We demonstrate a prototype that translates schemas from a source metamodel (e.g., OO, relational, XML) to a target metamodel. The prototype is integrated with Microsoft Visual Stu...
Abstract. XML views can be used in Web applications to resolve incompatibilities among heterogeneous XML sources. They allow to reduce the amount of data that a user has to deal wi...
Hanna Kozankiewicz, Jacek Leszczylowski, Kazimierz...
This paper reports on a practical implementation of a context mediator for the fixed income securities industry. We describe industry circumstances and the data and calculation se...
We demonstrate the Lixto Suite, a web data extraction and transformation software kit for retrieving and converting information from various sources to various customer devices. W...
Robert Baumgartner, Michal Ceresna, Georg Gottlob,...
Abstract. We describe a system in which Contextual Logic Programming is used as a mediator for knowledge modeled by ontologies. Our system provides the components required to behav...