SARS-CoV	Severe Acute Respiratory Syndrome virus
WHO	World Health Organization
SIR	Susceptible–Infected–Removed Model Model
SEIR	Susceptible–Exposed–Infected–Recovered Model
RF	Random Forest
RIDGE	Ridge Regression
SVR	Support Vector Regression
SEL	Stacking-Ensemble learning
ARIMA	Auto-Regressive-Integrated-Moving-Average
MLP	Multi-Layer Perceptron
RNN	Recurrent Neural Network
LSTM	Long-short Term Memory
Bi-LSTM	Bidirectional-Long-short Term Memory
GRU	Gated Recurrent Unit
VAE	Variation Auto-encoder
RMSE	Root Mean Square Error
MSLE	Mean Squared Logarithmic Error
CNN	Convolutional Neural Network
AUC	Area under the Curve
ROC	Receiver Operating Characteristic
ANN	Artificial Neural Network
DAE	Denoising Auto-encoder
CAE	Convolutional Auto-encoder
AQI	Air Quality Index
ReLU	Rectifier Unit
MAE	Mean Absolute Error