Spring 2026 Computer Science 4580. 4/8/2026

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Canvas Quiz of the Day (need daily password)

Most days, there will be a simple canvas quiz related to the lecture. You need a password to activate the quiz, which I will provide in class. These quizzes will count toward your class participation grade. The quiz is available only during class.

Click for today's quiz.

Announcements

  • Let us know if you have an upcoming event you would like to share with the class.

  • Yale Information Society Project Free lunch. This week.

  • Paul Graham who publishes essays about LISP and other stuff, like FAQs and RAQs.

  • We have another speaker today: Ben Fried Sign up in discussions if you wish to attend dinner. The cutoff is 5:30pm Monday, April 6th (the end of class today).

    Here are the applicants:

    1. Meghana Chamarty (missed Lipman)
    2. Andrei Onut
    3. Sam Meddin
    4. Andrew Savoie
    5. Omar Abdellall
    6. Samuel Lee
    7. Michael Ofodile
    8. Gio Martinez
    9. Yna Owusu
    10. Ephraim Akai-Nettey
    11. Yassin Mudawi
    12. Joanne Zhao (Vachon)
    13. Emma Slagle (Vachon)
    14. Olivia Ye (Niccolai)

    Meghana had been selected for the Lipman dinner, but could not make it. There are five more slots from numbers 2 through 11. 

    >>> l = list(range(2,12))
>>> l
[2, 3, 4, 5, 6, 7, 8, 9, 10, 11]
>>> random.shuffle(l)
>>> random.shuffle(l)
>>> random.shuffle(l)
>>> l
[3, 5, 11, 9, 2, 10, 6, 4, 8, 7]
    Here are the dinner winners:
    1. Meghana Chamarty
    2. Andrei Onut
    3. Sam Meddin
    4. Omar Abdellall
    5. Yna Owusu
    6. Yassin Mudawi (withdrew)
    Here are the alternates:
    1. Ephraim Akai-Nettey (promoted)
    2. Samuel Lee

  • Project presentations. Starting next week, we will have in class presentations for projects. You are not expected to have completed the project. It can be vaporware. If you are in a group, you have to present. Otherwise, individuals may present for extra credit. Send me an email indicating your interest and date preference (April 20, 22.) Here is the schedule so far:

    Monday April 20th

    Wednesday April 22nd

    Lecture

  • I have office hours Mondays and Wednesdays from 2:30-3:30pm pm, on zoom, id 459 434 2854.

    Assignments

    You can begin work on hw3.

    The Realm of Decisions

  • We shall explore Langer's mindlessness / mindfulness dichotomy for decision making. For the next class and the coming weeks: Give an example of an explanation you thought interesting because it was especially good or bad. It can be personal or from the news. Use the Discussions section of canvas (not Ed Discussion). You earn a quiz point by posting to Discussions. Try to analyze it along the mindless / mindful spectrum.

    Case-based Systems

    Case-Based Reasoning: A Research Paradigm Slade, 1990.

    CBR.html MOPs.

    Goals

  • Goals.html See english.
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