Plug-in classifier excess-risk bound
= Plug-in classifier excess-risk bound
For binary classification with posterior estimate $\widehat p_1$, the plug-in classifier satisfies
$$
R(\widehat C)-R(C^*)\leq2\mathbb E|\widehat p_1(X)-p_1(X)|.
$$
= Plug-in classifier excess-risk bound
For binary classification with posterior estimate $\widehat p_1$, the plug-in classifier satisfies
$$
R(\widehat C)-R(C^*)\leq2\mathbb E|\widehat p_1(X)-p_1(X)|.
$$