Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...
This paper attempts to de ne an object-oriented database system. It describes the main features and characteristics that a system must have to qualify as an objectoriented databas...
Abstract. Model-checking alternating-time properties has recently attracted much interest in the verification of distributed protocols. While checking the validity of a specificati...
Because metadata that underlies semantic web applications is gathered from distributed and heterogeneous data sources, it is important to ensure its quality (i.e., reduce duplicate...
Yuangui Lei, Marta Sabou, Vanessa Lopez, Jianhan Z...
A tuple t1 of relation R subsumes tuple t2 of R, with respect to a query Q if for every database, tuple t1 derives all, and possibly more, answers to query Q than derived by tuple ...