— Digital Ecosystems is the new paradigm for dynamic IT business integration. A Digital Ecosystem consists of institutions that compete, collaborate, and form stable or unstable ...
Telephone Switches are characteristically long-lived, evolving systems. We describe how a legacy two-tier system for telephone switch management was reengineered as a three-tier w...
Verifying that access-control systems maintain desired security properties is recognized as an important problem in security. Enterprise access-control systems have grown to prote...
Karthick Jayaraman, Vijay Ganesh, Mahesh V. Tripun...
The integration of heterogeneous legacy databases requires understanding of database structure and content. We previously developed a theoretical and software infrastructure to sup...
Mark S. Schmalz, Joachim Hammer, Mingxi Wu, Oguzha...
This paper presents a new architecture of a database management system intended to be used together with existing graphics software. In the first place, a system with this archite...