Table 6.
Contribution of dictionaries to the performance of the proposed NERs
| Dictionaries | Chemical |
Gene |
Disease |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Precision | Recall | F-score | Precision | Recall | F-score | Precision | Recall | F-score | |
| None | 76.38 | 67.28 | **71.54 | 53.77 | 64.23 | **58.54 | 33.87 | 44.85 | **38.59 |
| CTD only | 74.59 | 72.40 | *73.48 | 53.28 | 68.87 | 60.08 | 34.35 | 49.10 | 40.42 |
| All | 75.24 | 73.41 | 74.31 | 53.61 | 70.92 | 61.06 | 34.67 | 49.52 | 40.79 |
Note: The difference in F-score between the NERs using all dictionaries and the other setups is statistically significant for cells marked with *(0.01 < P-value <0.05) and ** (P-value <0.01).
Values in percentages.