Adding Threshold Concepts to the Description Logic EL

  title={Adding Threshold Concepts to the Description Logic EL},
  author={Franz Baader and Gerhard Brewka and Oliver Fernandez Gil},
  booktitle={Description Logics},
The main goal of this thesis is to extend the lightweight Description Logic ELwith threshold concepts. Description Logics (DLs) are well-defined fragments of first-order logic (FOL) which use concept descriptions to define important notions of the domain by stating necessary and sufficient conditions for an individual to belong to the concept. Such concept descriptions are built inductively, starting from a set of concept names (unary predicates) and a set of role names (binary predicates) and… CONTINUE READING


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