loyola CS 774 - HCI Design Process (16 pages)

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HCI Design Process



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HCI Design Process

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Lecture Notes


Pages:
16
School:
Loyola University
Course:
Cs 774 - Human-Computer Interaction

Unformatted text preview:

HCI Design Process CS774 Human Computer Interaction Spring 2004 HCI Design and Creativity Design is a creative act No algorithm fixed recipe for success Blank canvas block Takes courage to make choices HCI Process models set stage for creative acts Help get past BCB Help find and correct mistakes Make it easier to dare to try and try again CS774 Spring 2004 Kai s Power Tools CS774 Spring 2004 Key Idea User Centered Design Focus is on user goals and tasks Focus is not on Technology Programmer Organizational priorities Software engineering lite More user interface analysis 37 less programming More emphasis on documenting HCI not code CS774 Spring 2004 Shneiderman s Three Pillars of Design Successful User Interfaces Guidelines Documents Process Theories Models User interface software and tools Algorithms Prototypes Academic Research CS774 Spring 2004 Expert reviews and usability testing Controlled Experiments Our Design Activities Establish process Task analysis Interface design Evaluation LUCID process model Ethnographic observation Scenario development Guideline development Prototyping Heuristic expert evaluation Usability testing GOMS KLM analysis CS774 Spring 2004 Logical User Centered Interactive Methodology LUCID Who Cognetics http www cognetics com Dr Charles Kreitzberg What An integrated process model for design A mix of academic and corporate priorities Why Early attention to users early in analysis pays off CS774 Spring 2004 LUCID DTUI version Stage 1 Develop product concept Stage 2 Perform research and needs analysis Stage 3 Design concepts and key screen prototype Stage 4 Do iterative design and refinement Stage 5 Implement software Stage 6 Provide rollout assistance CS774 Spring 2004 Work along Worksheet Rough version of LUCID steps For group to fill out as we go along in class Everyone has they own copy for speed Intentionally speeded force you to choose quickly reduce inhibitions blocking Choose most likely topic of group project or any you wish no



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