Sciweavers

AAAI
2007
13 years 6 months ago
Approximate Query Answering in Locally Closed Databases
The Closed-World Assumption (CWA) on databases expresses that an atom not in the database is false. A more appropriate assumption for databases that are sound but partially incomp...
Alvaro Cortés-Calabuig, Marc Denecker, Ofer...
AGP
2003
IEEE
13 years 9 months ago
Local Closed-World Assumptions for reasoning about Semantic Web data
Abstract The Semantic Web (SW) can be seen as abstract representation and exchange of data and metadata. Metadata is given in terms of data mark-up and reference to shared, Web-acc...
Elisa Bertino, Alessandro Provetti, Franco Salvett...