Table 4 Performance of BiLSTM-Highway-CRF model for each entity type(unit: %)
Entity Type | Precision | Recall | F1 |
|---|---|---|---|
Calcifications | 99.71 | 100.00 | 99.86 |
Density | 91.59 | 93.33 | 92.45 |
Distribute | 93.02 | 93.02 | 93.02 |
Location | 97.42 | 97.89 | 97.65 |
Mass | 98.71 | 99.57 | 99.13 |
Lymph Node | 98.30 | 98.72 | 98.51 |
Margin | 89.57 | 94.81 | 92.11 |
Merge | 94.14 | 96.98 | 95.54 |
Number | 97.96 | 97.56 | 97.76 |
Shape | 93.57 | 96.04 | 94.79 |
Size | 97.56 | 98.77 | 98.16 |
Special | 97.47 | 97.88 | 97.67 |
Structure | 98.16 | 98.42 | 98.29 |
Category descriptions | 98.28 | 99.57 | 98.92 |
Negation | 99.84 | 100.00 | 99.92 |