In the past, it was very common to develop middleware without consideration of security from the very beginning. To integrate security, the middleware that should be protected has...
XML is fast becoming the standard for information exchange on the Internet. As such, information expressed in XML will need to be integrated with existing information systems, whi...
Modern information retrieval systems need the capability to reason about the knowledge conveyed by text bases. In this paper a methodology to automatically create ontologies and cl...
In this paper we show how to improve the architecture of Web Information Systems (WISs) using design patterns, in particular navigational patterns. We first present a framework to...
For many companies, the strategic as well as the organizational fit of their information systems is a pivotal factor for staying competitive. At the same time, there is an increas...