[R] transparent concentric circles
Barry Rowlingson
b.rowlingson at lancaster.ac.uk
Tue Feb 9 15:58:28 CET 2010
On Tue, Feb 9, 2010 at 2:20 PM, Karin Lagesen <karinl at cbs.dtu.dk> wrote:
> I have a data set which I would like to plot as a set of concentric
> circles. The data represent a count of the number of characteristics
> shared by various elements - an example would look like this:
>
> 1 100
> 2 75
> 3 50
> 4 25
>
> I.e. all four sets share 25 characteristics, three of them share 50
> characteristics, and so on.
>
> I would like to plot these as concentric circles, with the circle size
> preferentially being proportional to the size of the number of elements
> (this is not a must, however). I would also like the colors of the circles
> to become stronger/deeper as we progress to the innermost circle (which
> would be the one containing the number of characteristics shared by all
> four).
>
> Can somebody point me to what I can use to do this?
help.search("circle")?
Have you tried any of those? Specifically:
plotrix::draw.circle Draw a circle.
shape::filledcircle adds colored circle to a plot
grid::grid.circle Draw a Circle
- assuming you have those packages loaded...
Barry
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