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 processing of data is often restricted by contractualand legal requirements for protecting privacy and IPRs. Policies pro-vide means to control how and by whom data is processed. Conditionsof policies may depend on the previous processing of the data. However,existing policy languages do not...

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....