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| Criterion |  Operations Gemba Walk |  Operations A3 Problem Solving |  Facilitation Barcamp |  Operations After-Action Review |
|---|---|---|---|---|
Purposedifferent | 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. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | When many people can contribute knowledge and the flow should stay open, Barcamp provides a framework for self-organized sessions. The format channels energy without defining the content too narrowly in advance. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 30-120 min | 45-90 min | Halber Tag bis 2 Tage | 20-45 min |
Participantsdifferent | 2-6 | 2-5 | 15-200 | 3-12 |
Formatdifferent | Workshop | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Observation Notes, Improvement Ideas | A3 Report, Action Plan, Root Cause Analysis | Session Board, Session Notes, Community Learnings | Lessons learned, Action items, Event summary |
Tagsno overlap | LeanObservationProcessOperations | LeanProblem solvingCoachingOperations | FacilitationLarge groupLearning | LearningOperationsImprovement |