In this paper we describe a novel technique to support information seeking in oral history archives using concept maps. We conducted a pilot study with teachers engaged in work ta...
I develop technological tools to help communities of children creatively solve problems as they program computers. The Hook-ups project introduces computational tools that support...
Though there is a multitude of software modeling tools available, the handling of diagrams, which are an essential way of representation, is still difficult. To overcome these pr...
Many mobile applications rely on the Global Positioning System (GPS) to provide position and location information. However, there are many problems with using GPS in urban environm...
While the number of electronic marketplaces has increased on the Internet, tools to help buyers in participating in these marketplaces (heterogeneous marketplaces) are lacking. As...
Bendick Mahleko, Justus Klingemann, Peter Fankhaus...