Named Entity Recognition of Traditional Chinese Medicine Patents Based on BiLSTM-CRF

Table 6

Comparisons between related models.

Model	Precision (%)	Recall (%)	F1 value (%)
HMM	93.20	92.43	92.69
LSTM	93.29	93.13	93.09
BiLSTM	93.65	93.86	93.66
BiLSTM-CRF	94.63	94.47	94.48