Also, see this page for more ideas on mapping an auxiliary variable by county:
http://r-spatial.sourceforge.net/gallery/ (e.g. plots 9, 14, 15 and 21) Kingsford Jones On Fri, Feb 6, 2009 at 3:22 PM, Greg Snow <greg.s...@imail.org> wrote: > Googling for Denmark Shapefile leads to this website: > http://www.vdstech.com/map_data.htm > Where a few clicks lead to downloading a set of shapefiles (different levels > of subdividing the country, hopefully you know more about what they > correspond to than I do, about all I know about Denmark is from Hamlet, the > fact that I have some ancestors from there (but I don't remember which > branch), and how to make aebleskivers). > > These can be read into R using the maptools package as: > > library(maptools) > dmk1 <- readShapePoly('g:/downloads/DNK_adm/DNK0') > dmk2 <- readShapePoly('g:/downloads/DNK_adm/DNK1') > dmk3 <- readShapePoly('g:/downloads/DNK_adm/DNK2') > > simple plots can be done like: > > plot(dmk1) > plot(dmk2) > plot(dmk3) > > a little more complex with: > > plot(dmk3, col=topo.colors(248)) > > though of course replacing topo.colors(248) with something that is > meaningful. If you need more control, then see the sp package. > > Hope this helps, > > -- > Gregory (Greg) L. Snow Ph.D. > Statistical Data Center > Intermountain Healthcare > greg.s...@imail.org > 801.408.8111 > > >> -----Original Message----- >> From: r-help-boun...@r-project.org [mailto:r-help-boun...@r- >> project.org] On Behalf Of Peter Jepsen >> Sent: Friday, February 06, 2009 1:18 PM >> To: r-help@r-project.org >> Subject: [R] Introduction to maps (of Denmark)? >> >> Dear R-listers, >> >> I am using R for Windows Vista 64-bit. I have no experience working >> with >> maps, but now I have to plot a map of Denmark in which each Danish >> county is color-coded according to its incidence rate of a particular >> disease. My problem is that I don't know where to start. I have read >> the >> help files to packages like 'mapplot', and their examples indicate that >> I am on the right track, but where do I find a suitably detailed map of >> Denmark, and which format should I prefer? The terminology in the help >> files etc. is overwhelming. >> >> Thank you in advance for any help. >> >> Best regards, >> Peter. >> >> *** >> R version 2.8.1 (2008-12-22) >> i386-pc-mingw32 >> >> locale: >> LC_COLLATE=Danish_Denmark.1252;LC_CTYPE=Danish_Denmark.1252;LC_MONETARY >> = >> Danish_Denmark.1252;LC_NUMERIC=C;LC_TIME=Danish_Denmark.1252 >> >> attached base packages: >> [1] stats graphics grDevices utils datasets methods base >> >> ______________________________________________ >> 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. > > ______________________________________________ > 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. > ______________________________________________ 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.
