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Selected:SAAM (Software Architecture Analysis Method)RAPID3-Circle Venn DiagramDecision Rights Mapping
| Criterion |  Architecture SAAM (Software Architecture Analysis Method) |  Decision Making RAPID |  Facilitation 3-Circle Venn Diagram |  Decision Making Decision Rights Mapping |
|---|---|---|---|---|
Purposedifferent | SAAM helps teams judge an architecture’s suitability for selected tasks and changes. It is particularly useful for examining modifiability and comparing architecture alternatives with clear reasoning. | In complex management decisions, clarity is often missing about who recommends, who agrees, and who makes the decision. RAPID creates this assignment and stabilizes decisions across several levels. | When three perspectives matter at the same time, a Three-Circle Venn Diagram shows the overlaps and remainders precisely. It makes visible where shared effect arises and where only a partial perspective applies. | In organizations with many stakeholders, it often blurs who actually decides and who is merely consulted. It separates options, evaluation criteria, and open risks. The result is captured as a Decision Rights matrix and an agreement. |
Complexitydifferent | High | Medium | Low | Medium |
Timedifferent | Preparation, scenario analysis, and findings review; effort depends on scope | 45-90 min | 15-45 min | 90-180 min |
Participantsdifferent | Architecture experts and stakeholders for scenarios and weighting | 3-12 | 2-8 | 4-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Domain functions mapped to components and connections, Quality attributes and evaluation criteria, Typical tasks and their effects on the architecture, Reasoned evaluation or comparison of alternatives | RAPID Role Map, Recommendation, Decision Log | Venn Diagram, Overlap Notes, Differentiators | Decision Rights Matrix, Agreement |
Tagsno overlap | ArchitectureChangeAnalysisComparisonQuality | DecisionRolesGovernance | ComparisonFacilitationAlignment | DecisionGovernanceAlignmentResponsibility |