6 citations · 11 across the 3 of their papers we have counts for
4 papers
An ExpTime Upper Bound for with Integers (Extended Version)
Nadia Labai, Magdalena Ortiz, Mantas Šimkus
Concrete domains, especially those that allow to compare features with numeric values, have long been recognized as a very desirable extension of description logics (DLs), and sign…
Polynomial Rewritings from Expressive Description Logics with Closed Predicates to Variants of Datalog
Shqiponja Ahmetaj, Magdalena Ortiz, Mantas Simkus
In many scenarios, complete and incomplete information coexist. For this reason, the knowledge representation and database communities have long shown interest in simultaneously su…
Ontology Focusing: Knowledge-enriched Databases on Demand
Tomasz Gogacz, Víctor Gutiérrez-Basulto, Yazmín A. Ibáñez-García +3
We propose a novel framework to facilitate the on-demand design of data-centric systems by exploiting domain knowledge from an existing ontology. Its key ingredient is a process th…
Efficient Query Answering over Conceptual Schemas of Relational Databases : Technical Report
Mantas Simkus, Evaldas Taroza, Lina Lubyte +2
We develop a query answering system, where at the core of the work there is an idea of query answering by rewriting. For this purpose we extend the DL DL-Lite with the ability to s…