Security is not an isolated good, but just one component of a complicated economy. That imposes limitations on how effective it can be. The interactions of human society and human...
This paper presents gesture analysis under the scope of motor control theory. Following the motor program view, some studies have revealed a number of invariant features that chara...
We describe a system for analyzing human driver alertness. It relies on optical flow and color predicates to robustly track a person’s head and facial features. Our system clas...
We describe the Conference Assistant, a prototype mobile, context-aware application that assists conference attendees. We discuss the strong relationship between context-awareness...
Anind K. Dey, Daniel Salber, Gregory D. Abowd, Mas...
We show how images of a user's hand from a video camera attached to the underside of the wrist can be processed to yield finger movement information. Discrete (and discreet) ...