olemus, UML-is:
tegevusskeemi variant, interaktsioonide juhtimisvoo skeem
= a form of activity diagram in which the nodes represent interaction diagrams

näiteid
http://www.conceptdraw.com/How-To-Guide/picture/diagrams-software-tools-for-design-uml-interaction-overview-diagram/UML-interaction-overview-diagram-System-authentication.png

https://duckduckgo.com/?q=%22interaction+overview+diagram%22&t=h_&iax=images&ia=images

ülevaateid
https://en.wikipedia.org/wiki/Interaction_overview_diagram

https://www.edrawmax.com/article/interaction-overview-diagram-uml.html

https://www.visual-paradigm.com/VPGallery/diagrams/InteractionOverviewDiagram.html

https://www.visual-paradigm.com/support/documents/vpuserguide/94/2587/7027_drawinginter.html

https://www.sparxsystems.com/enterprise_architect_user_guide/9.3/standard_uml_models/interactionoverviewdiagram.html