Separation of duties (SoD) is a key security requirement for many business and information systems. Role Based Access Controls (RBAC) is a relatively new paradigm for protecting i...
David W. Chadwick, Wensheng Xu, Sassa Otenko, Roma...
Due to their capability for expressing semantics and relationships among data objects, semi-structured documents have become a common way of representing domain knowledge. Compari...
Henry Tan, Tharam S. Dillon, Fedja Hadzic, Elizabe...
The fundamental drawback of unstructured peer-to-peer (P2P) networks is the ļ¬ooding-based query processing protocol that seriously limits their scalability. As a result, a signiļ...
ā XQuery, the defacto XML query language, is a functional language with operational semantics, which precludes the direct application of classical query optimization techniques. ...
Abstractā In this paper, we propose an ontology speciļ¬cation for JavaBean programs, the object component model of Java. Our speciļ¬cation is written using the DAML+OIL languag...