cshapes-package {cshapes} | R Documentation |
R Package for CShapes, a GIS dataset of country boundaries (1946-2008). Includes functions for data extraction and the computation of weights matrices.
The cshapes R package facilitates the use of CShapes, a GIS dataset of country boundaries. See the examples given in the documentation of the functions in this package. The distance matrix computation is implemented in Java using the JAMA, JTS and JUMP libraries.
Nils B. Weidmann <nils.weidmann@gmail.com>, Doreen Kuse <doreen.kuse@gmail.com>, Kristian S. Gleditsch <ksg@essex.ac.uk>
Maintainer: Nils B. Weidmann <nils.weidmann@gmail.com>, Kristian S. Gleditsch <ksg@essex.ac.uk>
Correlates of War Project. 2008. "State System Membership List, v2008.1." Online, http://correlatesofwar.org.
Gleditsch, Kristian S. & Michael D. Ward. 1999. "Interstate System Membership: A Revised List of the Independent States since 1816." International Interactions 25: 393-413. Online, http://privatewww.essex.ac.uk/~ksg/statelist.html.
Java Matrix Package JAMA, v. 1.0.2 (http://math.nist.gov/javanumerics/jama/)
Java Topology Suite JTS, v. 1.7.2 (http://www.vividsolutions.com/jts/jtshome.htm)
Java Unified Mapping Platform JUMP, v. 1.2 (http://www.vividsolutions.com/jump/)