Many tasks within semantic web service discovery can be formalized as reasoning problems related to the partial ordering of subactivity occurrences in a complex activity. We show h...
: We propose in this article an object-oriented approach to rewriting queries using views. Our approach aims to mitigate certain limitations of existing query rewriting approaches....
The relational algebra and calculus do not take the semantics of terms into account when answering queries. As a consequence, not all tuples that should be returned in response to ...
Octavian Udrea, Yu Deng, Edward Hung, V. S. Subrah...
This paper proposes an approach to behaviour-based discovery of Web Services by which business rules that govern service behaviour are described as a policy. The policy is represen...
Query answering over OWLs and RDFs on the Semantic Web is, in general, a deductive process. To this end, OWL, a family of web ontology languages based on description logic, has be...