Many collaborative and communicative environments use notions of "space" and spatial organisation to facilitate and structure interaction. We argue that a focus on spati...
Subjects model di erent perspectives on a problem domain by collections of related class hierarchies. Subjects can be seen as the result of separate and possibly independent devel...
In an audience driven approach to website design, the requirements of the different audiences are modeled as separated tiny conceptual schemas comparable to views. We present a ne...
In ubiquitous computing era, the notion of context-awareness will play an important role. An application should be aware of its operating context for supporting and enriching huma...
Clancey (1992) proposed the model-construction framework as a way to explain the reasoning of knowledge-based systems (KBSs), based on his realization that all KBSs construct impl...