Theoretical Foundations of Data Science I

DSC 40A, Spring 2025 at UC San Diego 👋

Spring 2025

SOLIS 104

TUE & THUR 5:00PM - 6:20PM

🧑‍🏫 Mon Mar 31: DISC No Section
🧑‍🏫 Tue Apr 1: MISC Sign Up for Campuswire - Code 8155; SUR Welcome Survey; LEC 1 Introduction to Modeling (LIVE)
blank filled; MISC Assign study groups; HW Homework 0 (not due!)
problems template solutions
🧑‍🏫 Thu Apr 3: LEC 2 Empirical Risk Minimization
blank filled recording; HOPS 1 How to Prove it!
problems solutions; HW Homework 1 Released (check Gradescope for due date)
problems template

🧑‍🏫 Mon Apr 7: DISC Groupwork 1 + Proofs
problems solutions
🧑‍🏫 Tue Apr 8: LEC 3 Comparing Loss Functions
blank filled recording; HOPS 2 Loss Functions & Risk
problems solutions
🧑‍🏫 Thu Apr 10: LEC 4 Simple Linear Regression
blank filled recording; HOPS 3 MSE vs MAE vs Huber
problems solutions; HW Homework 2 Released (check Gradescope for due date)
problems template code

🧑‍🏫 Mon Apr 14: DISC Groupwork 1 Review
walkthrough
🧑‍🏫 Tue Apr 15: DEMO Simple Linear Regression + Huber Loss; LEC 5 Simple Linear Regression, Continued
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🧑‍🏫 Thu Apr 17: HOPS 4 Simple OLS Regression
problems solutions; LEC 6 Dot Products and Projections
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🧑‍🏫 Mon Apr 21: DISC Groupwork 2A
problems filled solutions
🧑‍🏫 Tue Apr 22: HOPS 5 Regression & Linear Algebra
problems solutions; LEC 7 Orthogonal Projections
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🧑‍🏫 Thu Apr 24: HOPS 6 Regression in the Real World
problems code solutions; DEMO Demo 2 - Interaction Terms; LEC 8 Regression and Linear Algebra
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🧑‍🏫 Mon Apr 28: DISC Groupwork 2B
problems
🧑‍🏫 Tue Apr 29: HOPS 7 Feature Engineering + Normal Equations
problems data solutions; LEC 9 Multiple Linear Regression
blank filled recording; HW Homework 3 Released (check Gradescope for due date)
problems template
🧑‍🏫 Thu May 1: HOPS Midterm Review (last quarter's midterm); LEC 10 Feature Engineering, Gradient Descent
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🧑‍🏫 Mon May 5: DISC Midterm Review slides
🧑‍🏫 Tue May 6: HOPS 8 Gradient Descent
problems solutions; DEMO Loss Surface Navigation + Regularization; LEC 11 Gradient Descent, Continued
blank filled recording
🧑‍🏫 Thu May 8: EXAM Midterm Exam
study guide

🧑‍🏫 Mon May 12: DISC Midterm Post Mortem
🧑‍🏫 Tue May 13: HOPS 9 Gradient Descent Again data; LEC 12 Foundations of Probability
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🧑‍🏫 Thu May 15: LEC 13 Combinatorics
blank filled recording; DEMO Probability + Real World DS Practices

🧑‍🏫 Mon May 19: DISC Groupwork 3 slides
🧑‍🏫 Tue May 20: HOPS 10 Approaching Probability Problems; LEC 14 More Combinatorics Examples
blank filled recording
🧑‍🏫 Thu May 22: LEC 15 Bayes' Theorem and Independence
blank filled recording; HOPS 11 Combinatoric Problems

🧑‍🏫 Mon May 26: DISC Groupwork 4
🧑‍🏫 Tue May 27: LEC 16 Independence and Conditional Independence
blank filled recording; HOPS 12 Bayes Theorm vs Frequentist
🧑‍🏫 Thu May 29: LEC 17 Naïve Bayes
blank filled recording; DEMO Demo 6 - Multi-armed Bandit

🧑‍🏫 Mon Jun 2: DISC Final Review (Discussion Section)
🧑‍🏫 Tue Jun 3: LEC 18 More Naïve Bayes, Review
blank filled recording; HOPS 13 Naïve Bayes
🧑‍🏫 Thu Jun 5: LEC 19 Conclusion (LIVE); DEMO Demo K-Means Clustering