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| Criterion |  Innovation Contradiction Analysis |  Operations ALPEN Method |  Operations Kepner-Tregoe |  Innovation TRIZ |
|---|---|---|---|---|
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. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. | For a disturbance that's hard to pin down, the method cleanly separates problem, cause, and decision. It reduces mixing when symptoms allow several interpretations. | 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 | Low | High | High |
Timedifferent | 60-120 min | 10-20 min daily | 2-8 h | 1-4 h |
Participantsdifferent | 2-8 | 1 | 2-8 | 2-8 |
Formatdifferent | Workshop | Async | Workshop + async | Workshop + async |
Outputdifferent | Contradiction Statement, Abstraction Notes, Solution Principles, Concept Ideas | Daily Plan, Time Estimates, Review Notes | Problem Analysis, Decision Analysis, Risk Plan | Contradiction Statement, Inventive Principles, Solution Concepts |
Tagsno overlap | ContradictionsInnovationProblem solving | PlanningTime managementProductivityOperations | Problem solvingRoot causeDecisionOperations | InnovationProblem solvingContradictionsCreativity |