ANN	artificial neural network
BOTDA	Brillouin time domain analysis
BOTDR	Brillouin time domain reflectometry
BOFDA	Brillouin frequency domain analysis
BOFDR	Brillouin frequency domain reflectometry
BOCDA	Brillouin correlation domain analysis
BOCDR	Brillouin correlation domain reflectometry
BFS	Brillouin frequency shift
BGS	Brillouin gain spectrum
BM3D	block-matching and 3D filtering
CNN	convolutional neural network
CPU	central processing unit
DOFS	distributed fiber optic sensors
ELM	extreme learning machine
GLM	generalized linear model
GPR	Gaussian process regression
GPU	graphics processing unit
IFFT	inverse fast Fourier transformation
IoT	internet of things
K-ELM	kernel extreme learning machine
KNN	k-nearest neighbors
LCF	Lorentzian curve fitting
LEAF	large effective area fiber
MSE	mean square error
NLM	non-local means
PCA	principal component analysis
RF	random forest
RMSE	root mean square error
SNR	signal-to-noise ratio
SVM	support vector machines
WD	wavelet denoising
XCM	cross-correlation method