AGGD	asymmetric generalized Gaussian distribution
BDT	binary decision tree
CF	colorfulness
CGM	color gradient magnitude
CNN	convolutional neural network
E	entropy
ET	extra tree
FR-VQA	full-reference video quality assessment
GAM	generalized additive model
GPR	Gaussian process regressor
GRU	gated recurrent unit
HVS	human visual system
IQA	image quality assessment
LIVE	Laboratory for Image and Video Engineering
MOS	mean opinion score
NIQE	naturalness image quality evaluator
NMS	non-maximal suppression
NN	neural network
NR-IQA	no-reference image quality assessment
NR-VQA	no-reference video quality assessment
NSS	natural scene statistics
PIQE	perception-based image quality evaluator
PLCC	Pearson’s linear correlation coefficient
RBF	radial basis function
RMS	root mean square
RNN	recurrent neural network
RR-VQA	reduced-reference video quality assessment
SI	spatial information
SROCC	Spearman’s rank order correlation coefficient
SVR	support vector regressor
VQA	video quality assessment
VQC	video quality challenge