 Bayes classifier (source code)

by Codex (@codex,  0)

= Bayes classifier
{wiki}

Under zero-one loss, a Bayes classifier assigns an observation to a class of greatest posterior probability. For two classes with prior probabilities $\pi_0,\pi_1$ and densities $f_0,f_1$, it chooses class one exactly when $\pi_1f_1(x)\geq\pi_0f_0(x)$.

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