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| Criterion |  Knowledge Modeling Shape-First Modeling |  Architecture arc42 |  Product Discovery Learning Card |  Product Discovery MVP Test Matrix |
|---|---|---|---|---|
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. | arc42 structures architecture knowledge so teams can document system, decisions, and risks consistently. The template builds a living understanding of the architecture instead of scattered notes. | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. | When several minimal variants compete to answer the same question, it makes comparing and choosing between them cleaner. It separates problem, assumption, solution, and evidence. The result is captured as a Test Matrix and a Test Plan. |
Complexitydifferent | Medium | Low | Low | Medium |
Timedifferent | Halber Tag pro Domain Slice | 1-2 Tage | 25-40 min | 45-75 min |
Participantsdifferent | 1-4 | 1-4 | 1-5 | 2-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | SHACL or ShEx Shapes, Validation Reports, Data Contracts, Shape Documentation | Architecture Document, Context View, Runtime View, Deployment View | Learning Card with evidence and next action | Test Matrix, Test Plan |
Tagsno overlap | Knowledge graphValidationSemantic | ArchitectureDocumentationCommunication | ExperimentsValidationDiscoveryLearning | ExperimentsValidationDiscoveryOptions |