Role-based access control (RBAC) has attracted considerable research interest. However, the computational issues of RBAC models are yet to be thoroughly studied. In this paper, we...
Abstract. This paper presents some important directions in the use of ontologybased semantics in achieving the vision of Autonomic Communications. We examine the requirements of Au...
David Lewis, Kevin Feeney, Kevin Carey, Thanassis ...
The Public Domain (PD) always serves as an agent to provide better and reliable services and information to citizens. Recent advancements in technology, citizen-demand and new pub...
Marinos Themistocleous, Zahir Irani, Peter E. D. L...
The workflow models have been essentially operation-centric for many years, ignoring almost completely the data aspects. Recently, a new paradigm of data-centric workflows, call...
Bogdan Marinoiu, Serge Abiteboul, Pierre Bourhis, ...
Time series are a data type of utmost importance in many domains such as business management and service monitoring. We address the problem of visualizing large time-related data ...
Ming C. Hao, Umeshwar Dayal, Daniel A. Keim, Tobia...