
> clustered together) and saving it in a file?
>
> Thanks again,
> Karthi.
>
>
>
>
>
>
>
>
>
> Martin Maechler
>
>
> <[EMAIL PROTECTED] To:
> "Subramanian Karthikeyan"
> <[EMAIL PROTECTED]>
> th.ethz.ch> cc:
> [EMAIL PROTECTED]
>
> Subject: Re:
> [R] splitting clusters
>
> 2003-09-25 03:56
>
>
> AM
>
>
> Please respond to
>
>
> Martin Maechler
>
>
>
>
>
>
>
>
>
>
>
>
> >>>>> "KarthiS" == Subramanian Karthikeyan
> <[EMAIL PROTECTED]>
> >>>>> on Wed, 24 Sep 2003 13:04:04 -0400 writes:
>
> KarthiS> Hi All: I am clustering 500 genes using hclust of
> KarthiS> R. Visualizing cluster membership becomes
> KarthiS> difficult with so many genes in each cluster...Is
> KarthiS> there a way of printing the dendrogram in multiple
> KarthiS> pages so that I can clearly see what is in each
> KarthiS> cluster?
>
> - Use dd <- as.dendrogram(hc) on your hclust result `hc',
> then dd[1] gives the first branch, dd[1][2] the 2nd sub-branch of
> the first branch, etc., see the examples on
> ?dendrogram.
>
> - The package "maptree" has also tools for this,
> particularly prune.clust()
>
> KarthiS> Thanks in advance.
>
> you're welcome.
> --
> Martin Maechler <[EMAIL PROTECTED]>
> http://stat.ethz.ch/~maechler/
> Seminar fuer Statistik,
> ETH-Zentrum LEO C16 Leonhardstr. 27
> ETH (Federal Inst. Technology) 8092 Zurich SWITZERLAND
> phone: x-41-1-632-3408 fax: ...-1228 <><
>
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