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Table 5 F-measure Results for Classification of the Test Set, Ranked by Macro F-measure. CDC Entries Shown within the Context of i2b2 Best Results and Overall Average Results
| System | Micro F-Measure | Macro F-Measure |
|---|---|---|
| i2b2 best—textual task | 0.9723 | 0.8052 |
| CDC—positive-weighted tie-breaker | 0.9704 | 0.7718 |
| CDC—negative-weighted tie-breaker | 0.9685 | 0.7391 |
| CDC—questionable-weighted tie-breaker | 0.9685 | 0.7383 |
| i2b2 average—textual task | 0.91 | 0.56 |
CDC = Centers for Disease Control.
