We introduce the formal framework of a generalized interaction scheme for information access between users and information sources. Within this framework we describe an interactio...
Abstract. Dimension schemas are abstract models of the data hierarchies that populate OLAP warehouses. Although there is abundant work on schema equivalence in a variety of data mo...
State Machines: An Overview of the Project Yuri Gurevich Microsoft Research, One Microsoft Way, Redmond, WA 98052 November 2003 This is an extended abstract of an invited talk at ...
Abstract. We give a general framework for approximate query processing in semistructured databases. We focus on regular path queries, which are the integral part of most of the que...
We introduce a simple and practically efficient method for repairing inconsistent databases. The idea is to properly represent the underlying problem, and then use off-the-shelf a...
Ofer Arieli, Marc Denecker, Bert Van Nuffelen, Mau...
Abstract. Ontologies are widely used for capturing and organizing knowledge of a particular domain of interest. This knowledge is usually evolvable and therefore an ontology mainte...
Alexandros G. Valarakos, Georgios Paliouras, Vange...
Abstract. This paper presents an experiment of parallel knowledge base development by subject matter experts, performed as part of the DARPA’s Rapid Knowledge Formation Program. ...
Gheorghe Tecuci, Mihai Boicu, Dorin Marcu, Bogdan ...
Abstract. Knowledge-intensive methods that can altogether be characterised as deductive web mining (DWM) already act as supporting technology for building the semantic web. Reusabl...