[R] A question about Heatmap for data with just 2 columns
h.wickham at gmail.com
Wed Oct 15 02:34:59 CEST 2008
Why not use a scatterplot? That will be far far better for your
purpose than a heatmap.
On Tue, Oct 14, 2008 at 4:45 PM, feishi <feishi2 at uic.edu> wrote:
> Hi, I have a question about heatmap. I have a data with row as microRNA and
> two columns are two cell expression values for these microRNA. So, like:
> cell1 cell2
> miRNA1 1.5 3.4
> miRNA2 1.3 2.4
> miRNA50 5 2.1
> miRNA51 7.3 0.5
> I want to see some miRNA are high in cell1 and low in cell2 but others are
> low in cell1 and high in cell2. I use heatmap.2(dataset, col=redgreen(50),
> But I can only see two colors represent high and low values. Actually, i
> want to see there are color variation in high values area too(rather than
> just one color in high value area and one color in low value area). You know
> what I mean? I know I have two columns so they just use two color to
> represent the rank. But i want to see within high value area, there are
> colors represent differences. But i don't think scale argument could be set
> as "both"? Hope you can help me. Thank you.
> View this message in context: http://www.nabble.com/A-question-about-Heatmap-for-data-with-just-2-columns-tp19982839p19982839.html
> Sent from the R help mailing list archive at Nabble.com.
> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
More information about the R-help