Re: [R] heatmap not symmetric ?

From: Liaw, Andy <andy_liaw_at_merck.com>
Date: Thu 23 Jun 2005 - 22:36:58 EST


> From: Charles Plessy
>
> Dear list,
>
> I hope it is not a FAQ, but I searched the archives and Google, and
> found nothing. The question is simple :
>
> I do not understand why, starting from a symmetrical
> correlation matrix,
> heatmap produces an asymmetrical image.

Umm... because you haven't read the help page for heatmap carefully enough? It says:

symm logical indicating if x should be treated symmetrically; can only be true when x is a square matrix.

I believe Martin added this after some discussion on R-help.

Andy

> Best,
>
> Charles
>
> --
> Charles Plessy, Ph.D. - Genome Science Laboratory
> The Institute for Physical and Chemical Research (RIKEN)
> 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
> Fax: 048-462-4686 -- Tel: 048-467-9515
>
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Thu Jun 23 22:45:44 2005

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