Requirements Specification of the Vertical Industrial Use Case ... - IKS

28 / 196Deliverable 2.3: Requirements Specification for the Vertical Industrial Use Case2.3 IKS Actor Model for Requirements CaptureThis section gives an overview of the involved actors. An actor is a role that is associatedwith the execution of a use case. Each use case is associated with at least one actor thatdrives the use case. Actors can be human users that interact with the system or technicalactors like a service that performs a use case.Actors can be refined to express that one actor is a specialized role of another actor. Forexample, the actor CMS user is the common super actor for all specialized actors that areCMS users but also have specialized roles like a content consumer or a content creator.Figure 16 gives an overview of all used actors and their relationships.Figure 16: Actors overviewActor Short name Description© IKS Consortium2010