Abstract. A Conceptual Information System consists of a database together with conceptual hierarchies. The management system TOSCANA visualizes arbitrary combinations of conceptual...
Existing system-level taxonomies of visualization tasks are geared more towards the design of particular representations than the facilitation of user analytic activity. We presen...
Information uncertainty is inherent in many problems and is often subtle and complicated to understand. While visualization is a powerful means for exploring and understanding info...
Persons with disabilities are often marginalised from economy and society due to the lack of access to disability related information and services. Through the use of assistive te...
Louis Coetzee, Guillaume J.-L. Olivrin, Ilse Vivie...
Mobile and handheld devices have become platforms to support remote collaboration. But, their small form-factor may impact the effectiveness of the visual feedback channel often u...