Abstract: System of systems architecture (SoSA ... while research on functionality is scarce. In order to assess SoSA functionality, an extended influence diagram (EID) is developed in this paper.

UML can help you document your system architecture ... A class diagram shows the blueprint of your system, and how the classes collaborate to achieve the system functionality.

System architecture ... non-functional requirements such as performance, security, and reliability. Visual representations like UML (Unified Modeling Language), ERD (Entity-Relationship Diagram ...