We will evaluate electronic payment (ePayment) systems by employing a use-value analysis. The key success factors of ePayment systems are security and flexibility. Not surprisingly...
Gerald Draxler, Johannes Sametinger, Andreas Wiesa...
Contemporary lifestyle has become increasingly sedentary: little physical (sports, exercises) and much sedentary (TV, computers) activity. The nature of sedentary activity is self...
Shlomo Berkovsky, Mac Coombe, Jill Freyne, Dipak B...
Multi-valued Kripke structures are Kripke structures in which the atomic propositions and the transitions are not Boolean and can take values from some set. In particular, latticed...
A panel of experts on human computer interaction (HCI) argues about who is best placed to `own' HCI and the user centred design process, The experts come from a range of priv...
“Gamification” is an informal umbrella term for the use of video game elements in non-gaming systems to improve user experience (UX) and user engagement.
Sebastian Deterding, Miguel Sicart, Lennart Nacke,...