We describe a technique to detect the presence of computer users. This technique relies on sonar using hardware that already exists on commodity laptop computers and other electro...
Stephen P. Tarzia, Robert P. Dick, Peter A. Dinda,...
The effectiveness of virtual environments (VEs) has often been linked to the sense of presence reported by users of those VEs. (Presence is defined as the subjective experience of...
As a growing number of people play computer games with small-screen mobile devices such as handheld computers, mobile phones and handheld game consoles, it is important to know wh...
Touchscreens are becoming the preferred input device in a growing number of applications. They are interesting devices which are more and more introduced into the automotive domain...
We motivate an approach to evaluating the utility of life-like interface agents that is based on human eye movements rather than questionnaires. An eye tracker is employed to obta...