The role-based access control (RBAC) has significantly simplified the management of users and permissions in computing systems. In dynamic environments, systems are usually unde...
Challenging the implicit reliance on document collections, this paper discusses the pros and cons of using query logs rather than document collections, as self-contained sources o...
Spatial and georeferenced information plays an important role in urban land management processes such as spatial planning and environmental management. As many of the processes ar...
In the multi-agent scenario, interaction among agents is an issue that must be faced in an appropriate way. Modeling interactions by roles can simplify the development of the inter...
Information and communication technology provides design options for the creation of economic value. We consider a particular architecture for the creation of economic value: the ...