A major drawback of existing access control systems is that they have all been developed with a specific access control policy in mind. This means that all protection requirement...
Sushil Jajodia, Pierangela Samarati, V. S. Subrahm...
In this paper we address the issue of conceptual modeling of data used in multidimensional analysis. We view the problem from the end-user point of view and we describe a set of r...
Vicarious Learning is learning from watching others learn. We believe that this is a powerful model for computer-based learning. Learning episodes can be captured and replayed to ...
In this work, we consider augmenting SQL with constructs allowing dynamic restructuring. Dynamic restructuring occurs naturally in a framework including second-order capabilities f...
more abstract realms of Impressionism, and more pure Abstraction. The camera, although capable of capturing instants in time, cannot on its own--except in rare instances--truly rec...