Table 4. Running time of each combined model.
| Model | Running time(s) |
|---|---|
| BiLSTM | 263.15 |
| Attention-BiLSTM | 266.82 |
| PSO- Attention-BiLSTM | 263.01 |
| APSO- Attention-BiLSTM | 266.63 |
| Model | Running time(s) |
|---|---|
| BiLSTM | 263.15 |
| Attention-BiLSTM | 266.82 |
| PSO- Attention-BiLSTM | 263.01 |
| APSO- Attention-BiLSTM | 266.63 |