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| Criterion |  Knowledge Modeling IBIS |  Innovation Lean Startup |  Architecture arc42 |  Decision Making Argument Mapping |
|---|---|---|---|---|
Purposedifferent | 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 uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | 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. | When statements, evidence, and counterarguments get mixed up, a debate quickly loses its structure. Argument Mapping breaks a thesis down into its reasoning and makes visible what it really rests on. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | 1-3 h | Wochen bis Monate je Lernzyklus | 1-2 Tage | 1-3 h |
Participantsdifferent | 2-8 | 2-8 | 1-4 | 1-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Issue Map, Positions, Argument Notes | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Architecture Document, Context View, Runtime View, Deployment View | Argument Map, Evidence Gaps, Decision Rationale |
Tagsno overlap | RationaleKnowledgeDecision | LeanStartupValidationMVP | ArchitectureDocumentationCommunication | SensemakingDecisionRationale |