The main objective of this thesis is to contribute to the theory of Conceptual Modeling by
proposing ontological foundations for structural conceptual models. Conceptual Modeling is …

The industrial world and the academic world have drifted far apart in the immature discipline
of systems architecting. The challenge in writing this thesis was to capture the industrial …

In this paper we introduce a technique to simplify requirements capture. The technique can
be used to derive functional requirements, specified in the form of UML use case diagrams …

This paper addresses the foundations of data-model transformation. A catalog of data
mappings is presented which includes abstraction and representation relations and …

What inspires people to use Second Life, Apple computers or Google? Why are Pixar and
Dreamworks successful in animation? Which buzz draws scores of people to e-Bay and …

Various crucial multi-disciplinary issues have been investigated concerning residential
gateway (RG) technology applicable in an unbundled telecommunications value chain. We …

Requirements describe the users intentions expectations and needs, but also delimit the
information system needed to realize these intentions. One of the challenges of …

Business rules are useful for various purposes. Usually, business rules are the means to
communicate requirements with user communities (eg 'All tasks must be performed by staff …

This document addresses the way an architect can do his work. It shows many tools that
belong to the architect toolkit: The CAFCR model, tools per 5 views (Customer Objectives …

Abstract Service brokerage is a complex problem. At the design stage the semantic gap
between user, device and system requirements must be bridged, and at the operational …