On 11/21/2011 08:47 PM, ASANTOS wrote: > Dear colleges, > > I try to extract values with over () function , but not working > with my script, when I make: >
it only extracts values when there are values to extract, please read the documentation. > > was expected that the over() give the frequency of points inside each > parcel I wonder where you got this expectation from. If the documentation gave you this expectation, please let me know. table() can compute frequencies from indices. -- 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.52north.org/geostatistics e.pebe...@wwu.de _______________________________________________ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo