In this paper we describe a model of the process by which people solve problems using information visualization systems. The model was based on video analysis of forty dyads who p...
Conceptual Information Systems provide a multi-dimensional conceptually structured view on data stored in relational databases. On restricting the expressiveness of the retrieval l...
Taking into account the constantly increasing number of educational resources available on the Web, the problem arising is to determine who is authorized to access these resources...
The Rough Sets theory has been conceived to deal with inexact, uncertain or vague knowledge in Information systems. The article is devoted to propose notions including the general...
1 This paper reports results from a study on the adoption of an information visualization system by administrative data analysts. Despite the fact that the system was neither fully...