AE	Autoencoder
BNN	Bayesian Neural Network
CMC	Copper Mining Crusher
CNN	Convolutional Neural Network
DDM	Data-driven Model
DL	Deep Learning
DNN	Deep Neural Networks
HI	Health Index
IoT	Internet of things
KPI	Key Performance Index
ML	Machine Learning
NN	Neural Network
PCA	Principal Component Analysis
PHM	Prognostics and Health Management
RF	Random Forest
RNN	Recurrent Neural Network
RUL	Remaining Useful Life
SVM	Support Vector Machine
VRU	Vapor Recovery Unit