Table 2.

Test results of the SGD and NB classifiers for the five operators with images obtained with the contrast medium

	AUC	CA	F1	Precision	Sensitivity
	SVM / SGD	SVM / SGD	SVM / SGD	SVM / SGD	SVM / SGD
Operator 1	0.96/0.75	0.83/0.85	0.79/0.84	0.86/0.85	0.83/0.85
Operator 2	0.92/0.64	0.90/0.79	0.89/0.75	0.91/0.78	0.89/0.79
Operator 3	0.95/0.81	0.88/0.89	0.88/0.89	0.88/0.90	0.88/0.89
Operator 4	0.84/0.75	0.85/0.87	0.84/0.86	0.86/0.86	0.85/0.87
Operator 5	0.98/0.80	0.83/0.84	0.79/0.83	0.86/0.85	0.83/0.84
Mean + Standard deviation	0.93 ± 0.05/ 0.76 ± 0.07	0.86 ± 0.03/ 0.85 ± 0.04	0.84 ± 0.05/ 0.84 ± 0.05	0.87 ± 0.02/ 0.85 ± 0.04	0.86 ± 0.03/ 0.85 ± 0.04