[R-sig-Geo] How to see polygons vertex

Pierre Racine Pierre.Racine at sbf.ulaval.ca
Tue Jul 12 22:47:10 CEST 2011

Ok got it:

>plot(imagev01 at polygons[[1]]@Polygons[[1]]@coords)

Now when I plot the polygon itself (there is only one):


 it is much less large than the set of point and they don't matches... The heights fit though.

Am I doing something wrong?


> -----Original Message-----
> From: r-sig-geo-bounces at r-project.org [mailto:r-sig-geo-bounces at r-
> project.org] On Behalf Of Pierre Racine
> Sent: Tuesday, July 12, 2011 4:29 PM
> To: r-sig-geo at r-project.org
> Subject: [R-sig-Geo] How to see polygons vertex
> Hi,
> I want to see all the vertex of a SpatialPolygonsDataFrame in a plot. Should I
> convert or extract the coordinates of each polygons and then plot them? How?
> Thanks,
> Pierre
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