CT	Computed tomography
CADx	Computer-aided diagnosis
CADe	Computer-aided detection
GGO	Ground glass opacity
FMM	Fast marching method
ACM	Active contour models
LIDC	Lung Image Database Consortium
MOS	Mean opinion score
CNN	Convolutional neural network
DBResNet	Dual-branch residual network
PSO	Particle Swarm Optimization
FCN	Fully convolutional network
ANFIS	Adaptive neuro-fuzzy inference systems