1. Introduction to Machine Learning
  2. 1. Week 1 - Data, Numpy, Matrices, Error/Loss functions and Regression
  3. 2. Week 2 - Non-Linear Regression, OLS, and Log Loss
  4. 3. Week 3 - Classification: SVMs, Naive Bayes, KNN and Decision Trees
  5. 4. Week 4 - Classification & Intro to Unsupervised Learning: Clustering & Dimensional Reduction
  6. 5. Week 5 - Neural Networks: ANNs, DNNs, and CNNs
  7. 6. Jupyter Notebook Export Tutorial

UCSD CSE151A Summer 2025

Week 4 - Classification & Intro to Unsupervised Learning: Clustering & Dimensional Reduction

Week 4 Lecture Material

  • Lecture Slides
    • Slides PDF Adv Linear Algebra
    • Slides PDF PCA & K-Means Intro
    • Slides PDF SVD & PCA
    • Slides PDF Implementing Unsupervised Learning Approaches
  • Notebooks
    • KNN, PCA, K-means Notebook
    • PCA & SVD Notebook
    • Optional Handwriting Notebook

Week 4 Discussion TBA

  • Week 4 Notebook