Joseph A. Paradiso, J.A. Landay
July 17, 2009
Joseph A. Paradiso, J.A. Landay
In this article, we define cross-reality as the union between ubiquitous sensor/actuator networks and shared online virtual worlds-a place where collective human perception meets the machines' view of pervasive computing. We describe how five of the articles in this issue expand on aspects of this theme.