Linear Regression (3): Normal Equation and Gradient Descent

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Normal Equation: Theta = (((X transpose) times X) Inverse) times (X transpose) times y
Gradient Descent: Find the Global Minimum of the Cost Function, J(Theta), with respect to Theta, by using the partial derivative and learning epochs
  1. Data Science
  2. linear regression
  3. gradient descent
  4. normal equation
  5. coefficient estimates
  6. supervised learning
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