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| Criterion |  Innovation Contradiction Analysis |  Operations A3 Problem Solving |  Innovation Double Diamond |  Operations Kaizen Event |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | 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. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 60-120 min | 45-90 min | Wochen bis Monate | 0.5-5 Tage |
Participantsdifferent | 2-8 | 2-5 | 3-12 | 4-10 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Contradiction Statement, Abstraction Notes, Solution Principles, Concept Ideas | A3 Report, Action Plan, Root Cause Analysis | Problem Statement, Solution Options, Prototypes, Deliverables per Phase | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update |
Tagsno overlap | ContradictionsInnovationProblem solving | LeanProblem solvingCoachingOperations | ProcessDivergenceInnovation | LeanContinuous improvementOperations |