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| Criterion |  Operations Kaizen Event |  Operations Gemba Walk |  Innovation Lean Startup |  Operations PDCA Cycle |
|---|---|---|---|---|
Purposedifferent | 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. | 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 uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | For an improvement that still has to prove itself in everyday work, the method runs it through small learning loops. It connects planning, checking, and standardization into a repeatable learning mode. |
Complexitydifferent | Medium | Low | Medium | Low |
Timedifferent | 0.5-5 Tage | 30-120 min | Wochen bis Monate je Lernzyklus | 1 h bis mehrere Wochen |
Participantsdifferent | 4-10 | 2-6 | 2-8 | 1-8 |
Formatdifferent | Workshop | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Observation Notes, Improvement Ideas | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | PDCA Log, Experiment Plan, Learning Outcome, Standard Change |
Tags1 shared | LeanContinuous improvementOperations | LeanObservationProcessOperations | LeanStartupValidationMVP | Continuous improvementLeanExperiments |