Research Article
A Novel Threat Intelligence Information Extraction System Combining Multiple Models
Table 3
The performance of the relation extraction task.
| Model | Precision | Recall | F1 |
| GAIN [24] | 50.43 | 46.92 | 48.61 | ATLOP [28] | 51.09 | 48.55 | 49.79 | DRE (our model) | 79.61 | 48.59 | 60.35 | No POS | 67.48 | 44.58 | 53.69 | No width | 62.81 | 45.78 | 52.96 | No type | 68.31 | 44.71 | 54.05 | No distance | 62.24 | 48.99 | 54.83 |
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