Theoretical Foundations of Data Science I

DSC 40A, Winter 2024 at UC San Diego

Final seat has been posted, please find it Here. This time it is sorted in alphabetical order of your first name. If you could not find your name in the seating chart, please wait near the podium similar to last time. Please note that the final is optional.

Aobo Li

Aobo Li
he/him

liaobo77@ucsd.edu

Lecture: MWF 1:00pm to 1:50pm in Mandeville B-202

Week 1 – Loss Functions and Empirical Risk Minimization

Jan 8

LEC 1 Learning from Data ✏️

DISC Groupwork 1 Solution

Jan 10

LEC 2 Minimizing Mean Absolute Error ✏️

SURV Welcome Survey

Jan 12

LEC 3 Mean Squared Error and Empirical Risk Minimization ✏️

Week 2 – Gradient Descent

Jan 15

Martin Luther King, Jr. Holiday

no lecture

DISCGroupwork 2 Solution (not graded, no need to turn it in)

Jan 17

LEC 4 ERM, Center and Spread ✏️

📖 12-16 + 📖

HW 1 Homework 1 Solution

Jan 19

LEC 5 Gradient Descent ✏️

Week 3 – Simple Linear Regression

Jan 22

LEC 6 Gradient Descent in Action ✏️ 👩‍💻

DISC Groupwork 3 Solution

Jan 24

LEC 7 Linear Prediction Rules ✏️

HW 2 Homework 2 Solution

Jan 26

LEC 8 Simple Linear Regression ✏️

Week 4 – Multiple Linear Regression

Jan 29

LEC 9 Regression in Action and Linear Algebra Review ✏️ 👩‍💻

DISC Groupwork 4 Solution

Jan 31

LEC 10 Regression via Linear Algebra ✏️ 👩‍💻

HW 3 Homework 3 Solution

Feb 2

LEC 11 The Normal Equations ✏️

Week 5 – Clustering

Feb 5

LEC 12 Multiple Linear Regression and Feature Engineering ✏️ 👩‍💻

DISC Midterm 1 Prep: Mock Exam

Feb 7

LEC 13 Feature Engineering, Clustering ✏️ 👩‍💻

Feb 9

EXAM Midterm 1 (during lecture) 📝💫⭐️✨

EXAM Midterm 1 Midterm 1 Solution

Week 6 – Probability and Combinatorics

Feb 12

LEC 14 Clustering 👩‍💻 ✏️ 🌋

DISC Groupwork 5

Feb 14

LEC 15 Foundations of Probability ✏️

Feb 16

LEC 16 Conditional Probability, Sequences and Permutations ✏️

HW 4 Homework 4 Solution

Week 7 – More Probability and Combinatorics

Feb 19

Presidents’ Day Holiday

Feb 21

LEC 17 Sequences, Permutations, and Combinations ✏️

HW 5 Homework 5 Solution

Feb 23

LEC 18 ✏️ Probability and Combinatorics Examples

Week 8 – Independence

Feb 26: LEC 19 More Probability and Combinatorics Examples ✏️ :Poker: Problems 4, 5, 6; DISC Groupwork 6 Solution
Feb 28: LEC 20 Law of Total Probability and Bayes’ Theorem ✏️; HW 6 Homework 6 Solution 🍃
Mar 1: LEC 21 Independence ✏️

Week 9 – Naive Bayes

Mar 4: LEC 22 Independence and Conditional Independence ✏️; DISCGroupwork 7 Solution
Mar 6: LEC 23 Naive Bayes ✏️
Mar 8: LEC 24 More Naive Bayes ✏️; HW 7 Homework 7 Solution 🍃 Extra Credit Script Extra Credit Data

Week 10 – Precision and Recall

Mar 11: LEC 25 Precision and Recall ✏️; DISC Notes
Mar 13: EXAM Midterm 2 (during lecture) Mock Midterm Mock Midterm Solution Midterm 2 Midterm 2 WI24 Solution
Mar 15: LEC 26 Review Session
Mar 22: EXAM Final Exam, location TBA (Part 1 at 11:30am, Part 2 at 1:00pm) 🪑 📝 Final 1 WI24 Solution Final 2 WI24 Solution; SURV Course Evaluations