A novel interactive virtual needle insertion simulation is presented. Simulation models are based upon planar tissue deformations and forces measured during needle insertion exper...
I develop technological tools to help communities of children creatively solve problems as they program computers. The Hook-ups project introduces computational tools that support...
We report from three usability evaluations of health information systems that illustrate the value of seeing usability as a context dependent property of a product. We show how the...
We describe an implementation integrating a spoken dialogue system with a mobile robot, which the user can direct to specific locations, ask for information about its status, and...
This paper describes a design specification and analysis framework to support the OO design stage. Structural and behavioral specifications of objects are integrated and formalize...