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Selected:ATAM (Architecture Tradeoff Analysis Method)BrainstormingLotus BlossomReverse Brainstorming
| Criterion |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Brainstorming |  Innovation Lotus Blossom |  Innovation Reverse Brainstorming |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | When a central question feels too large, the method breaks it into neighboring topic fields with their own depth of ideation. It holds structure and openness at the same time, so adjacent perspectives don't get lost. This grows an idea space out of a core problem. | 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 | High | Low | Low | Low |
Timedifferent | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min | 45-90 min | 30-60 min |
Participantsdifferent | Evaluation team, architects, and relevant stakeholders | 4-12 | 3-10 | 3-12 |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop |
Outputdifferent | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Idea pool, Theme clusters, Shortlist | Lotus Diagram, Idea Themes, Shortlist | Reverse Ideas, Risk Themes, Solution Ideas |
Tagsno overlap | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingIdeationCreativityWorkshopDivergence | BrainstormingIdeationCreativityDivergenceWorkshop | BrainstormingIdeationCreativityRisk |