Thank you very much, that works fine! I now realize that I should have looked up not only the help pages for plot and mca but also for plot.mca, which I did not think possible (unfortunately I am a too sporadic user to know where to get the appropriate information).
Best regards, Michael > -----Ursprüngliche Nachricht----- > Von: Prof Brian Ripley [mailto:[EMAIL PROTECTED] > Gesendet: Mittwoch, 31. Januar 2007 10:19 > An: Michael Reinecke > Cc: [email protected] > Betreff: Re: [R] mca-graphics: all elements overlapping in > the help-example for multiple correspondence analysis > > On Wed, 31 Jan 2007, Michael Reinecke wrote: > > > Dear all, > > > > I tried out the example in the help document for mca (the > multiple correspondence analysis of the MASS package): > > > > farms.mca <- mca(farms, abbrev=TRUE) > > farms.mca > > plot(farms.mca) > > > > But the graphic that I get seems unfeasible to me: I cannot > recognize > > the numbers (printed in black) because they are all overlapping and > > concealing each other. I don ´t dare using my own data, > which consist > > of several hundred cases - I guess I won ´t see anything. > > > > How can I solve this? Thank you for any idea! > > Some levels do overplot, as they are identical (this is an > unusual example). But as you see in the book, not many, and > you can adjust pointsize of your device or 'cex' to mitigate > the problem. > > Plotting the rows is optional: see the help page. I would > not recommend plotting rows for several hundred cases. > > -- > Brian D. Ripley, [EMAIL PROTECTED] > Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ > University of Oxford, Tel: +44 1865 272861 (self) > 1 South Parks Road, +44 1865 272866 (PA) > Oxford OX1 3TG, UK Fax: +44 1865 272595 > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
