| accuracy | F1 | Recall | specificity |
Bi-LSTM | 82.81 | 82.92 | 88.89 | 78.38 |
Bi-LSTM-Att | 87.5 | 87.49 | 90.63 | 84.38 |
Bi-LSTM-Att-Focal loss | 93.75 | 93.75 | 93.33 | 94.12 |