Tag Archives: R

Historical state boundaries – cShapes

Nils Weidmann at Princeton University and Kristian Skrede Gleditsch at the University of Essex has constructed this historical border dataset. The cShapes package includes all state border changes from 1946 and onward. It provides an excellent dataset to visualize border … Continue reading

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GeoSpatial Modelling Environment

The Geospatial Modelling Environment (GME) is the predecessor of the Hawths Tools extension for ArcGIS. It is designed to facilitate rigorous spatial analysis and modelling by linking ArcGIS to the statistical software package R. The new software has increased graphic … Continue reading

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