SoftFacts: A top-k retrieval engine for ontology mediated access to relational databases

  • Umberto Straccia
  • Published 2010 in
    2010 IEEE International Conference on Systems…

Abstract

We outline SoftFacts, an ontology mediated top-k information retrieval system over relational databases. An ontology layer is used to define (in terms of a OWL-QL like Semantic Web language) the relevant abstract concepts and relations of the application domain, while graded facts are stored into a relational database. Queries are conjunctive queries with… (More)
DOI: 10.1109/ICSMC.2010.5641780

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