— The DECOS architecture aims at combining the advantages of federated and integrated systems. The DECOS architecture divides the overall system into a set of nearly-independent ...
The strong dynamics of peer-to-peer networks, coupled with the diversity of peer vocabularies, makes query processing in peer database systems a very challenging task. In this pape...
Mesh subdivision algorithms are usually specified informally using graphical schemes defining local mesh refinements. These algorithms are then implemented efficiently in an impera...
Antoine Spicher, Olivier Michel, Jean-Louis Giavit...
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...