ML	Machine Learning
DL	Deep Learning
RNN	Recurrent Neural Network
LSTM	Long Short-Term Memory
GRU	Gated Recurrent Unit
LR	Logistic Regression
RF	Random Forest
SVM	Support Vector Machine
NB	Naive Bayes
KNN	K-nearest Neighbor
DT	Decision Tree
PRC	precision
ACC	Accuracy
REC	Recall
F1	F1-score
PRC	Precision
SG	Skip-gram
CNN	Convolutional Neural Network
Bi-LSTM	Bidirectional long-short term memory
ASTC	Arabic Sentiment Twitter Corpus