Architecting the Industrial Internet

Usage viewpoint

The usage viewpoint identifies the users, parties, and roles of the IIoT system, and how they will interact with it. The usage viewpoint describes the coordination of activities throughout the system and its components, or how the system will be used; it becomes the input for the system requirements, and guides the design, deployment, operations, and evolution of the system.

The usage viewpoint is primarily concerned with executing tasks. Tasks are performed by parties who assume operational roles and do the work of the system. Roles consist of capacities and privileges to execute tasks or functions in support of specific activities. A party is any autonomous agent, either human or automated, whose job it is it to execute ...