ROC curves of the slice-by-slice rejection methods; each curve in the figure was calculated from all the tested datasets combined.

<p>The slice rejection criterion of the gold standard was changed for 1% (<b>a</b>), 1.5% (<b>b</b>), 2.0% (<b>c</b>), and 2.5% (<b>d</b>) of the FOV, and the performances of GMM (red), GMM-cISID (blue), and cISID (black) were evaluated.