Lec02_2_Linear Regression_ClosedFormSolution.pptx

1.
Linear Regression The NormalEquation / Closed Form Solution

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2 Derivative Derivative: Rate ofchange. Assume y = f(x). dy/dx shows how y changes if x is changed by a small amount

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3 Derivative

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4 Partial Derivative

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5 Chain rule

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6 Gradient

11.
𝜕𝜃𝑇 𝐵𝜃 𝜕 𝜃 =2B 𝜃 𝜕(𝑋𝜃)𝑇 𝑦 𝜕 𝜃 = 𝜕 𝜃 𝑇 𝑋 𝑇 𝑦 𝜕𝜃 = 𝑋 𝑇 𝑦

12.
Design Matrix Groundtruth/ label

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