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Selected:Contradiction AnalysisMorphological AnalysisATAM (Architecture Tradeoff Analysis Method)Reverse Brainstorming
| Criterion |  Innovation Contradiction Analysis |  Innovation Morphological Analysis |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Reverse Brainstorming |
|---|---|---|---|---|
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 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. | ATAM helps teams weigh architecture decisions when quality goals compete. The team considers business goals, stakeholder expectations, and technical decisions together. The evaluation shows which risks need further investigation. | For persistent errors or blockages, the method shifts the view to the opposite of the desired effect. It exposes the mechanics of failure and makes hidden causes easier to grasp. This makes improvement more concrete and the problem clearer. |
Complexitydifferent | Medium | Medium | High | Low |
Timedifferent | 60-120 min | 1-3 h | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min |
Participantsdifferent | 2-8 | 2-8 | Evaluation team, architects, and relevant stakeholders | 3-12 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Contradiction Statement, Abstraction Notes, Solution Principles, Concept Ideas | Morphological Box, Concept Combinations, Idea Shortlist | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Reverse Ideas, Risk Themes, Solution Ideas |
Tagsno overlap | ContradictionsInnovationProblem solving | IdeationInnovationCreativity | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingIdeationCreativityRisk |