(A-B) ROC curves with fixed and free-choice window setting. ROC curves for each scanning protocol interpreted with the fixed window setting (A) and free-choice setting (B). The FPF is plotted against the TPF for all possible cut points and correlated trapezoidally.
Holm et al. BMC Medical Imaging 2012 12:20 doi:10.1186/1471-2342-12-20