[R-sig-Geo] Generate a vector of names of intersecting polgons
Steven Ranney
steven.ranney at gmail.com
Tue Oct 28 01:43:52 CET 2014
All -
As a disclaimer, I admit that I am relatively new to spatial data
manipulation with R. I am familiar with some of the more basic functions
and packages but need some guidance.
What I want to do:
I have two .shp files, shpA and shpB, both of which contain many polygons.
I would like to overlay shpA on shpB and get a vector of the polygon names
in shpB that intersect with polygons in shpA. In a perfect world, I would
then be able to join the vector of names to each polygon in shpA as a new
attribute.
I tried using over() but over() didn't like the fact that both of my .shp
files were SpatialPolygonsDataFrames.
Is there a simple way to do this? Can anyone offer some advice?
Thanks -
SR
Steven H. Ranney
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