I found a few discussions just by searching terms: https://stat.ethz.ch/pipermail/r-sig-geo/2012-March/014409.html
http://casoilresource.lawr.ucdavis.edu/drupal/book/export/html/519 On Tue, Sep 3, 2013 at 8:25 PM, Francesco Carotenuto <carotenuto_france...@yahoo.it> wrote: > Hi, is there a way to convert an "ashape" object (object class of package > alphahull) into a spatial polygon? I need only the alpha hull object (the > external contour) and not the delaunay triangles. If not, is there a way to > simply create a single spatial polygon from a matrix containing xy > coordinates? > Thanks > [[alternative HTML version deleted]] > > _______________________________________________ > R-sig-Geo mailing list > R-sig-Geo@r-project.org > https://stat.ethz.ch/mailman/listinfo/r-sig-geo -- Michael Sumner Hobart, Australia e-mail: mdsum...@gmail.com _______________________________________________ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo
