Table 5.
Overall feature extraction performance(unit: %)
| Model | Precision | Recall | F1 |
|---|---|---|---|
| HMM | 93.42 | 94.91 | 94.17 |
| CRF | 97.00 | 95.84 | 96.42 |
| BiLSTM-CRF | 96.71 | 97.20 | 96.96 |
| BiLSTM-Highway-CRF | 97.16 | 98.06 | 97.61 |
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