See this thread: http://finzi.psych.upenn.edu/R/Rhelp02a/archive/57707.html
On 1/29/06, Michael <[EMAIL PROTECTED]> wrote: > No this is not good. > > When I used par(new=TRUE), it does not adjust axis accordingly... > > Thus two different axes end up overlap together. > > For example, if my first plot has x-axis from 0 to 10, with ticks at 1, 3, > 5, 7, 9; > > and my second plot has x-axis from 2 to 12, with ticks at 2, 2.9, 5.5... > > then the two plots have two different axes with ticks overlap together. > > The visual appearance is very bad. > > On 1/29/06, Andrew Robinson <[EMAIL PROTECTED]> wrote: > > > > Use the axis() command to add custom axes. > > > > To "hold" the plot, insert > > > > par(new=TRUE) > > > > between the plot statements, thus: > > > > plot(x1, y1, etc ...) > > par(new=TRUE) > > plot(x2, y2, etc ...) > > > > > > > > Andrew > > > > On Mon, January 30, 2006 2:49 pm, Michael said: > > > Hi all, > > > > > > I need to put two different axis to one plot. On the top of the plot, I > > > need > > > to put one axis, with increments from left side to the right side; then > > at > > > the bottom of the same plot, I need to put another axis, with increments > > > from right side to the left side and showing a different unit. How do I > > do > > > that? > > > > > > By the way, is there a "hold" command for plotting? > > > > > > If I first plot a picture, how to add another "plot" command onto it > > > without > > > erasing it? > > > > > > In matlab, it can be convinient done by "hold on" and "hold off"... and > > > can > > > I do it in R? > > > > > > Thanks a lot, > > > > > > Micheal > > > > > > [[alternative HTML version deleted]] > > > > > > ______________________________________________ > > > [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 > > > > > > > > > Andrew Robinson > > Senior Lecturer in Statistics Tel: +61-3-8344-9763 > > Department of Mathematics and Statistics Fax: +61-3-8344 4599 > > University of Melbourne, VIC 3010 Australia > > Email: [EMAIL PROTECTED] Website: > > http://www.ms.unimelb.edu.au > > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > [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 > ______________________________________________ [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
