UE4 - Conceptual & Mental Models Conceptual Model...

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Conceptual & Mental Models User Designer Conceptual  Model Mental  Model System  model/image System Instantiated in Mental model of  mental model Invokes existing knowledge and/or Affordances guide action Test hypotheses
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Mental models User’s understanding (internal rep) of a system How to use the system (what to do next) (functional knowledge) What to do with unfamiliar systems or unexpected situations (how the system works) (Structural knowledge) People make inferences using mental models of how to carry out tasks Involves unconscious and conscious processes, where images and analogies are
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The UI Design Process User-Centered Design This material has been developed by Georgia Tech HCI faculty, and continues to evolve.  Contributors include Gregory Abowd,  Jim Foley, Diane Gromala, Elizabeth Mynatt, Jeff Pierce, Colin Potts, Chris Shaw, John Stasko, and Bruce Walker. Comments  directed to  foley@cc.gatech.edu  are encouraged. Permission is granted to use with acknowledgement for non-profit purposes.   Last revision:  January 2004.
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The Tao of UCD DESIGN IMPLEMENT EVALUATE
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UCD Nine-Step Overview 1. Understand constraints/context 2. User analysis 2. Task analysis 4. Function allocation 5. Define usability criteria 6. Design UI - including help and documentation 9. Release, update and maintain Req. Definition
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1. Define the Context Context: the “type” of uses, applications Life critical systems, applications Industrial, commercial, military, scientific, consumer Office, home, entertainment Exploratory, creative, cooperative General functionality of system
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UE4 - Conceptual & Mental Models Conceptual Model...

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