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| Criterion |  Facilitation Timeline |  Operations Gemba Walk |  Facilitation Open Space Technology |  Operations Kaizen Event |
|---|---|---|---|---|
Purposedifferent | When a project, incident, or change process is only remembered in fragments, Timeline brings the sequence back into a readable form. It makes turning points, precursors, and after-effects recognizable over the course of time. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. | When a complex topic does not yet have a fitting agenda, Open Space Technology hands topic ownership back to the participants. The format suits questions that only move forward when real interest determines the order. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. |
Complexitydifferent | Low | Low | High | Medium |
Timedifferent | 30-90 min | 30-120 min | 0.5-2 Tage | 0.5-5 Tage |
Participantsdifferent | 2-12 | 2-6 | 20-500+ | 4-10 |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop |
Outputdifferent | Timeline, Milestones, Insight Notes | Observation Notes, Improvement Ideas | Session Marketplace, Proceedings, Action Topics | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update |
Tagsno overlap | TimelineFacilitationSequence | LeanObservationProcessOperations | FacilitationLarge groupAutonomy | LeanContinuous improvementOperations |