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| Criterion |  Operations Kaizen Event |  Decision Making Delphi Method |  Operations After-Action Review |  Decision Making OODA Loop |
|---|---|---|---|---|
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 knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | 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. | In dynamic situations, decisions become outdated faster than they can be prepared. The OODA Loop holds observing, orienting, deciding, and acting together as a recurring rhythm so reaction does not slide into inertia. |
Complexitydifferent | Medium | High | Low | Medium |
Timedifferent | 0.5-5 Tage | 1-4 Wochen | 20-45 min | 15-60 min je Zyklus |
Participantsdifferent | 4-10 | 6-30 Experten | 3-12 | 1-8 |
Formatdifferent | Workshop | Async | Workshop + async | Workshop + async |
Outputdifferent | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Expert Forecast, Consensus Range, Assumption Notes | Lessons learned, Action items, Event summary | Situation Assessment, Decision Loop, Action Updates |
Tagsno overlap | LeanContinuous improvementOperations | ForecastingExpertsDecisionStrategy | LearningOperationsImprovement | DecisionChangeLearningStrategy |