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...
The differences between Augmented Reality (AR) systems and computer display based systems create a need for a different approach to the design and development of AR systems. To un...
To date, efforts have been made to enable visually impaired people to gain access to graphics on the Internet. However, these studies only offer a solution for a specific type of ...
It is well-established finding that people find maps easier to use when they are aligned so that "up" on the map corresponds to the user's forward direction. With m...
Domestic ubiquitous computing systems often rely on inferences about activities in the home, but the open-ended, dynamic and heterogeneous nature of the home poses serious problem...
William W. Gaver, Phoebe Sengers, Tobie Kerridge, ...