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| Criterion |  Knowledge Modeling Feynman Technique |  Operations Root Cause Analysis |  Knowledge Modeling IBIS |  Operations 5 Whys |
|---|---|---|---|---|
Purposedifferent | The Feynman Technique checks understanding by explaining a topic so that it stays easy for others to understand. It makes knowledge gaps visible before they become costly in everyday work. | 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. | IBIS structures thinking about complex questions as a sequence of issues, ideas, and arguments. The method keeps discussions open without forcing them into premature consensus. | 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 | Low | Medium | Medium | Low |
Timedifferent | 20-60 min | 1-4 h | 1-3 h | 15-30 min |
Participantsdifferent | 1 | 3-8 | 2-8 | 2-6 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Plain-language Explanation, Knowledge Gaps, Study Notes | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | Issue Map, Positions, Argument Notes | Root cause notes, Countermeasures |
Tagsno overlap | LearningKnowledgeUnderstanding | Root causeProblem solvingQualityIncident | RationaleKnowledgeDecision | Root causeIncidentLeanProblem solving |