Introduction to HCI

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Introduction to HCI

• Thursday, March 5th

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For today . . .

• Weird stuff from my college roomie
• Set Phasers in Stun, Memento of Your Service,
  Molly Bigness and Matt Kivitz
• Discussion of Assignment 4 First Use Case
• Interface Video
• Moggridge Activity
• Windows Worst Case

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To get us off and running

• Some weird pictures that my college roomie sent me

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The Atomic Chef, Under the Radar

• Jason Kopelman
• and
• Ellis Berner

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Assignment 4

• First Use Case

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For this assignment . . .

• Pick 2 of the 3 personas you developed for
  assignment 2
• For each persona select 2 of the tasks you
  described in the task analysis
• Develop 4 uses cases (2 for each of 2 personas)
  

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Think about Olympic Diving

• When we go to judge your assignment, well be
  looking at
• Degree of difficulty
• Excellence of execution
• (Also value/reasonableness of the tasks you
  selected)

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There are a number of ways you can represent your
use case

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Essential (basic) Use Case (an ATM example)

• User Intention
• identify self
• 4. choose
• 6. dispense cash

• System Responsibility
• 2. verify identity
• 3. Offer choices
• 5. dispense cash

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Formal, Tabular Structure
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Structured Input, Processing, Output
First process steps
Last steps
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Pick one that works for you and that makes clear
(to us) what is going on.

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What questions do you have?

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An Interesting Interface Video

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Multi-Touch Interface(from a TED conference)

• http//youtube.com/watch?vUcKqyn-gUbY

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Thanks to a former student for this one.(No
sound, so you have to watch whats happening.)

• A flash simulation of a worst case version of
  windows, called Windows RG.
• http//www.youtube.com/watch?veiPVo0z6f3w

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When we get back from Spring Break . . .

• Well hear from Tim McMullen and Chris Babie,
  Safer than Safe
• First use case assignment is due after you get
  back

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Have a Great Break!!!