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Selected:ATAM (Architecture Tradeoff Analysis Method)PDCA CycleArchitecture Communication CanvasAssumption Mapping
| Criterion |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Operations PDCA Cycle |  Architecture Architecture Communication Canvas |  Product Discovery Assumption 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 an improvement that still has to prove itself in everyday work, the method runs it through small learning loops. It connects planning, checking, and standardization into a repeatable learning mode. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. |
Complexitydifferent | High | Low | Medium | Medium |
Timedifferent | Several meetings plus preparation and analysis; total effort depends on scope | 1 h bis mehrere Wochen | 60-120 min | 45-60 min |
Participantsdifferent | Evaluation team, architects, and relevant stakeholders | 1-8 | 2-8 | 2-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | PDCA Log, Experiment Plan, Learning Outcome, Standard Change | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Assumption map, Test backlog, Risk ranking |
Tagsno overlap | ArchitectureQualityRiskTradeoffsStakeholders | Continuous improvementLeanExperiments | ArchitectureCommunicationStakeholdersCanvas | AssumptionsRiskExperimentsValidation |