Table 9 The comparison result between Bi-GRU and Bi-LSTM.

From: A novel framework for sentiment classification employing Bi-GRU optimized by enhanced human evolutionary optimization algorithm

Model

Performance metrics

Accuracy

Precision

Recall

F1-score

Bi-GRU/EHEO/GloVe

97.26%

96.37%

97.42%

96.39%

Bi-GRU/EHEO/Word2vec

98.54%

97.75%

97.54%

97.63%

Bi-LSTM/EHEO/GloVe

97.21%

96.97%

97.55%

97.26%

Bi-LSTM/EHEO/Word2vec

97.35%

96.77%

97.43%

97.10%

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