Table 8 Evaluation results. Performance of the system on the test set
From: KneeTex: an ontology–driven system for information extraction from MRI reports
Slot | TP | FP | FN | P | R | F |
|---|---|---|---|---|---|---|
Finding | 1251 | 5 | 3 | 99.60 % | 99.76 % | 99.68 % |
Finding qualifier | 636 | 19 | 15 | 97.10 % | 97.70 % | 97.40 % |
Negation | 91 | 1 | 4 | 98.91 % | 95.79 % | 97.33 % |
Certainty | 232 | 8 | 2 | 96.67 % | 99.15 % | 97.89 % |
Anatomy | 1313 | 30 | 38 | 97.77 % | 97.19 % | 97.48 % |
Anatomy qualifier | 439 | 18 | 34 | 96.06 % | 92.81 % | 94.41 % |
Overall | 3962 | 81 | 96 | 98.00 % | 97.63 % | 97.81 % |