Architecting an ubiquitous and model driven information infrastructure

A model driven architecture (MDA) approach is applied to the architecting of a Ubiquitous and Model-driven information Infrastructure (UMI). Our focus is on the stakeholders of the ubiquitous infrastructure, the distinction between the infrastructure; the enterprises and applications accommodated by it, and the dependencies among the conceptual models at different levels. A small example illustrates the proposed concepts and constructions