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Selected:Polarity MappingAssumption SurfacingATAM (Architecture Tradeoff Analysis Method)Assumption Mapping
| Criterion |  Systems Thinking Polarity Mapping |  Decision Making Assumption Surfacing |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Product Discovery Assumption Mapping |
|---|---|---|---|---|
Purposedifferent | Polarity Mapping makes tensions between two opposing poles tangible, such as standardization and adaptation or control and autonomy. The method guards against making apparent either-or decisions prematurely. | Plans often contain assumptions that were never openly stated and remain dangerous precisely because of that. Assumption Surfacing makes these silent premises visible and prioritizes which of them carry the initiative or could sink it. | 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 assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. |
Complexitydifferent | Medium | Low | High | Medium |
Timedifferent | 1-2 h | 45-90 min | Several meetings plus preparation and analysis; total effort depends on scope | 45-60 min |
Participantsdifferent | 3-12 | 2-8 | Evaluation team, architects, and relevant stakeholders | 2-8 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Polarity Map, Warning Signs, Balance Actions | Assumption List, Critical Assumptions, Learning Plan | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Assumption map, Test backlog, Risk ranking |
Tagsno overlap | Systems thinkingTradeoffsLeadership | AssumptionsRiskDecisionDiscovery | ArchitectureQualityRiskTradeoffsStakeholders | AssumptionsRiskExperimentsValidation |