The growing acceptance of XML as a standard for semi-structured documents on the Web opens up challenging opportunities for Web query languages. In this paper we introduce XML-GL,...
Stefano Ceri, Sara Comai, Ernesto Damiani, Piero F...
Many queries processed on the World Wide Web do not return the desired results because they fail to take into account the context of the query and information about user’s situat...
Veda C. Storey, Vijayan Sugumaran, Andrew Burton-J...
Conjunctive query answering is a key reasoning service for many ontology-based applications. In order to improve scalability, many Semantic Web query answering systems give up com...
Giorgos Stoilos, Bernardo Cuenca Grau, Ian Horrock...
Trust is a vital feature for the Semantic Web: If users (humans and agents) are to use and integrate system answers, they must trust them. Thus, systems should be able to explain t...
Nick Bassiliades, Grigoris Antoniou, Guido Governa...
A federated Web-based multimedia information system on one hand gathers its data from various Web sources, on the other hand offers the end-user a rich semantics describing its co...