Is
heatmap.2(mat,Rowv=NA,trace = 'none',key=F, add.expr = abline(h =
c(3.5,5.5), lwd = 3))
what your are looking for?
hth,
Matthias
Paul Evans schrieb:> Hi,
>
> I wanted to draw a heatmap with some horizontal lines. For example:
>
> #------ code ------
> mat <- matrix(-1:1,7,9)
> heatmap.2(mat,Rowv=NA,trace = 'none',key=F)
>
> #----end code -----
>
> In this heatmap, I want to subgroup the rows. For instance, I would like to
group rows 5,6 & 7 together, and would draw a black line between rows 4
& 5 to demarcate the group. Similarly, I want to group rows 3 & 4 in one
group, and would like to put a black line between rows 2 & 3.
>
> I guess I'm looking for the 'hline' parameter or something, but
couldn't find it in the documentation.
>
> Any help would be appreciated!
>
>
>
>
> [[alternative HTML version deleted]]
>
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>
--
Dr. Matthias Kohl
www.stamats.de