Some segmentation results. (a), (c), and (e) were the computer results in axial, coronal, and sagittal view, and (b), (d), and (f) were the majority vote of the three human observers. The Dice coefficient of (a) and (b) was at the first quartile, 0.81; the Dice coefficient of (c) and (d) was at the second quartile (median), 0.84; the Dice coefficient of (e) and (f) was 0.93. [Color figure can be viewed at wileyonlinelibrary.com]