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10 Information Processing Part1
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10 Information Processing Part1

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Transcript

  • 1. INFORMATION PROCESSING
    • Lauralee Flores, M.S.
  • 2. LECTURE OVERVIEW
    • Human Considerations (PART 1)
      • Model Human Processor (Fitt’s Law)
      • Memory
      • Vision & Color (stroop effect, color blindness)
    • Design Considerations (PART 2)
      • Affordances
      • Natural Mapping
      • Mental Models
      • Feedback
      • Simplicity
      • Consistency
    • Prototyping (PART 3)
      • Paper & Wizard-of-Oz Prototyping
  • 3. HUMAN CONSIDERATIONS
  • 4. HUMAN PROCESSOR
    • Human as a machine
    • Fitts’ Law
    • Applications
      • Button size
      • Button location
      • Menu types (hierarchical, linear, pie)
  • 5. INFORMATION PROCESSING
  • 6. MEMORY
    • Short term memory (working memory)
      • 7+/-2 chunks bits
      • Decays rapidly (~7 s)
      • Rehearsal & Interference
      • Visual Information (iconic memory)
        • Encodes – physical image
        • Decay – ~200 ms
      • Auditory Information (echoic memory)
        • Encodes – physical sound
        • Size – 7+/-2 words
        • Decay – ~1500 ms
  • 7. COLOR – EYE
  • 8. COLOR
    • Limitations of Human vision
      • Color blindness
    • Use redundant communication
    • Use few colors
    • Avoid saturated colors
    • Be consistent
    • Match expectations