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| Criterion |  Knowledge Modeling PARA Method |  Operations Barrier Analysis |  Product Discovery Assumption Mapping |  Operations 5 Whys |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | For a risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. |
Complexitydifferent | Medium | Medium | Medium | Low |
Timedifferent | 1-3 h Setup, laufend | 2-4 h | 45-60 min | 15-30 min |
Participantsdifferent | 1 | 2-6 | 2-8 | 2-6 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Assumption map, Test backlog, Risk ranking | Root cause notes, Countermeasures |
Tagsno overlap | KnowledgeProductivityOrganization | Root causeSafetyIncident | AssumptionsRiskExperimentsValidation | Root causeIncidentLeanProblem solving |