1. List limitations of PCA: (PCA)
  2. Feature Importance (Data Processing and Analysis)
  3. Define Relative Entropy - Give it’s formula: (Information Theory)
    1. Give an interpretation:
    2. List the properties:
    3. Describe it as a distance:
    4. List the applications of relative entropy:
    5. How does the direction of minimization affect the optimization:
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