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| Criterion |  Engineering Hypothesis-Driven Troubleshooting |  Innovation TRIZ |  Operations Gemba Walk |  Innovation Double Diamond |
|---|---|---|---|---|
Purposedifferent | 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. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. | For complex problems with a fuzzy situation, the method cleanly separates search space and decision. It first creates breadth in understanding and then focus in elaboration. This brings open questions, problem definition, and solution path into a traceable movement. |
Complexitydifferent | Medium | High | Low | Medium |
Timedifferent | 30-240 min | 1-4 h | 30-120 min | Wochen bis Monate |
Participantsdifferent | 1-6 | 2-8 | 2-6 | 3-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary | Contradiction Statement, Inventive Principles, Solution Concepts | Observation Notes, Improvement Ideas | Problem Statement, Solution Options, Prototypes, Deliverables per Phase |
Tagsno overlap | TroubleshootingProblem solvingDiagnosis | InnovationProblem solvingContradictionsCreativity | LeanObservationProcessOperations | ProcessDivergenceInnovation |