Click-based graphical passwords have attractive usability properties, such as cueing and good memorability. However, image size and number of click-points in each password signifi...
The computer game software with which we interact on a daily basis not only entertains us, it trains us into specific patterns. Critical Gameplay is a design practice which endeav...
Selective availability in instant messaging can improve connectiveness while at the same time keeping disruption low. In this paper we report on an experience sampling study of se...
Microblogging is a recently popular phenomenon and with the increasing trend for video cameras to be built into mobile phones, a new type of microblogging has entered the arena of...
In this paper we present a novel interaction metaphor for handheld projectors we label MotionBeam. We detail a number of interaction techniques that utilize the physical movement ...