[R] Please help with creating the improved image with pheatmap package

Jim Lemon drjimlemon at gmail.com
Tue Oct 4 00:19:08 CEST 2016

Hi Maryam,
Your labels have been "greeked" as the font is too small to be
displayed properly. If you must use PNG format, specify your image
file at least twice as high.


PDF would be a better choice as you can just zoom in and scroll down.


On Mon, Oct 3, 2016 at 10:43 PM, maryam moazam <setareh227 at gmail.com> wrote:
> Hi all,
> I'm trying to show about 190 items using "pheatmap" package. I'm working
> with R 3.3.1 on windows 7. I used the following code:
> pheatmap(mat_data, cellwidth=20, cluster_rows = FALSE, cluster_cols =
> FALSE, fontsize=5, fontsize_row=5, margins=c(5,10))
> The resulted image is attached. Please take a look at it. As you could see,
> the image quality is not good, in fact, the label of each row has not been
> appropriately shown at all in the picture. Could you please help me how I
> can modify the code to improve the image?
> Thank you very much in advance
> Best regards,
> Maryam
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