This filter allows you to project a series of events (having a selected value for the selected global event attribute) onto only its first event.
- The input log is available.
- The input log has at least one global event attribute.
- The input log has at least one event.
At the top left, you can select the global event attribute. A the middle left, you can select the values for the selected attribute. An overview of the directly-follows relation for the values is shown on the right. At the bottom left, you can select whether to filter the selected values in (project series of events on the first) or out (project on events that would be removed if filtered in).