Ontologies are an emerging paradigm to support declarativity, interoperability, and intelligent services in many areas, such as Agent–based Computation, Distributed Information ...
Indexing schemes for semistructured data have been developed in recent years to optimize path query processing by summarizing path information. However, most of these schemes can ...
In this paper we describe a new class of tools for protecting computer systems from security attacks. Their distinguished feature is the principle they are based on. Host or netwo...
Distributed applications should be able to make use of an object group service in a number of application specific ways. Three main modes of interactions can be identified: (i) re...
The mediator/wrapper approach is used to integrate data from different databases and other data sources by introducing a middleware virtual database that provides high level abstr...