As services embedded into public spaces become increasingly transparent, one peripheral aspect of use continues to demand explicit user attention: payment. UbiPay is a system that...
A problem with many of today's appliance interfaces is that they are inconsistent. For example, the procedure for setting the time on alarm clocks and VCRs differs, even amon...
In this paper we describe the design of a relational agent interface for handheld computers and the results of a study exploring the effectiveness of different useragent interacti...
In this paper we investigate the principles for desiging multifaceted displays and their potential interfaces. D20 is a prototype of a handheld digital device which has an icosahe...
We describe an implementation that has users `flick' notes, images, audio, and video files onto virtual piles beyond the display of small-screen devices. This scheme allows P...
QianYing Wang, Tony Hsieh, Meredith Ringel Morris,...