Instant Messaging is in addition to Web and Email the most popular service on the Internet. With xOperator we demonstrate the implementation of a strategy which deeply integrates I...
—Ubiquitous service composition provides new services and applications seamlessly by establishing cooperation among any devices in home networks and any services in service provi...
Applications and services that access Web data are becoming increasingly more useful and wide-spread. Current main-stream Web query languages such as XQuery, XSLT, or SPARQL, howe...
There are a variety of well-known models for access control developed for purposes like formally modeling the access rights on files, databases, and web resources. However, the ex...
Carl A. Gunter, Michael J. May, Stuart G. Stubbleb...
The Wine Agent is a demonstration system that uses an underlying domain ontology to provide suitable wines for a given meal. In doing so it serves as a testbed, not only for the l...