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| Criterion |  Architecture C4 Model |  Innovation Morphological Analysis |  Innovation Reverse Brainstorming |  Innovation Rolestorming |
|---|---|---|---|---|
Purposedifferent | The C4 Model makes a system legible across several resolution levels, from context down to code. It suits situations where different audiences need to understand the same architecture from different altitudes. | For a search for solutions with many degrees of freedom, a grid emerges for systematic combinations. The method separates features, variants, and exclusion criteria, so the space gets explored deliberately. | For persistent errors or blockages, the method shifts the view to the opposite of the desired effect. It exposes the mechanics of failure and makes hidden causes easier to grasp. This makes improvement more concrete and the problem clearer. | When a search for ideas stalls, switching roles helps people step outside their own perspective and activate new logics of action. The method reduces habit because contributions arise from a different stance. This brings unfamiliar, often fitting solution approaches into play. |
Complexitydifferent | Low | Medium | Low | Low |
Timedifferent | 1-4 h | 1-3 h | 30-60 min | 30-60 min |
Participantsdifferent | 1-5 | 2-8 | 3-12 | 3-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop |
Outputdifferent | Context Diagram, Container Diagram, Component Diagram | Morphological Box, Concept Combinations, Idea Shortlist | Reverse Ideas, Risk Themes, Solution Ideas | Rollenkarten, Ideenpool pro Rolle, Konsolidierte Shortlist |
Tagsno overlap | ArchitectureCommunicationVisualization | IdeationInnovationCreativity | BrainstormingIdeationCreativityRisk | BrainstormingIdeationCreativity |