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| Criterion |  Innovation Design Thinking |  Innovation Lean Startup |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Architecture Risk Storming |
|---|---|---|---|---|
Purposedifferent | For complex user problems with an uncertain cause, the method connects observation, interpretation, and experiment into a learning cycle. It keeps the focus on real needs and avoids premature solution language. This produces robust decisions for product and service. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | 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. | Helps clarify architecture context, options, and consequences in concrete terms. It organizes technical context, alternatives, and consequences. The result is captured as an Annotated Diagram, a Prioritized Risk List, and an Action Backlog. |
Complexitydifferent | High | Medium | High | Low |
Timedifferent | 1 Tag bis mehrere Wochen | Wochen bis Monate je Lernzyklus | Several meetings plus preparation and analysis; total effort depends on scope | 60-90 min |
Participantsdifferent | 4-10 | 2-8 | Evaluation team, architects, and relevant stakeholders | 4-12 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Problem Statement, Prototype, Test Learnings | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Annotated Diagram, Prioritized Risk List, Action Backlog |
Tagsno overlap | InnovationPrototypeResearch | LeanStartupValidationMVP | ArchitectureQualityRiskTradeoffsStakeholders | RiskArchitectureWorkshopValidation |