The novel mobile application csxPOI (short for: collabora-tive, semantic, and context-aware points-of-interest) enables its usersto collaboratively create, share, and modify semantic points of interest(POI). Semantic POIs describe geographic places with explicit semanticproperties of a...

The efficiency of marketing campaigns is a preconditionfor business success. This paper discusses a technique totransfer advertisement content vie Bluetooth technology andcollects market research information at the same time. Conventionaladvertisement media were enhanced by devices...

Dieses Dokument schlägt ein Konzept für eine Personal Key Infrastrukturin iCity vor. Über ein Trust Center (TC) ausgestellte Zertikategewährleisten einen sicheren Schlüsselaustausch mit nachweisbarer Authentisierungdes Kommunikationspartners, Abhörsicherheit sowie Unverfälschtheit und...

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....

Social simulation is often described as a multidisciplinary and fast-moving field. This can make it difficult to obtain an overview of the field both for contributing researchers and for outsiders who are interested in social simulation. The Journal for Artificial Societies and Social Simulation...