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Access control is important for protecting the information integrities in WfMS's. Compared to conventional access control models such as discretionary, mandatory, and role-based access control models, an access-control model based on both tasks and roles meets more requirements for modern enterprise environments. However, there are no discussions on delegation mechanisms for such a model. In this...
This paper discusses a new approach to model a complex evolving system, a digital business ecosystem (DBE). We present a geography-based two coupled networks model. The upper layer is the business network layer regarded as an information ecosystem with multiple evolving agents. The lower layer is the underlying P2P communication layer to support communications. The two networks in the system are modelled...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.