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In this paper, we study the data complexity of querying inconsistent weighted description logic (DL) knowledge bases under recently-introduced cost-based semantics. In a nutshell, the idea is to assign each interpretatio...
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Ontology-mediated query answering (OMQA) is a new paradigm in data management that seeks to exploit the semantic knowledge expressed in on-tologies to improve query answering over data. This paper briefly introduces OMQA...