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| Criterion |  Operations A3 Problem Solving |  Innovation Contradiction Analysis |  Innovation Rapid Ideation |  Innovation Brainstorming |
|---|---|---|---|---|
Purposedifferent | 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. | 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 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. | 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. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | 45-90 min | 60-120 min | 5-20 min | 30-60 min |
Participantsdifferent | 2-5 | 2-8 | 1-20 | 4-12 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Contradiction Statement, Abstraction Notes, Solution Principles, Concept Ideas | Ideenpool, Roh-Shortlist, Cluster | Idea pool, Theme clusters, Shortlist |
Tagsno overlap | LeanProblem solvingCoachingOperations | ContradictionsInnovationProblem solving | BrainstormingIdeationDivergenceSpeed | BrainstormingIdeationCreativityWorkshopDivergence |