[R] Plot symbols dimensions

Cressoni, Massimo (NIH/NHLBI) [F] cressonim at nhlbi.nih.gov
Mon Apr 9 00:29:20 CEST 2007

I am writing some code to obtain publication-like plots (like the ones can be obtained with
SigmaPlot). I am not able to find the dimensions of a point. Parameters like cex make you able 
to make it bigger or smaller but I need to know the exact dimension (in relative coordinates :
if my plot is 640x480 a dot plotted with cex=1.5 will be...)

Massimo Cressoni

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