Wouldn't the ratio of area to perimeter be a similar metric? Also, wouldn't it be easier to just stop letting politicians draw their own boundaries? :)
I wonder what the algorithm for minimum enclosing circle is... (Short answer, no, because we don't have a min-circle routine.) P. On Fri, Oct 24, 2008 at 8:59 AM, Lee Meilleur <[EMAIL PROTECTED]> wrote: > > > Has anyone calculated the Roeck test using PostGIS? This is an area based > measure that computes the ratio of the area of a polygon to the area of the > minimum enclosing circle for the polygon. It's used to measure compactness > of districts for redistricting applications, basically a way to test for > gerrymandering. Thanks. > > Lee Meilleur > LCC-GIS Office > Minnesota Legislature > 100 Rev. Dr. MLK Jr Blvd. > 55 State Office Building > St. Paul, MN 55155 > 651.296.0098 Fax: 651.297.3697 > [EMAIL PROTECTED] > http://www.gis.leg.mn > > > _______________________________________________ > postgis-users mailing list > [email protected] > http://postgis.refractions.net/mailman/listinfo/postgis-users > _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
