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| Criterion | ![]() Knowledge Modeling Shape-First Modeling | ![]() Operations Barrier Analysis | ![]() Operations 5 Whys | ![]() Operations 8D Problem Solving |
|---|---|---|---|---|
Purposedifferent | Shape-First Modeling defines data quality through shapes before implementation or integration frays at the edges. The approach fits when validation and data contracts should be part of the design from the start. | 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. | 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. | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. |
Complexitydifferent | Medium | Medium | Low | High |
Timedifferent | Halber Tag pro Domain Slice | 2-4 h | 15-30 min | 1-6 Wochen |
Participantsdifferent | 1-4 | 2-6 | 2-6 | 4-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | SHACL or ShEx Shapes, Validation Reports, Data Contracts, Shape Documentation | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Root cause notes, Countermeasures | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan |
Tagsno overlap | Knowledge graphValidationSemantic | Root causeSafetyIncident | Root causeIncidentLeanProblem solving | QualityProblem solvingRoot cause |



