MailCall is a telephone-based messaging system using speech recognition and synthesis. Its nonvisual interaction approaches the usability of visual systems through a combination o...
We present a new systematic method of structuring information using mental models. This method can be used both to evaluate the efficiency of an information structure and to build...
Ishantha Lokuge, Stephen A. Gilbert, Whitman Richa...
Rapid growth in 3-D rendering technologies has deluged us with glitzy graphical representations. In what contexts do people find 3-D graphs of 2-D data both attractive and useful?...
Ellen Levy, Jeff Zacks, Barbara Tversky, Diane J. ...
Current user interface construction tools make it difficult for a user interface designer to illustrate the behavior of an interface. These tools focus on specifying widgets and m...
How much time the user spends working on a task versus fiddling with the tool is an important aspect of usability. The concept of the ratio and distribution of tool-only operation...
Susan S. Kirschenbaum, Wayne D. Gray, Brian D. Ehr...
: This paper describes techniques for maximizing the efficient use of small screen space by combining delayed response with semi-transparency of control objects ("widgets"...
Tomonari Kamba, Shawn A. Elson, Terry Harpold, Tim...
We have designed two sets of communication tools to enable telepresence in groups who work in different locations. Afterwards we evaluated the tools. Studie (A), in the first grou...
Groupware systems that use large shared workspaces generally provide only limited awareness information about other collaborators in the workspace. We are designing a set of group...
Real-time groupware systems often let each participant control their own view into a shared workspace. This strategy can reduce awareness about where and how others are interactin...
Shared physical workspaces allow people to maintain upto-the minute knowledge about others' interaction with the workspace. This knowledge is workspace awareness, part of the...