Learning, Memory and Attention - HCI - EPFL

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Design metaphors • Use metaphors that match user's mental models desktop metaphor for office workers paintbrush metaphor for artists... • Design a website that is similar to its kind (e.g., <strong>EPFL</strong>’s website is very different from other university websites; if it’s not well done, it is a disadvantage) • Choose the metaphor close to the way the system works Prof. Dr. Pearl Pu 6
Design metaphors • Ensure emotional tone is appropriate to users - e.g. file deletion metaphors ‣ Trashcan ‣ Black hole ‣ Paper shredder ‣ Pit bull terrier ‣ Nuclear disposal unit... Slide adapted from Saul Greenberg <strong>and</strong> Marti Hearst Prof. Dr. Pearl Pu 7
Page 1 and 2: School of Computer and Communicatio
Page 3 and 4: Learning • Acquiring - New concep
Page 5: Minimize learning by metaphors •
Page 9 and 10: Metaphors continued • Caveat - Me
Page 11 and 12: Metaphors continued • Caveat - Me
Page 13 and 14: Small exercises • Design a set of
Page 15 and 16: Prof. Dr. Pearl Pu 13
Page 17 and 18: Consistency of screens (display ine
Page 19 and 20: Still on learning • Model of how
Page 21 and 22: Acquisition of cognitive skills •
Page 23 and 24: Experts: solve large chunks of prob
Page 25 and 26: Tdoff: power tools vs. loss of cont
Page 27 and 28: Example 2 : design tools for kitche
Page 29 and 30: Intermittent users • Intermittent
Page 31 and 32: Frequent users • Frequent and exp
Page 33 and 34: Memory: is what people forget with
Page 35 and 36: Recog. vs. recall • Ask users to
Page 37 and 38: Minimize user’s memory load • D
Page 39 and 40: Where we are • Model of how our m
Page 41 and 42: Techniques for getting attention
Page 43 and 44: GET users’ ATTENTION judiciously
Page 45 and 46: Use of fonts • Use no more than f
Page 47 and 48: Background colors • Background of
Page 49 and 50: Background colors • Consider colo
Page 51 and 52: Allocation of attention • On the
Page 53 and 54: Routinized tasks • A routine task
Page 55 and 56: ! Humans can do one problem-solving
Page 57:
Consequence to interface design •
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Learning, Memory and Attention - HCI - EPFL

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