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Conceptual modelling can be done in many ways. As a
- free sketch or
- Rich Picture
- Mind Map
- Synopsis
- functional/process modelling or
- IDEF0 (Data flow models. Functional models from Structured Analysis and Design Technique, SADT, function/activity decomposotion)
- Yourdon Data Flow Diagram.
- directed towards form/product/structure/geometric modelling or
- IDEF1/X (Information models, entity-relation-attribute)
- E-R models (Entity-Relationship)
- NIAM (Nijsen's Information Analysis Model), 1977
(entity and atributes are nested)
- EXPRESS (-G)
- as a combination of process and product modelling
- UML, Unified Modelling Language.
- Contextual Design
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