HDM—a model-based approach to hypertext application design
ACM Transactions on Information Systems (TOIS)
Hypermedia design, analysis, and evaluation issues
Communications of the ACM
Design and Maintenance of Data-Intensive Web Sites
EDBT '98 Proceedings of the 6th International Conference on Extending Database Technology: Advances in Database Technology
Simulation with Arena
Context-aware Web Information Systems
APCCM '04 Proceedings of the first Asian-Pacific conference on Conceptual modelling - Volume 31
Conceptual modelling of web information systems
Data & Knowledge Engineering
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The awareness for quality of Web information systems is increasing. Utility is a quality aspect that is of particular importance with respect to the economical sustainability of Web information systems. Like other quality aspects, utility can be focused at a priori, at run-time, or a posteriori. A priori and runtime considerations of utility appear as not really appropriate with respect to utility. An a posteriori focus on utility however is dangerous, as maintaining an already deployed system is particularly expensive. We therefore suggest using simulation as a quasi a posteriori approach for utility enhancement. In the paper, we discuss a generic model of Web information system use. We furthermore discuss an algorithm for generating a simulation model out of that usage model. We also discuss the foundations of a heuristic for analysing the respective simulation model.