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Oversampling

Trigger identification task

Before

              precision    recall  f1-score   support

        None       0.96      0.96      0.96      3470
     TRIGGER       0.48      0.51      0.49       253

   micro avg       0.93      0.93      0.93      3723
   macro avg       0.72      0.74      0.73      3723
weighted avg       0.93      0.93      0.93      3723

After

              precision    recall  f1-score   support

     TRIGGER       0.52      0.27      0.35       253
        None       0.95      0.98      0.96      3470

   micro avg       0.93      0.93      0.93      3723
   macro avg       0.73      0.63      0.66      3723
weighted avg       0.92      0.93      0.92      3723