[R-sig-Geo] How to make "meuse" data generates "meuse.grid" data?
Edzer Pebesma
edzer.pebesma at uni-muenster.de
Sun Sep 27 16:13:44 CEST 2009
Jessica,
I don't know the exact details, either I wasn't there or it is too long
ago.
If you have a polygon that encloses your study region, look into using
method ovelay to find out which grid points of the full (rectangular)
grid fall inside your polygon.
for the sig/wiki: is this a FAQ as well?
--
Edzer
jessica243 wrote:
> Dear Edzer,
> I am sorry to writing again,last time I ask you how to make"meuse" data generates "meuse.grid" data? you told me use "SpatialPixels( Spatialpoints(makegrid(meuse)))".I found using this method, the results do not the same as meuse.grid. could you tell me the details?
> Sincerely
> Jessica
>
--
Edzer Pebesma
Institute for Geoinformatics (ifgi), University of Münster
Weseler Straße 253, 48151 Münster, Germany. Phone: +49 251
8333081, Fax: +49 251 8339763 http://ifgi.uni-muenster.de/
http://www.springer.com/978-0-387-78170-9 e.pebesma at wwu.de
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