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| Criterion |  Knowledge Modeling Event Modeling |  Operations Root Cause Analysis |  Domain Modeling EventStorming |  Operations Barrier Analysis |
|---|---|---|---|---|
Purposedifferent | Event Modeling connects business workflows with commands, events, and views into one coherent mental model. It helps design behavior, UI, and technical slices from the same underlying logic. | 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. | When a domain consists of many events, rules, and states, it creates a shared modeling space for the team. It bundles language, flows, and boundaries before domain knowledge fragments into siloed views. | 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. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 2-6 h | 1-4 h | 2-8 h | 2-4 h |
Participantsdifferent | 2-8 | 3-8 | 5-12 | 2-6 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Event Model, UI Flow, Commands, Read Models | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | Event Timeline, Ubiquitous Language, Boundaries, Open Questions | Barrier Inventory, Failure Analysis per Barrier, Action Backlog |
Tagsno overlap | EventsBlueprintDomain-Driven DesignBehavior | Root causeProblem solvingQualityIncident | Domain-Driven DesignEventsDiscoveryWorkshop | Root causeSafetyIncident |