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Published byMyles Horn Modified over 9 years ago
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By, Robert Larmore Lisa Paul Palathingal 02/20/2014
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Iterative, evaluation-centered, UX lifecycle template Iterative Process: All or part is repeated for the purpose of exploring, fixing or refining a design Lifecycle: Structured framework consisting of a series of stages and corresponding activities 2
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1) Analyze 2) Design 3) Implement 4) Evaluate 5
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1) Analyze 2) Design 3) Implement 4) Evaluate 6
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Analyze: Understanding the business domain, user work and user needs Sub-activities: Contextual Inquiry Contextual analysis Extracting requirements Synthesizing design-informing models 7
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1) Analyze 2) Design 3) Implement 4) Evaluate 8
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Design: Creating conceptual design, interaction behavior, and look and feel Sub-activities: Design ideation and sketching Mental models and conceptual design Design production 9
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1) Analyze 2) Design 3) Implement 4) Evaluate 10
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Implement: Prototyping Types: Vertical Horizontal T Local 11
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1) Analyze 2) Design 3) Implement 4) Evaluate 12
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Evaluate: Verifying and refining interaction design Methods: Rapid evaluation Fully rigorous 13
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Activities can overlap Objective: Move forward to production 15
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Team must be able to decide: When to leave an activity Where to go after any given activity When to revisit a previous process activity When to stop making transitions and proceed to production 16
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Answers depend on transition criterion: Whether designers have met the goals and objectives Whether there are adequate resources (time and budget) remaining to continue 17
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Factors: Risk tolerance Project goals Project resources Type of system being designed Stage of progress within project 18
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Risk: Things going wrong Features or requirements being missing Not meeting needs of users The less tolerance for risks, the more need for rigor and completeness in the process 19
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Resources: Budget Schedule Person Power 20
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Practitioners with extensive experience need less rigorous process 21
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Type of system being designed: Example: mp3 player vs. air traffic control system Stage of progress within project: Early stage: Analysis Later stage: Evaluation 22
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About elaborateness of user actions to accomplish tasks in the system 25
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Low interaction complexity: smaller, easier tasks Example: ordering flowers from a Website High interaction complexity: larger, more difficult tasks requires special skills or training Example: manipulating a color image with Adobe Photoshop 26
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