Thank you for the advice, I will try you suggestions on Monday. Uwe, by interactive I just mean the ability to spin the plot.
On Sat, Oct 3, 2015 at 7:07 AM, Fox, John <j...@mcmaster.ca> wrote: > Dear Jeff, > > > -----Original Message----- > > From: Jeff Tostenrude [mailto:climberj...@gmail.com] > > Sent: October 2, 2015 11:46 PM > > To: Fox, John <j...@mcmaster.ca> > > Cc: r-help@r-project.org > > Subject: Re: [R] scatter3d > > > > Thank you for the suggestion. Yes, it does seem to be a bit > counter-intuitive, but > > that is the output I am being asked to produce. I have only been using R > for a > > few weeks, so there is probably a better way to do it. > > > > Anyway, your suggestion did work, but only up to 337 data points. I am > dealing > > with ~100,000 data points so this doesn't really work for me. Is there > another > > method you would suggest? My goal is to plot multiple regression planes > > (without points) in an interactive 3d plot. > > I don't think that you said in your initial posting that you have so many > points. > > The scatter3d() function in the car package uses functions in the rgl > package to draw 3D scatterplots. As Uwe Ligges and Duncan Murdoch have > pointed out, you can use the rgl package directly to make your graph. One > approach would be to adapt the scatter3d() code, removing the part of the > code that plots the points. > > As Duncan points out, scatter3d(), which was initially written a long time > ago, uses both older rgl.*() functions and newer, and in a sense > better-behaved, *3d() functions in the rgl package, which isn't > recommended. Because scatter3d() works properly, I haven't changed that > (maybe I should). If you write your own function or script, you can take > Duncan's advice and use only the *3d() functions. > > Best, > John > > > > > Thank you, > > Jeff > > > > On Fri, Oct 2, 2015 at 5:22 PM, Fox, John <j...@mcmaster.ca > > <mailto:j...@mcmaster.ca> > wrote: > > > > > > Dear Jeff, > > > > I'm tempted to say that a scatterplot without points is an > oxymoron, but > > that wouldn't be very helpful. > > > > Actually, the scatter3d() function used by the Rcmdr is in the car > > package. The Rcmdr 3D scatterplot dialog doesn't provide for suppressing > the > > points, but if you add radius=rep(0, n) to the command that's generated, > where > > you'd replace n with the number of cases in the dataset, that would do > the trick > > by plotting spheres of 0 radius. For example, try > > > > scatter3d(prestige ~ income + education, data=Duncan, > > radius=rep(0, 45), residuals=FALSE) > > > > either in the Rcmdr or at the R command prompt. > > > > For more information see ?scatter3d or press the Help button in the > > Rcmdr 3D scatterplot dialog and follow the link to scatter3d. > > > > I hope this helps, > > John > > > > ----------------------------- > > John Fox, Professor > > McMaster University > > Hamilton, Ontario > > Canada L8S 4M4 > > Web: socserv.mcmaster.ca/jfox <http://socserv.mcmaster.ca/jfox> > > > > > > > > > > > -----Original Message----- > > > From: R-help [mailto:r-help-boun...@r-project.org <mailto: > r-help- > > boun...@r-project.org> ] On Behalf Of Jeff > > > Tostenrude > > > Sent: October 2, 2015 7:34 PM > > > To: r-help@r-project.org <mailto:r-help@r-project.org> > > > Subject: [R] scatter3d > > > > > > I am using scatter3d in R Commander to plot a group of regression > > surfaces. > > > However, I only want to display the surfaces. How do I remove the > > points? > > > > > > > > [[alternative HTML version deleted]] > > > > > > ______________________________________________ > > > R-help@r-project.org <mailto:R-help@r-project.org> mailing > list -- To > > UNSUBSCRIBE and more, see > > > 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. > > > > > > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
