FriendFinder as a location-based service collects location data from mobile users and distributes a particular user’s location upon request. Privacy of users data especially loc...
In this paper we introduce the TessalTable, a collaborative play system for learning about tessellations and symmetry through augmented pattern blocks. Children use tiles to pick ...
In this paper we present a longitudinal study comparing an alphabetical selection keyboard to a multi-tap selection keyboard using a game controller as input device. Our experimen...
Although computer mice have evolved physically (i.e., new form factors, multiple buttons, scrollwheels), their basic metaphor remains the same: a single-point of interaction, with...
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...