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Machine learning (ML) classifiers accuracy using count vectorizers.
| Model dataset | COVIDSenti | COVIDSenti_A | COVIDSenti_B | COVIDSenti_C | |
|---|---|---|---|---|---|
| Proposed model/Accuracy | |||||
| Count vectorizer | KNN | 79.21% | 79.65% | 77.83% | 77.75% |
| LR | 90.03% | 87.75% | 86.76% | 86.04% | |
| Ensemble | 88.75% | 88.51% | 87.08% | 86.36% | |
| XGB | 89.81% | 88.71% | 88.03% | 87.07% | |
The bold ones represent better results.
