The requirement to change scale frequently is common to many 2D and 3D applications. Users must “zoom in” to examine details and “zoom out” to appreciate the context. This...
Spatial audio displays have been criticized because the use of headphones may isolate users from their real world audio environment. In this paper we study the effects of three ty...
We describe two user studies that investigate organization strategies of autocompletion in a known-item search task: searching for terms taken from a thesaurus. In Study 1, we expl...
Alia Amin, Michiel Hildebrand, Jacco van Ossenbrug...
Modern computer systems are based on the traditional hierarchical file system model, but typically contain large numbers of files with complex interrelationships. This tradition...
Mobile devices make ideal personal ambient information systems given their ubiquitous adoption by users and their rich context knowledge of users’ activity. However, we believe ...