In this paper we propose a new framework for dynamic distributed query processing based on so-called HyperQueries which are essentially query evaluation sub-plans “sitting behin...
Public portals, such as Web search engines, have been available for a number of years and corporate portals that facilitate access to enterprise information within a company, norm...
Michael A. Shepherd, David Zitner, Carolyn R. Watt...
Information-rich environments are the open environments that characterize most of the modern applications of computing technology. The applications include ubiquitous information a...
In this paper, we present the development of an illustrative example of e-business based on two different applications of a Model-Driven Architecture (MDA) approach. In the first ...
An important problem that confronts data grid applications is to efficiently locate the node that stores a particular data replica. This paper proposes a Hierarchical Replica Loca...