The complicated user interfaces and complex functionality of nowadays interactive products lead to a new class of failures: People do not understand their products and thus fail t...
SOFL is a formal language and method for system specification and design. As a language it is an integration of Petri nets, Data Flow Diagrams, and VDM-SL. As a method it is a com...
Experience sampling has been employed for decades to collect assessments of subjects' intentions, needs, and affective states. In recent years, investigators have employed au...
Four text entry techniques for visually impaired users are presented. LetterScroll uses a mouse wheel to maneuver a cursor across a sequence of characters, and a button for charac...
Applications written for mobile devices have become more and more complex, adjusting to the constantly improving computational power of hardware. With the growing application size ...