Hi Rich, Thanks to the link provided by Boris, I now realize that the third example in the radial.plot function help page is almost a Tickell diagram. Another plotting function that is close to the illustrations in that paper is starPie. Learn something every day. Hope this is helpful.
Jim On Thu, Jul 23, 2015 at 2:49 AM, Rich Shepard <rshep...@appl-ecosys.com> wrote: > On Wed, 22 Jul 2015, Boris Steipe wrote: > >> According to ... >> http://info.ngwa.org/gwol/pdf/721000139.PDF (Graphical Interpretation of >> Water Quality Data) >> ... a Langelier-Ludwig plot is simply a scatterplot of cations vs. anions >> (in percent). >> Surely that would be beyond trivial to produce in R. Or am I missing a >> subtle something? > > > Boris, > > Yes, that's what it is. I'll see just how trivial it is to produce it in > the four-quadrant format I've seen used. It's a different layout from the > basic two-variable scatterplot. > > Thanks for the URL. I worked from a reference in a 2003 paper to the > original 1942 paper. > > Rich > > ______________________________________________ > 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. ______________________________________________ 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.
