| Reason for false positive |
Percentage of FP |
Reason for false negative |
Percentage of FN |
| Negation |
90% |
Term not described in dictionary/regular expression (i.e. MutationFinder) |
95% |
| ambiguous terminology |
8% |
Term not recognized by heuristic (i.e. GNAT) |
5% |
| Lack of association between terms |
2% |
|
|
