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Selected:ARID (Active Reviews for Intermediate Designs)Root Cause AnalysisFamily Tree AnalysisRoot Cause Tree Analysis
| Criterion | ![]() Architecture ARID (Active Reviews for Intermediate Designs) | ![]() Operations Root Cause Analysis | ![]() Operations Family Tree Analysis | ![]() Operations Root Cause Tree Analysis |
|---|---|---|---|---|
Purposedifferent | 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 a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. | For a series of incidents with a similar pattern, the method arranges individual events as branches of a common origin. It makes visible which conditions keep recurring. | For a problem with several suspected causes, the method builds a causal structure instead of a mere list. It makes visible how causes connect and where the strongest points of leverage lie. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 2–4 h review as a planning range; preparation and evaluation additional | 1-4 h | 2-4 h | 1-3 h |
Participantsdifferent | Designers, developers as users, and facilitation | 3-8 | 2-6 | 2-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | Family Tree Diagram, Pattern Notes, Systemic Measures | Cause Tree, Evidence Notes, Countermeasures |
Tagsno overlap | ArchitectureEngineeringFeedbackValidationTasks | Root causeProblem solvingQualityIncident | Root causePatternsIncidentSystemic | Root causeTreeIncidentQuality |



