Re: [R-sig-Geo] intermittent writeGDAL problems

2007-07-13 Thread Tim Keitt
This is perhaps because the 'reg.finalizer' function in R did not originally have the 'on.exit' option and so dangling handles would be left at the end of an R session. I just checked and the 'on.exit' option is now available, so we need to enable it in the code. That will force closing of all GDA

Re: [R-sig-Geo] out of the office (was: R-sig-Geo Digest, Vol 47,

2007-07-13 Thread David
Imagine if everybody on R-help automatically sent "out of the office" replies to the list. R as we know it would cease to exist! > Today's Topics: > >1. Distmap: the way I could do it (Agustin Lobo) >2. Crossing native ArcGis GRID with a XY coordinate table > (Milton Cezar Ribeiro)

[R-sig-Geo] intermittent writeGDAL problems

2007-07-13 Thread Matthew Landis
Hello again, Now that I've managed to use readGDAL successfully, I'd really like to write some img files using writeGDAL, and I'm having some er, interesting problems that I can't quite understand. Pardon the length of the message. For the most part, writeGDAL successfully writes an IMG file

Re: [R-sig-Geo] deleting duplicates on a geodata object

2007-07-13 Thread Paulo Justiniano Ribeiro Jr
Hi Carlos Yes, there are methods for dup() and duplicates() in geoR, for data of class "geodata": ?dup.coords ?duplicated.geodata Paulo Justiniano Ribeiro Jr LEG (Laboratório de Estatística e Geoinformação) Universidade Federal do Paraná Caixa Postal 19.081 CEP 81.531-990 Curitiba, PR - Brasi

[R-sig-Geo] deleting duplicates on a geodata object

2007-07-13 Thread Carlos Guerra
Dear friends, I am wondering if there is a quick method for deleting duplicates on a geodata object... Can anyone point me in the right direction?? Best regards, Carlos ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman

Re: [R-sig-Geo] Spatial autocorrelation of binary data

2007-07-13 Thread Stéphane Dray
Try spdep : > library(spdep) > apropos("joincount") [1] "joincount.mc""joincount.multi" "joincount.test" Cheers, Debarchana Ghosh wrote: > Hello, > > Is there any function in R which can do spatial autocorrelation of binary > data or Joint-Count statistics? The data is in the format 1 and 0