Gold Standard Loss

L(Y,f(X))={1if y=f(X)0if y=/f(X) L(Y, f(X)) = \begin{cases} 1 &\text{if } y = f(X) \\ 0 &\text{if } y {=}\llap{/\,} f(X) \end{cases}

应用

  1. 用途较广
  2. PLA模型

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