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| Criterion |  Innovation Rolestorming |  Innovation Lotus Blossom |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Reverse Brainstorming |
|---|---|---|---|---|
Purposedifferent | When a search for ideas stalls, switching roles helps people step outside their own perspective and activate new logics of action. The method reduces habit because contributions arise from a different stance. This brings unfamiliar, often fitting solution approaches into play. | 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. | 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 | Low | Low | High | Low |
Timedifferent | 30-60 min | 45-90 min | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min |
Participantsdifferent | 3-12 | 3-10 | Evaluation team, architects, and relevant stakeholders | 3-12 |
Formatdifferent | Workshop | Workshop | Workshop + async | Workshop |
Outputdifferent | Rollenkarten, Ideenpool pro Rolle, Konsolidierte Shortlist | Lotus Diagram, Idea Themes, 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 | BrainstormingIdeationCreativity | BrainstormingIdeationCreativityDivergenceWorkshop | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingIdeationCreativityRisk |