Sentiment Classification of Educational Tourism Reviews Based on Parallel CNN and LSTM with Attention Mechanism

Table 6

Comparison of sentiment classification results.

Model	Acc	Pre	Rec	F1
SVM [25]	55.88	55.14	55.92	55.60
KNN [24]	61.77	61.88	62.09	61.99
CNN [26]	81.77	81.01	81.62	81.11
LSTM [28]	83.95	83.97	84.12	83.36
Parallel CNN [30]	85.88	85.23	85.36	85.62
CNN + LSTM [31]	88.91	87.97	88.29	88.47
Proposed method	91.24	91.31	90.90	91.77