Rupert Westenthaler

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Business models on the basis of digital content require sophisticated descriptions of that content, as well as service-oriented carrier architectures that allow to negotiate and enforce contract and license schemes in heterogeneous digital application environments. We describe Knowledge Content Objects (KCO), that provide expressive semantic descriptions of(More)
— In this short paper we report on a semantic model for content and knowledge which distinguishes between three descriptive levels: information relating directly to the resource, to the meta data of the resource, and to the subject matter addressed by the content. This model addresses five fundamental requirements for automation: formality,(More)
We present the results of a European research project which developed specifications for so-called Knowledge Content Objects (KCO) and for an attendant infrastructure, the Knowledge Content Carrier Architecture (KCCA). The work addresses the problem that while there are many standards for content and for meta data, there is at present, no suitable framework(More)
—Broadcasting of media events is a real-time action demanding reliable just in time decisions based on the current content of incoming video streams and the availability of background material. Multi-stream broadcasting of this type of event thus demand monitoring of multiple streams and background material. Due to the potentially large amount of streams(More)
With the growing pervasiveness of information systems we are increasingly confronted with integrating heterogeneous end-user devices into existing information infrastructures. However, most existing middleware platforms either focus on plug & work functionalities or on multimedia streaming capabilities. Asomnia is a service-oriented mid-dleware that(More)
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