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Selected:ATAM (Architecture Tradeoff Analysis Method)Red TeamingArchitecture Inception CanvasAlignment Mapping
| Criterion |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Decision Making Red Teaming |  Architecture Architecture Inception Canvas |  Facilitation Alignment Mapping |
|---|---|---|---|---|
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. | For strategic decisions with high reach, agreement and gut feeling are often not enough. Red teaming brings deliberate opposition into the situation and tests where a plan breaks under real counterarguments. | The Architecture Inception Canvas bundles the first architecture questions into a compact decision picture. It fits when an initiative is still in motion but still needs clear guardrails. | When several people work toward one goal but hold different mental maps, Alignment Mapping makes the discrepancies visible. It arranges goals, assumptions, and priorities so shared direction becomes verifiable. |
Complexitydifferent | High | High | Low | Medium |
Timedifferent | Several meetings plus preparation and analysis; total effort depends on scope | 1-4 h | 1-2 h | 1-2 h |
Participantsdifferent | Evaluation team, architects, and relevant stakeholders | 3-8 | 3-8 | 4-12 |
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 | Challenge Findings, Risk Register, Mitigation Plan | Inception Canvas, Risks, Goal List, Open Questions | Alignment Map, Open Issues, Decision Questions |
Tagsno overlap | ArchitectureQualityRiskTradeoffsStakeholders | RiskDecisionSensemaking | AlignmentArchitectureCanvas | AlignmentStakeholdersStrategyFacilitation |