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Criterion
Paper illustration for CATWOE Analysis.
Systems Thinking
CATWOE Analysis
Design sheets and interface cards connect to jointly written pseudocode with highlighted unresolved questions.
Architecture
ARID (Active Reviews for Intermediate Designs)
Paper illustration of a calm four-quadrant Assumption Map with hypothesis cards and emphasis on important assumptions with little evidence.
Product Discovery
Assumption Mapping
Paper illustration: scenarios and architectural decisions are connected to identified risks.
Architecture
ATAM (Architecture Tradeoff Analysis Method)
Purposedifferent
CATWOE structures a problem from six viewpoints and prevents too narrow a view of the situation. Different experiences of the system become comparably discussable this way.ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification.When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first.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.
Complexitydifferent
MediumMediumMediumHigh
Timedifferent
45-90 min2–4 h review as a planning range; preparation and evaluation additional45-60 minSeveral meetings plus preparation and analysis; total effort depends on scope
Participantsdifferent
3-8Designers, developers as users, and facilitation2-8Evaluation team, architects, and relevant stakeholders
Formatsame
Workshop + asyncWorkshop + asyncWorkshop + asyncWorkshop + async
Outputdifferent
CATWOE Canvas, Root Definition, Stakeholder Perspectives, ConstraintsPrioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisionsAssumption map, Test backlog, Risk rankingPrioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations
Tagsno overlap
Systems thinkingFramingStakeholders
ArchitectureEngineeringFeedbackValidationTasks
AssumptionsRiskExperimentsValidation
ArchitectureQualityRiskTradeoffsStakeholders
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