Table 2.
Precision, recall, and F-measure for the three classes of tweets.
| Class | Precision | Recall | F-measure |
| Antivaccine | 87.0% | 86.7% | 86.9% |
| Provaccine | 86.4% | 83.2% | 84.8% |
| Neutral | 94.4% | 97.0% | 95.7% |
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