uncertainty

A comparison of approaches to model uncertainty in time intervals

Information systems model parts of reality by representing properties of real-world objects or concepts. As real objects or concepts often have temporal aspects, temporal notions such as time intervals are often represented. However, these may …

Evaluating possibilistic valid-time queries

Fuzziness in spatial databases and GIS

This paper explains why and how spatial databases and geographic information systems can benen̆matchedfb01t from an appropriate representation of imprecise and/or uncertain information. Not only are the imprecission and uncertainty inherent to the …