[R] confine a dataframe with a polygon
Roger.Bivand at nhh.no
Tue Apr 3 17:24:38 CEST 2007
On Tue, 3 Apr 2007, temiz wrote:
> how can I confine a dataframe with a known polygon that is part of whole
> data ?
Could I suggest following up this question on the R-sig-geo list? It is
not clear what you want to do - are the rows in the data frame points
which may lie inside or outside a polygon? If so, the overlay() methods in
the sp package may be suitable.
Economic Geography Section, Department of Economics, Norwegian School of
Economics and Business Administration, Helleveien 30, N-5045 Bergen,
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e-mail: Roger.Bivand at nhh.no
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