Research Article
Network Traffic Anomaly Detection Model Based on Feature Reduction and Bidirectional LSTM Neural Network Optimization
Table 10
Detection results of the four models.
| Dataset | Model | Evaluation metrics | Accuracy (%) | Precision (%) | Recall (%) | F-score (%) |
| NSL-KDD | FR-ASPSO-BiLSTM | 90.99 | 85.06 | 97.35 | 90.79 | FR-QPSO-BiLSTM | 91.46 | 85.29 | 97.60 | 91.03 | FR-HPSO-BiLSTM | 90.92 | 84.90 | 97.19 | 90.55 | FR-APPSO-BiLSTM | 91.76 | 85.37 | 98.50 | 91.46 |
| UNSW-NB15 | FR-ASPSO-BiLSTM | 89.84 | 97.01 | 97.23 | 97.12 | FR-QPSO-BiLSTM | 91.15 | 97.53 | 97.45 | 97.49 | FR-HPSO-BiLSTM | 91.14 | 97.54 | 97.75 | 97.77 | FR-APPSO-BiLSTM | 92.08 | 97.88 | 98.32 | 98.10 |
| CICIDS-2017 | FR-ASPSO-BiLSTM | 95.03 | 98.36 | 97.85 | 98.11 | FR-QPSO-BiLSTM | 95.21 | 98.47 | 98.13 | 98.30 | FR-HPSO-BiLSTM | 94.99 | 98.21 | 97.91 | 98.01 | FR-APPSO-BiLSTM | 95.44 | 98.58 | 98.40 | 98.49 |
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