We performed an empirical study exploring people's interactions with an embodied conversational agent (ECA) while performing two tasks. Conditions varied with respect to 1) w...
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 present results from an experiment that studied the information search behavior of younger and older adults in a medical decision-making task. To study how different combinatio...
We studied the effects of varying the fidelity and automation levels of a Ubicomp application prototype. Our results show that the interactive prototype captured the same usabilit...
The steering law model describes pointing device motion through constrained paths. Previous uses of the model are deficient because they are built using only error-free responses,...
I. Scott MacKenzie, Sergey Kulikov, Wolfgang St&uu...