Location ontologies axiomatize the relationship between physical bodies and the space that they occupy, and there is a rich literature on the philosophical underpinnings of these ontologies. Existi...

Geometric data models form the backbone of virtually all spatial information systems, such as GIS, CAD, and CAM. Yet a lot of spatial information from textual sources, including historical document...

Ontologies and related reasoning systems are key to the facilitation of semantic integration and interoperability. But several key questions are involved. How do we define the tools, methodologies...

The reuse of ontologies is critical to their value as a means of knowledge representation. Unfortunately, reuse also still poses a considerable challenge for the ontological community. One reason f...