Fig. 6.

Automatic and manual closed-leaflet segmentations for two subjects: one with a normal mitral valve (top row) and one with an incompetent valve (second row). The left column shows the manual segmentation with the anterior leaflet in red and posterior leaflet in blue. The center column shows the automatic segmentation, and the right column shows the automatic segmentation overlaid on the manual segmentation. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)