In this paper, we discuss and compare two user centred methods applied in concept design: observation and probes. The comparison is based on findings from two case studies. In the...
User modelling is widely used in HCI but there are very few systematic HCI modelling tools for people with disabilities. We are developing user models to help with the design and ...
Application integration is a major trend in information technology today. In this paper we present a number of principles for the design, validation and presentation of process mod...
Software systems no longer evolve as separate entities but are also integrated with each other. The purpose of integrating software systems can be to increase user-value or to dec...
The behavior of one and two dimensional automata are displayed in two and three dimensions and via animations. Implementations of finite automata in J using "infix" and ...