Polygon Shape Similarity using PostGIS?
131359
Determining if two geometric figures are approximately equal using PostGIS?
93245
Creating circle in PostGIS?
108579
How do I efficiently determine if a polygon is convex, non-convex or complex?
68928
Matching points to polygons and handling points NOT in polygons
139281
Making polygon from intersecting lines in QGIS using Polygonize or similar?
37880
Creating polygons from points in Mapinfo
10224
Is there an equation to describe regular polygons?
54779
A simple algorithm for polygon intersection
137663
Finding closest segment to a point using PostGIS
72783
How do I get the distance meter value between two geometries in PostGIS?
129474
Calculating {minimal} distance between polygons in R
123111
Labeling stacked polygons with different records
15167
Generalizing polygon file while maintaining topology in QGIS?
142262
Counting overlapping polygons from one Shapefile using ArcGIS Desktop?
110638
Polygon with balls as corners
47322
Changing SRID of existing data in PostGIS?
54995
How to suppress polygon boundaries shared by objects of same type in QGIS?