To be able to realize the vision of the semantic web an important bottleneck that needs to be solved is an easy and intuitive approach for the annotation of websites with semantic...
This paper presents SAAF, a Semantic Accessibility Assessment Framework for personalised Web accessibility assessment procedures. We define four domains as a way to decouple gene...
Preference queries are relational algebra or SQL queries that contain occurrences of the winnow operator (find the most preferred tuples in a given relation). We present here a nu...
The diversity of spatial information systems promotes the need to integrate heterogeneous spatial or geographic information systems (GIS) in a cooperative environment. This paper ...
Abstract. The token flow semantics of UML 2 activity diagrams is formally defined using Abstract State Machines. Interruptible activity regions and multiplicity bounds for pins are...