[R] Log scales

Uwe Ligges ligges at statistik.tu-dortmund.de
Sun May 19 00:51:56 CEST 2013

On 17.05.2013 13:34, Emily Gleeson wrote:
> Dear All,
> I have a query about using log scales for filled.contour plots. I have
> used log values on the x and y axes but labelled the axes with their
> linear (non-log) values. I's like to do the same with the contour
> values. I want the range to go from -100% to +100%. To use log I just
> added 1000 to the % values before taking the log. I'd like the original
> % values to appear on the contour lines and in the contour colourbar
> labelling.

One way would be to keep the original scale and set explicit breaks for 
the levels of contour lines as needed.

Uwe Ligges

> I'd appreciate any suggestions you have.
> Many thanks,
> Emily Gleeson
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