[R-sig-Geo] imprecise location extraction

2015-06-25 Thread Dominik Schneider
Hi, I'm working on interpolating spatial point data to a grid and as I was troubleshooting I found that the gridded locations I am predicting to are not what I expected. In particularly, when I extracted the locations from the raster grid to get the cell coordinates in which the locations lay, the

Re: [R-sig-Geo] imprecise location extraction

2015-06-25 Thread Robert J. Hijmans
Dominik, The last part of your example does not run. If I understand you well, this is what you are after (but it all looks good to me): library(raster) # raster data with long and lat values r - raster(xmn=-112.25, xmx=-104.125, ymn=33, ymx=43.75, res=1/240) lat - init(r, v='y') lon - init(r,