Richly interlinked, machine-understandable data constitute the basis for the Semantic Web. We provide a framework, CREAM, that allows for creation of metadata. While the annotatio...
Mobile phones are becoming increasingly personalized in terms of the data they store and the types of services they provide. At the same time, field studies have reported that the...
Amy K. Karlson, A. J. Bernheim Brush, Stuart E. Sc...
In this work, we study the security of public WLAN-based positioning systems. Specifically, we investigate the Skyhook positioning system, available on PCs and used on a number of...
Nils Ole Tippenhauer, Kasper Bonne Rasmussen, Chri...
Traditional online social network sites use a single monolithic "friends" relationship to link users. However, users may have more in common with strangers, suggesting t...
As services embedded into public spaces become increasingly transparent, one peripheral aspect of use continues to demand explicit user attention: payment. UbiPay is a system that...