This paper describes PayCash, an Internet payment system that was designed to offer strong security and privacy protection. This system is based on the concept of electronic cash,...
Abstract. As a consequence of the success of the Web, methodologies for information system development need to consider systems that use the Web paradigm. These Web Information Sys...
Geert-Jan Houben, Peter Barna, Flavius Frasincar, ...
This paper focuses on online gift exchange in a setting where online and offline interactions are tightly intertwined and most of the exchanges require face-to-face interaction to...
It is a widely held belief among designers of social tagging systems that tag clouds represent a useful tool for navigation. This is evident in, for example, the increasing number ...
Denis Helic, Christoph Trattner, Markus Strohmaier...
ExtendSim 7 is a proven simulation environment capable of modeling a wide range of systems. ExtendSim 7 is used to model continuous, discrete event, discrete rate, and agent based...