We propose a new grouping operator for logic programs based on the group_by operator of SQL. The novelty of our proposal lies in the use of modes, which allows us to relax some rat...
—The paper extends the traditional browser concept with a Semantic Web tailored faceted browser thus providing integrated end-user grade support for both legacy Web and Semantic ...
act notation, so separating the abstract syntax and semantics of the language constructs from their different concrete notations. Although the foundation constituents of the MDE a...
Ontologies such as taxonomies, product catalogs or web directories are heavily used and hence evolve frequently to meet new requirements or to better reflect the current instance d...
We present an extension of state-based planning from traditional Strips to function application, allowing to express operator effects as updates. As proposed in PDDL, fluent variab...