Cross-Team Velocity Chart displays advanced aggregated velocity analytics of completed and active sprints for several Scrum boards and, therefore, several teams.
Cross-Team Velocity Chart answers the following questions:
What is the productivity trend for a set of teams?
How does a set of teams deliver on its sprint commitment?
To what extent sprint’s scope is subject to change?
Use it as one of gadgets on your Jira Dashboard.
This chart type only makes sense when all teams have aligned their estimations. That means that one story point is the same across all teams to be analyzed on this chart.
https://brokenbuild.atlassian.net/wiki/spaces/VEL/pages/3133112321 article gives the essential information on how to configure and read Cross-Team Velocity Chart.
Refer https://brokenbuild.atlassian.net/wiki/spaces/VEL/pages/3131179293 article if you don’t know how to add “Cross-Team Velocity Chart” gadget to your Jira Dashboard.
However, the articles below use Team Velocity Chart for the explanation, concepts and configuration are common for all types of velocity charts, including Cross-Team Velocity Chart:
https://brokenbuild.atlassian.net/wiki/spaces/~503243278/pages/3130753025/Chart+configuration#Cross-Team-Velocity-Chart-configuration explains the chart configuration, particularly each setting.