We study the problem of query optimization in federated relational database systems. The nature of federated databases explicitly decouples many aspects of the optimization proces...
We consider the problem of mapping data in peer-topeer data-sharing systems. Such systems often rely on the use of mapping tables listing pairs of corresponding values to search f...
Single-user, desktop-based computer applications are pervasive in our daily lives and work. The prospect of using these applications with innovative interaction systems, like mult...
This paper describes the security and network architecture of the Annex system, a family of technologies for secure and pervasive communication and information processing that we ...
Duncan A. Grove, Toby C. Murray, C. A. Owen, Chris...
One of the long-term goals of Artificial Intelligence is construction of a machine that is capable of reasoning about the everyday world the way humans are. In this paper, I fir...