Measuring geographical compactness
- Convex Hull
- Polsby Popper
- Reock
- Schwartzberg
- Shoreline complexity
[1] McGlone, D. (2016, July 11). Measuring District Compactness in PostGIS. https://www.azavea.com/blog/2016/07/11/measuring-district-compactness-postgis/
[2] TIGER/Line® Shapefiles and TIGER/Line® Files. https://www.census.gov/geo/maps-data/data/tiger-line.html
[3] Jeffrey B. Lewis, Brandon DeVine, Lincoln Pitcher, and Kenneth C. Martis. (2013). Digital Boundary Definitions of United States Congressional Districts, 1789-2012. http://cdmaps.polisci.ucla.edu/