This paper describes a parallel algorithm for selecting activation functionsof an articial network. For checking the eciency of this algorithm a count ofmultiplicative and additive operations is used.[...]

One of the key factors that hinders integration of distributed, heterogeneousinformation systems is the lack of a formal basis for modeling the complex, structuredknowledge that is to be exchanged. To alleviate this situation, we present anapproach based on core ontologies. Core ontologies are...

The semantics of rich multimedia presentations in the websuch as SMIL, SVG and Flash cannot or only to a verylimited extend be understood by search engines today. Thishampers the retrieval of such presentations and makes theirarchival and management a difficult task. Existing metadatamodels and...

Die bildbasierte automatische Bestimmung der Pose, d. h. der Position und Blickrichtung, einer Kamerain derWelt, ist eine relevante, aber immer noch unzureichend gelöste Aufgabe im Rechnersehen.In dem diesem Bericht zugrunde liegenden Projekt werden höhere markante Merkmale in den...

Conventional security infrastructures in the Internet cannot be directlyadopted to ambient systems, especially if based on short-range communi-cation channels: Personal, mobile devices are used and the participants arepresent during communication, so privacy protection is a crucial issue....