View neighbors.R
# Adapted from https://gist.githubusercontent.com/andrewheiss/926b9d60a26e29f6bf32/raw/a09ecbca4613381a782b93e8aeaa4132016205b7/neighbors.R | |
# Map libraries | |
# You must install geos (http://trac.osgeo.org/geos/) and | |
# gdal (http://www.gdal.org/) first. | |
# OS X: `brew install geos gdal` | |
# Ubuntu: sudo apt-get install libgeos-dev libgdal-dev libproj-dev | |
# Then install these packages from source | |
# install.packages(c("rgeos", "rgdal"), type="source") |