李宏毅机器学习笔记——回归

回归 A set of function: y = b + w ⋅ x c p y=b+w\cdot x_{cp} y=b+w⋅xcp​ Goodness of function: L ( f ) = ∑ ( y ^ − f ( x c p n ) ) 2 L(f)=\sum(\hat{y}-f(x_{cp}^n))^2 L(f)=∑(y^​−f(xcpn​))2, Pick the “best”

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