Re: [R-sig-Geo] (no subject)

2009-04-09 Thread x wong
Roger, I got the package. This is great. Thank you very much, I will have a test run very soon. Have a nice weekend! X.W. On Thu, Apr 9, 2009 at 2:42 PM, Roger Bivand wrote: > On Thu, 9 Apr 2009, x wong wrote: > > I do use Windows, and thank you very much for the help! >> >> I know how to do t

Re: [R-sig-Geo] (no subject)

2009-04-09 Thread Roger Bivand
On Thu, 9 Apr 2009, x wong wrote: I do use Windows, and thank you very much for the help! I know how to do this in GIS as Jonathan suggested; however, I haven't tried it in R with the solution Rick recommended since i am still cleaning my input data. The problem of this task is very obvious: i

[R-sig-Geo] HELP to cbind several data.frame with a LOOP

2009-04-09 Thread Alessandro
Dear R users, thank for help. SORRY I am seeing in google a maillist but I didn't find a solution for my problem I have several txt file (with the same number of column and HEADER) to merge together, this is an example: Tableanalysis_firenze_10.txt Tableanalysis_firenze_20.txt Tablean

Re: [R-sig-Geo] different samples size for each polygon and raster question

2009-04-09 Thread Arien Lam
On Wed, April 8, 2009 21:33, Michael Denslow wrote: > > Dear r-sig-geo, > > I would like to generate random points within each of several polygons. I > would like for the sample size of each point sample to be different for > each polygon. I would then like to overlay a grid or raster to visualize

Re: [R-sig-Geo] (no subject)

2009-04-09 Thread x wong
I do use Windows, and thank you very much for the help! I know how to do this in GIS as Jonathan suggested; however, I haven't tried it in R with the solution Rick recommended since i am still cleaning my input data. The problem of this task is very obvious: it will be super inefficient if all th

Re: [R-sig-Geo] (no subject)

2009-04-09 Thread Roger Bivand
On Wed, 8 Apr 2009, x wong wrote: Thank you very much, that is very helpful. x.w. On Wed, Apr 8, 2009 at 12:47 PM, rick reeves wrote: Assuming that this dataset fits within the confines of R, this could be done with sp package: spdistsN1() function See attached sample solution: http://n