Yes, too bad I didn't realize that it's so simple like that! Thanks... On Sat, Jan 8, 2011 at 12:45 PM, David Winsemius <dwinsem...@comcast.net>wrote:
> > On Jan 8, 2011, at 11:21 AM, Gang Chen wrote: > > Thanks a lot for the quick help! How to project the scatter plot with the >> diagonal line to the three planes with scatterplot3d? I could not find >> such >> an example demonstrating that in the vignette. >> > > I'm puzzled. If you have (x1, y1, z1) and (x2, y2, z2) as starting and > ending points, Deducing the three projected segments , i.e. the starting and > ending points of the projections on the xy, xz and yz planes (z = 0, y=0, > and x= 0 respectively) would seem to be trivial. So maybe I just don't > understand. What part is offering difficulty? Please show your code so far. > > -- > David. > >> >> Thanks, >> Gang >> >> 2011/1/8 Uwe Ligges <lig...@statistik.tu-dortmund.de> >> >> >>> >>> On 08.01.2011 16:38, Gang Chen wrote: >>> >>> I want to create some 3D scatter plot with a diagonal line. In addition, >>>> I'd >>>> like to have those points plus the diagonal line projected to those >>>> three >>>> planes (xy, yz and xz). Which package can I use to achieve this, >>>> scatterplot3d or something else? >>>> >>>> >>> Yes, scatterplot3d, rgl, and maybe also others. >>> >>> For looking at it interactively I always prefer rgl, for statical >>> representations (e.g. printing) scatterplot3d can be used with all known >>> R >>> devices. >>> >>> Best, >>> Uwe Ligges >>> >> [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org 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.