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| Criterion |  Innovation Morphological Analysis |  Innovation Contradiction Analysis |  Engineering Hypothesis-Driven Troubleshooting |  Innovation TRIZ |
|---|---|---|---|---|
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 a system should improve while another measure suffers as a result, the method makes the underlying conflict precisely formulable. It separates the desired effect from its side effect. This makes solutions possible that address the contradiction deliberately instead of half-heartedly. | When systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. | 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. |
Complexitydifferent | Medium | Medium | Medium | High |
Timedifferent | 1-3 h | 60-120 min | 30-240 min | 1-4 h |
Participantsdifferent | 2-8 | 2-8 | 1-6 | 2-8 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Morphological Box, Concept Combinations, Idea Shortlist | Contradiction Statement, Abstraction Notes, Solution Principles, Concept Ideas | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary | Contradiction Statement, Inventive Principles, Solution Concepts |
Tagsno overlap | IdeationInnovationCreativity | ContradictionsInnovationProblem solving | TroubleshootingProblem solvingDiagnosis | InnovationProblem solvingContradictionsCreativity |