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| Criterion |  Operations A3 Problem Solving |  Agile Starfish Retrospective |  Innovation TRIZ |  Agile Start Stop Continue |
|---|---|---|---|---|
Purposedifferent | 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 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 technical contradictions or trade-offs, the method looks for solutions that resolve opposing requirements at the same time. It translates limits into an explicit picture of conflict that becomes workable. This produces not just compromises but more elegant principles. | 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 | Medium | Low | High | Low |
Timedifferent | 45-90 min | 45-90 min | 1-4 h | 30-60 min |
Participantsdifferent | 2-5 | 4-12 | 2-8 | 3-12 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Starfish Board, Practice Changes, Experiments | Contradiction Statement, Inventive Principles, Solution Concepts | Start Stop Continue Board, Improvement Actions |
Tagsno overlap | LeanProblem solvingCoachingOperations | RetrospectiveImprovementExperimentsTeam | InnovationProblem solvingContradictionsCreativity | RetrospectiveImprovementTeamReflection |