We propose extending the concept of spatial constancy to haptic perception. In vision, spatial constancy refers to the conversion of retinotopic signals into spatiotopic represent...
In a visualization of a three-dimensional dataset, the insights gained are dependent on what is occluded and what is not. Suggestion of interesting viewpoints can improve both the...
Although visual programming techniques have been used to lower the threshold of programming for end users, they are not sufficient for creating end user programming environments t...
Email was originally designed as a tool for asynchronous communication. However, its current usage goes far beyond that. One of the most commonly performed activities in email is ...
In this paper we discuss a pilot usability study using wireless Internet-enabled personal digital assistants (PDAs). We compared usability data gathered in traditional lab studies...