Table 7.

Myocardial image segmentation Dice scores and Hausdorff distances in the validation set

Cardiac view and contour	Dice score	Hausdorff distance (pixels)
2Ch LT view
LV cavity	0.96 ± 0.02	2.73 ± 1.04
LV myocardium	0.88 ± 0.06	2.94 ± 1.13
2Ch RT view
RV cavity	0.97 ± 0.02	3.66 ± 2.40
RV myocardium	0.79 ± 0.12	4.88 ± 3.04
3Ch view
LV cavity	0.96 ± 0.02	3.57 ± 1.68
LV myocardium	0.90 ± 0.03	4.25 ± 3.90
RV cavity	0.95 ± 0.02	2.90 ± 1.95
RV myocardium	0.76 ± 0.09	5.98 ± 6.28
4Ch view
LV cavity	0.97 ± 0.01	2.57 ± 1.34
LV myocardium	0.90 ± 0.03	4.07 ± 3.12
RV cavity	0.96 ± 0.03	3.60 ± 2.73
RV myocardium	0.77 ± 0.12	3.74 ± 2.06
RVOT view
RV cavity	0.94 ± 0.03	4.05 ± 2.32
RV myocardium	0.78 ± 0.09	4.25 ± 2.48
SAx view
LV cavity	0.94 ± 0.03	4.51 ± 3.05
LV myocardium	0.90 ± 0.02	5.40 ± 3.22
RV cavity	0.94 ± 0.02	4.50 ± 2.35
RV myocardium	0.78 ± 0.03	8.62 ± 3.94

Dices scores and Hausdorff distances are reported as mean ± standard deviation. 2Ch LT two-chamber left, 2Ch RT two-chamber right, 3Ch three-chamber, 4Ch four-chamber, RVOT right ventricular outflow tract, SAx short axis; LV left ventricular, RV right ventricular