Evaluating user interfaces is usually accomplished to detect design problems in layout and interaction. One possible way to evaluate image quality in computer graphics is visual inspection by experts. Information visualization techniques are usually presented showing their use in experimental situations, employing some kind of analysis. Nevertheless, few… (More)
This paper reports the layout generation approach used in a new technique for visualizing hierarchies which provides both focus and context visualization. The hierarchy is represented as a node-edge diagram separated in two connected sub-diagrams that show the node of interest and its context.