Research Article
Deep Learning Approaches for Predictive Masquerade Detection
Table 7
The results of our experiments.
| Dataset | Data Configuration | Model | Evaluation Metrics () | ā | ā | Accuracy | Precision | Recall | F1-Score | Hit | Miss | FAR | Cost | BDR | BTNR | g-mean | MCC |
| SEA Dataset | SEA | DNN | 98.08 | 76.26 | 84.85 | 80.33 | 84.85 | 15.15 | 1.28 | 22.83 | 76.25 | 99.26 | 91.52 | 79.45 | LSTM-RNN | 98.52 | 82.30 | 86.58 | 84.39 | 86.58 | 13.42 | 0.90 | 18.83 | 82.33 | 99.34 | 92.63 | 83.64 | CNN | 98.84 | 87.77 | 87.01 | 87.39 | 87.01 | 12.99 | 0.59 | 16.51 | 87.72 | 99.37 | 93 | 86.78 | SEA 1v49 | DNN | 96.54 | 99.98 | 96.43 | 98.17 | 96.43 | 3.57 | 0.48 | 6.47 | 99.98 | 52.04 | 97.96 | 70.64 | LSTM-RNN | 97.86 | 99.98 | 97.79 | 98.87 | 97.79 | 2.21 | 0.38 | 4.48 | 99.98 | 63.70 | 98.7 | 78.74 | CNN | 98.78 | 99.99 | 98.74 | 99.36 | 98.74 | 1.26 | 0.19 | 2.40 | 99.99 | 75.51 | 99.27 | 86.22 |
| Greenberg Dataset | Greenberg Truncated | DNN | 93.97 | 92.23 | 80.67 | 86.06 | 80.67 | 19.33 | 2.04 | 31.57 | 92.22 | 94.41 | 88.89 | 82.53 | LSTM-RNN | 94.72 | 94.88 | 81.53 | 87.70 | 81.53 | 18.47 | 1.32 | 26.39 | 94.87 | 94.68 | 89.7 | 84.76 | CNN | 95.43 | 96.16 | 83.53 | 89.40 | 83.53 | 16.47 | 1.0 | 22.47 | 96.16 | 95.24 | 90.94 | 86.86 | Greenberg Enriched | DNN | 97.57 | 96.92 | 92.40 | 94.61 | 92.40 | 7.60 | 0.88 | 12.88 | 96.92 | 97.75 | 95.7 | 93.08 | LSTM-RNN | 97.98 | 97.57 | 93.60 | 95.54 | 93.60 | 6.40 | 0.70 | 10.60 | 97.56 | 98.10 | 96.41 | 94.28 | CNN | 98.60 | 98.55 | 95.33 | 96.92 | 95.33 | 4.67 | 0.42 | 7.19 | 98.55 | 98.61 | 97.43 | 96.03 |
| PU Dataset | PU Truncated | DNN | 81.0 | 99.59 | 78.61 | 87.86 | 78.61 | 21.39 | 2.25 | 34.89 | 99.59 | 39.49 | 87.66 | 54.63 | LSTM-RNN | 82.19 | 99.69 | 79.89 | 88.70 | 79.89 | 20.11 | 1.75 | 30.61 | 99.68 | 41.10 | 88.6 | 56.46 | CNN | 83.75 | 99.74 | 81.64 | 89.79 | 81.64 | 18.36 | 1.50 | 27.36 | 99.73 | 43.38 | 89.68 | 58.79 | PU Enriched | DNN | 90.44 | 99.84 | 89.21 | 94.23 | 89.21 | 10.79 | 1.0 | 16.79 | 99.84 | 56.72 | 93.98 | 70.64 | LSTM-RNN | 91.31 | 99.88 | 90.18 | 94.78 | 90.18 | 9.82 | 0.75 | 14.32 | 99.88 | 59.08 | 94.61 | 72.61 | CNN | 93.75 | 99.92 | 92.93 | 96.30 | 92.93 | 7.07 | 0.50 | 10.07 | 99.92 | 66.78 | 96.16 | 78.52 |
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