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| Criterion |  Innovation Reverse Brainstorming |  Innovation Rapid Ideation |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Crazy 8s |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | 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. | With only a few minutes available and a still-fuzzy solution search, the method forces a wide range of variants. It produces fast sketches before the first idea can settle in, making different directions directly comparable and open to further development. |
Complexitydifferent | Low | Low | High | Low |
Timedifferent | 30-60 min | 5-20 min | Several meetings plus preparation and analysis; total effort depends on scope | 8-15 min |
Participantsdifferent | 3-12 | 1-20 | Evaluation team, architects, and relevant stakeholders | 1-10 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Reverse Ideas, Risk Themes, Solution Ideas | Ideenpool, Roh-Shortlist, Cluster | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Sketch Set, Idea Shortlist, Direction Options |
Tagsno overlap | BrainstormingIdeationCreativityRisk | BrainstormingIdeationDivergenceSpeed | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingSketchingSpeedDivergenceDesign sprint |