Published: Nov 1, 2009 Author(s): Dube, Matthew P., Egenhofer, Max J. Abstract: Naive Geography’s premise “Topology matters, metric refines” calls for metric properties that provide opportunities for finer grained distinctions than the purely qualitative topological relations. This paper defines a comprehensive set of eleven metric refinements that apply to the eight coarse topological relations between two regions that read more Topological Relations from Metric Refinements