A new method is presented for the visualization of hierarchical information, such as directory structures and organization structures. Cushion treemaps inherit the elegance of sta...
This paper presents the outline of a formal ontology of contexts. More specifically, it deals with the ontology of ecological contexts (niches, habitats, environments, ambients) an...
Jakob von Uexk¨ull’s theory of the Umwelt is described and it is used to show how perceptual states can be defined. It is described how perceptual cues are selected over evolut...
Despite numerous frameworks and models proposed in the literature, Information Systems (IS) assessment still remains elusive. Above all, there is little agreement on the contribut...
This paper describes a novel approach for obtaining semantic interoperability in a bottom-up, semi-automatic manner without relying on pre-existing, global semantic models. We ass...