# Theoretical Foundations of Data Science I ðŸ§

DSC 40A, Fall 2021 at UC San Diego

Lecture Recordings Assignment Solutions

### Week 0 â€“ Welcome to DSC 40A! ðŸ‘‹

- Sep 23

### Week 1 â€“ Empirical Risk Minimization

- Sep 28
**LEC 2**Minimizing Mean Absolute Error (code)- Sep 29
- Sep 30
**LEC 3**Mean Squared Error and Empirical Risk Minimization (code) (video)

### Week 2 â€“ Gradient Descent

- Oct 4
**SRV 1****Survey 1 (due 10/4)**- Oct 5
- Oct 6
- Oct 7
**LEC 5**Gradient Descent and Convexity (code)

### Week 3 â€“ Simple Linear Regression

- Oct 11
**SRV 2****Survey 2 (due 10/11)**- Oct 12
**LEC 6**Simple Linear Regression- Oct 13
- Oct 14
**LEC 7**More Simple Linear Regression (code)

### Week 4 â€“ Midterm

- Oct 18
**SRV 3****Survey 3 (due 10/18)**- Oct 19
**LEC 8**Regression and Linear Algebra (code)**REV**Midterm Review Session (5-8PM, PCYNH 109)- Oct 21
**Exam**Midterm (in lecture)

### Week 5 â€“ Feature Engineering

- Oct 26
**LEC 9**Feature Engineering- Oct 28
**LEC 10**Feature Engineering, Taxonomy of Machine Learning

### Week 6 â€“ Clustering, Probability

- Nov 2
**LEC 11**k-Means Clustering- Nov 4
**LEC 12**Introduction to Probability; Set Theory

### Week 7 â€“ Combinatorics

- Nov 9
**LEC 13**Combinatorics- Nov 11
N/A (Veteranâ€™s Day)

### Week 8 â€“ More Probability

- Nov 16
**LEC 14**Conditional Probability- Nov 18
**LEC 15**Independence

### Week 9 â€“ NaÃ¯ve Bayes

- Nov 23
**LEC 16**NaÃ¯ve Bayes- Nov 25
N/A (Thanksgiving)

### Week 10 â€“ Conclusion

- Nov 30
**LEC 17**Naive Bayes- Dec 2
**LEC 18**Review, Conclusion

### Week 11

- Dec 8
**Exam**Final Exam (11:30-2:30)