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| Criterion |  Innovation Design Charrette |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Brainstorming |  Innovation Lotus Blossom |
|---|---|---|---|---|
Purposedifferent | In a tightly timed design process with many participants, the method pools several lines of thinking in a short time. It brings parallel design energy without letting the discussion tip into endless coordination. This quickly produces solid directions for architecture or space. | 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. |
Complexitydifferent | Medium | High | Low | Low |
Timedifferent | Halber Tag bis mehrere Tage | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min | 45-90 min |
Participantsdifferent | 10-50 | Evaluation team, architects, and relevant stakeholders | 4-12 | 3-10 |
Formatdifferent | Workshop | Workshop + async | Workshop | Workshop |
Outputdifferent | Sketches and Concepts, Consolidated Solution Sketch, Prioritized Direction | 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 |
Tagsno overlap | BrainstormingWorkshopCollaborationIdeation | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingIdeationCreativityWorkshopDivergence | BrainstormingIdeationCreativityDivergenceWorkshop |