[R] overlapping labels

[jim holtman]

You might look at 'jitter' to add a little offset to the labels being plotted.

On Dec 3, 2007 9:21 AM, Biscarini, Filippo <Filippo.Biscarini at wur.nl> wrote:
> Good evening,
>
> I am trying to add labels to the point of a simple plot, using the
> text() function; the problem is that sometimes, if two points are too
> close to each other, labels overlap and are no longer readable.
> I was wondering whether there are options that I can use to prevent this
> overlapping (by, for example, placing labels alternatively above and
> below the plotted curve), or whether I should use another set of
> graphical functions (grid or lattice packages).
> Does anybody have suggestions?
>
> Thank you,
>
> Filippo Biscarini
>
> PS: These are the lines of codes that I have been using to generate the
> plot.
>
> plot(
>  prova$x,
>  prova$y,
>  type="b",
>  mar=c(0.5,0.5,0.5,0.5),
>  xlab="basepairs",
>  ylab=""
> );
>
> text(
>  prova$x,
>  prova$y,
>  prova$lab,
>  pos=3,
>  offset=2,
>  cex=0.5
> );
>
>        [[alternative HTML version deleted]]
>
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>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem you are trying to solve?