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| Criterion |  Innovation Morphological Analysis |  Engineering Hypothesis-Driven Troubleshooting |  Innovation Brainstorming |  Innovation Rapid Ideation |
|---|---|---|---|---|
Purposedifferent | 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 systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. | When a team faces an open question with many obvious directions, the method first creates breadth instead of premature commitment. It separates idea flow from evaluation and makes lines of thought visible, creating a pool for selection and further development. | When a decision needs to be prepared quickly, the method generates many solution-close variants in a short time. It deliberately relies on pace to undercut self-censorship and perfectionism. This quickly produces a usable field for prioritization and further work. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | 1-3 h | 30-240 min | 30-60 min | 5-20 min |
Participantsdifferent | 2-8 | 1-6 | 4-12 | 1-20 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Morphological Box, Concept Combinations, Idea Shortlist | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary | Idea pool, Theme clusters, Shortlist | Ideenpool, Roh-Shortlist, Cluster |
Tagsno overlap | IdeationInnovationCreativity | TroubleshootingProblem solvingDiagnosis | BrainstormingIdeationCreativityWorkshopDivergence | BrainstormingIdeationDivergenceSpeed |