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| Criterion |  Product Discovery Learning Card |  Operations PDCA Cycle |  Operations Kaizen Event |  Product Discovery Fake Door Test |
|---|---|---|---|---|
Purposedifferent | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. | 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. | 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 demand is still unclear, it measures interest in a feature before it is built. It separates real behavior from polite agreement and deliberately keeps build effort small. |
Complexitydifferent | Low | Low | Medium | Medium |
Timedifferent | 25-40 min | 1 h bis mehrere Wochen | 0.5-5 Tage | 1-5 Tage |
Participantsdifferent | 1-5 | 1-8 | 4-10 | Nutzertraffic |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Async |
Outputdifferent | Learning Card with evidence and next action | PDCA Log, Experiment Plan, Learning Outcome, Standard Change | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Click Data, Interest Signal, Learning Decision |
Tagsno overlap | ExperimentsValidationDiscoveryLearning | Continuous improvementLeanExperiments | LeanContinuous improvementOperations | ValidationExperimentsDemandDiscovery |