Current collaborative work environments are characterized by dynamically changing organizational structures. Although there have been several efforts to refine work distribution, ...
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
Clustering Stability methods are a family of widely used model selection techniques applied in data clustering. Their unifying theme is that an appropriate model should result in ...
Most practically relevant domains include some degree of conceptual dynamics, i.e. new conceptual elements arise, and some old ones become irrelevant. This type of change imposes a...
We propose a notarized federated identity management model that supports efficient user authentication when providers are unknown to each other. Our model introduces a notary servi...
Michael T. Goodrich, Roberto Tamassia, Danfeng Yao