Table 6. Performances of sentiment analysis models on PTT movie reviews.

Term Frequency-based Method		Deep Learning-based Method		Machine Learning-based Method
method	Accuracy (%)	method	Accuracy (%)	method	Accuracy (%)
k-NN	39.7	TextCNN	79.7	XGBoost	81.4
NB	62.4	LSTM	79.8	SVM	69.3
VSM	69.1	BiLSTM	82.3	SVMRDEV	87.8
DT	77.1	RCNN	81.1