Re: [R-sig-Geo] spread labels, plotrix package

2007-06-06 Thread Short, Tom
Laurence, it's a tough problem. See the following links: http://en.wikipedia.org/wiki/Automatic_label_placement http://www.szoraster.com/Cartography/PracticalExperience.htm http://www.eecs.harvard.edu/~shieber/Projects/Carto/carto.html http://i11www.iti.uni-karlsruhe.de/map-labeling/bibliography/

[R-sig-Geo] spread labels, plotrix package

2007-06-06 Thread Laurence Amilhat
Hello, I am using the plotrix package to add labels on my plot (a map exactly). But when I have a lot of points, the labels are overlapping, Do you know how can I avoid the labels overlap? I am using the spread.labels, I tried thigmophobe.labels and boxed.labels with no better results. Any ide

Re: [R-sig-Geo] Internal limits of processing in geoR ?

2007-06-06 Thread Paulo Justiniano Ribeiro Jr
Vanessa geoR works with full correlation matrices and therefore is not suitable to handle data-sets of such size. Have a look at other geostats packages in R. best P.J. Paulo Justiniano Ribeiro Jr LEG (Laboratório de Estatística e Geoinformação) Universidade Federal do Paraná Caixa Postal 19.08

Re: [R-sig-Geo] Internal limits of processing in geoR ?

2007-06-06 Thread Roger Bivand
On Wed, 6 Jun 2007, Vanessa Stelzenmuller (Cefas) wrote: > Hello everyone, > > I'm new to this list and I wonder if someone could help with the following: > > > - I have to process a huge amount of data(> 20 000) - I calculated some > GAMs, correlations etc. no problem > > - Now using the libr

[R-sig-Geo] Internal limits of processing in geoR ?

2007-06-06 Thread Vanessa Stelzenmuller \(Cefas\)
Hello everyone, I'm new to this list and I wonder if someone could help with the following: - I have to process a huge amount of data(> 20 000) - I calculated some GAMs, correlations etc. no problem - Now using the library (geoR) I came across the following error messag