Table 5 Performance of various entity recognizers
From: A conversational agent system for dietary supplements use
Model | Precision | Recall | F1 | Accuracy (%) |
|---|---|---|---|---|
BERT | 0.629 | 0.629 | 0.620 | 62.90 |
BiLSTM + CRF | 0.723 | 0.678 | 0.698 | 73.20 |
HMM | 0.719 | 0.820 | 0.740 | 82.00 |
CRF | 0.872 | 0.860 | 0.850 | 87.10 |