Spatial Relations

Qualitative Reasoning with Visibility Information for Environmental Learning
Giorgio De Felice, Paolo Fogliaroni and Jan Oliver Wallgrün

n-D-Topological Data Structures: Some Theoretical and Pragmatic Considerations for GI-Science
Norbert Paul, Martin Breunig, Edgar Butwilowski and Andreas Thomsen

Exploratory analysis of spatial relations among polygons
Yukio Sadahiro

On Equality of Lines with Positional Uncertainty
Gwen Wilke and Andrew Frank