Abstract: When SOA-based business processes are to be enhanced with security properties, the model-driven business process development approach enables an easier and more reliable ...
Workflow is an important enabling technology for eScience. Research into workflow systems for eScience has yielded several specialized workflow engines. In this paper we investiga...
While many theoretical arguments against or in favor of open source and closed source software development have been presented, the empirical basis for the assessment of arguments...
Answering queries over ontologies is an important issue for the Semantic Web. Aggregate queries were widely studied for relational databases but almost no results are known for ag...
Diego Calvanese, Evgeny Kharlamov, Werner Nutt, Ca...
The last decade of basic research in the area of Description Logics (DL) has created a stable theory, efficient inference procedures, and has demonstrated a wide applicability of ...