Swarm is a computational model which extends the UNITY model in three important ways: (1) UNITY’s fixed set of variables is replaced by an unbounded set of tuples which are add...
It is recognised that institutions are potentially powerful means for making agent interactions effective and efficient, but institutions will only really be useful when, as in oth...
Buildinglarge Websites is similar in manywaysto building knowledgeand database systems. In particular, byprovidinga declarative,logical viewof a Website's data andstructure, ...
Mary F. Fernandez, Daniela Florescu, Alon Y. Levy,...
The need for integration of ontologies with nonmonotonic rules has been gaining importance in a number of areas, such as the Semantic Web. A number of researchers addressed this p...
Abstract--This paper summarizes results on a recently introduced family of Datalog-based languages, called Datalog+/-, which is a new framework for tractable ontology querying, and...