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| Criterion |  Agile Starfish Retrospective |  Innovation Lean Startup |  Product Discovery Assumption Mapping |  Agile Start Stop Continue |
|---|---|---|---|---|
Purposedifferent | When improvement options need to be sorted more finely than just start and stop, it brings observations into clear kinds of action. This makes visible what should be done more, less, newly, or continued. | 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. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | When a team wants to deliberately adjust its working behavior, it makes habits visible and assessable. It focuses on concrete changes instead of diffuse mood. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 45-90 min | Wochen bis Monate je Lernzyklus | 45-60 min | 30-60 min |
Participantsdifferent | 4-12 | 2-8 | 2-8 | 3-12 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Starfish Board, Practice Changes, Experiments | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Assumption map, Test backlog, Risk ranking | Start Stop Continue Board, Improvement Actions |
Tagsno overlap | RetrospectiveImprovementExperimentsTeam | LeanStartupValidationMVP | AssumptionsRiskExperimentsValidation | RetrospectiveImprovementTeamReflection |