How it really works in R ggplot2
http://eriqande.github.io/rep-res-web/lectures/making-maps-with-R.html
You need to create data in following format:
                long      lat        group order region subregion
#> 1 -101.4078 29.74224     1     1   main      Some useful packages
- ggmap
- googleVis
Comments
Post a Comment