A helpful abstraction of a group of agents is a set of interacting roles, or sets of normative behaviors, that the agents can assume. An important characteristic of real-world agen...
James Odell, H. Van Dyke Parunak, Sven Brueckner, ...
: A pattern identifies a problem and provides the specification of a generic solution to that problem. Conceptual modelling patterns are aimed at representing a specific structure ...
Collaborative systems provide a rich but potentially chaotic environment for their users. This paper presents a system that allows users to control collaboration by enacting polic...
A Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBACā...
James Joshi, Basit Shafiq, Arif Ghafoor, Elisa Ber...
We propose a logical framework to represent and reason about some important aspects of a theory of institutional action: (1) the distinctions between physical facts and actions and...