Re: [R] interrupted Y axis

From: Gabor Grothendieck <ggrothendieck_at_gmail.com>
Date: Sat 02 Jul 2005 - 23:21:35 EST

On 7/2/05, Nick Drew <drewbrewit@yahoo.com> wrote:
> I did not find an answer to my question after a quick
> search using the R
> search engine so thought I'd ask away:
>
> Does any know if there's a function exists to create
> an interrupted Y axis?
> What I mean by interrupted Y axis is that part of the
> Y axis has been
> removed or excised to permit one to see parts of the
> data in more detail.
>
> Perhaps an example will make this clear. Please go to
> http://www.jbc.org/cgi/reprint/274/41/28950 and open
> the PDF document
> located there. Go to page 4, figure 2c provides a
> crude example of what I
> mean by interrupted Y axis. Part of the Y axis between
> 800 and 4500 has been
> removed to permit easy inspection of the upper end of
> the range of data.
> (This is not my work but simply an example of what I'm
> trying to describe.)
> One finds these interrupted Y axis graphs in
> newspapers or other
> periodicals, more often than not as a bar chart.
>
> Does a function in R exist to permit on to this easily
> to a graph? If not,
> would such a function be useful? If yes, would the
> grid package be the right
> tool for me to try and implement this?

See axis.break in the plotrix package.



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