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| Criterion |  Systems Thinking Future Reality Tree |  Innovation Reverse Brainstorming |  Innovation Morphological Analysis |  Innovation Lotus Blossom |
|---|---|---|---|---|
Purposedifferent | A Future Reality Tree shows how desired actions are meant to lead to a better system state. The method checks whether a path of change holds together logically before time flows into implementation. | For persistent errors or blockages, the method shifts the view to the opposite of the desired effect. It exposes the mechanics of failure and makes hidden causes easier to grasp. This makes improvement more concrete and the problem clearer. | For a search for solutions with many degrees of freedom, a grid emerges for systematic combinations. The method separates features, variants, and exclusion criteria, so the space gets explored deliberately. | When a central question feels too large, the method breaks it into neighboring topic fields with their own depth of ideation. It holds structure and openness at the same time, so adjacent perspectives don't get lost. This grows an idea space out of a core problem. |
Complexitydifferent | High | Low | Medium | Low |
Timedifferent | 2-4 h | 30-60 min | 1-3 h | 45-90 min |
Participantsdifferent | 3-8 | 3-12 | 2-8 | 3-10 |
Formatdifferent | Workshop | Workshop | Workshop + async | Workshop |
Outputdifferent | Future Reality Tree, Negative Branches, Assumption List, Improved Injections | Reverse Ideas, Risk Themes, Solution Ideas | Morphological Box, Concept Combinations, Idea Shortlist | Lotus Diagram, Idea Themes, Shortlist |
Tagsno overlap | Theory of ConstraintsSystems thinkingChange | BrainstormingIdeationCreativityRisk | IdeationInnovationCreativity | BrainstormingIdeationCreativityDivergenceWorkshop |