[R] importing ascii grids (for gstat)
Roger Bivand
Roger.Bivand at nhh.no
Tue Feb 17 16:33:37 CET 2004
On Tue, 17 Feb 2004, femke wrote:
> Hello,
>
> Is there anyone who could give me an example of how to import an ascii
> grid (i.e. ArcGIS exported raster) into R. I want to use it with gstat
> but don't know the appropriate import routine.
On a Unix/Linux platform, you can use the rgdal library (after having
compiled and installed the external GDAL libraries). But if you look at
the grid file in a text viewer/editor, you'll see that its format is very
simple, so reading using connections is quite possible. See
> ?connections
and
> ?readLines
should do it in a platform-neutral way.
>
> Thanks very much for your help.
>
> Regards,
>
> femke
>
>
> Femke Reitsma
> Graduate Student (ABD)
> Geography Department
> 2181 LeFrak Hall
> University of Maryland
> College Park, MD 20742
> Phone: 301-405-4121
> E-mail: femke at geog.umd.edu
> http://www.glue.umd.edu/~femke/
> [[alternative HTML version deleted]]
>
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--
Roger Bivand
Econonic Geography Section, Department of Economics, Norwegian School of
Economics and Business Administration, Breiviksveien 40, N-5045 Bergen,
Norway, voice: +47-55959355, fax: +47-55959393; Roger.Bivand at nhh.no
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