Accuracy
machine-learning
statistics
Accuracy
Suppose we some model $\hat{f}$ predicting $f$. For some test data $T$ we define
$$\mbox{Accuracy}(f, T) = \frac{\vert \vert x \in T \vert \hat{f}(x) = f(x) \vert \vert}{\vert T \vert}. $$Suppose we some model $\hat{f}$ predicting $f$. For some test data $T$ we define
$$\mbox{Accuracy}(f, T) = \frac{\vert \vert x \in T \vert \hat{f}(x) = f(x) \vert \vert}{\vert T \vert}. $$