libpysal.cg.
alpha_shape
(xys, alpha)[source]¶Alpha-shape delineation (Edelsbrunner, Kirkpatrick & Seidel, 1983) from a collection of points …
Polygon(s) resulting from the alpha shape algorithm. The GeoSeries object remains so even if only a single polygon is returned. There is no CRS included in the object.
References
a set of points in the plane. IEEE Transactions on information theory, 29(4), 551-559.