Table 1.

Experimental results of phantom study using synthetic PET/CT using V-Net, random forest (RF), k-Nearest Neighbor (k-NN), and support vector machine (SVM).

Performance (%)	Sensitivity	Specificity	Precision	Dice
V-Net	89.71	99.68	88.82	89.26
RF with n = 20	99.16	89.49	12.18	21.69
kNN with k = 15	98.52	90.38	12.41	23.09
SVM with C = 0.5	98.76	92.15	15.60	26.94