Combining word embeddings to extract chemical and drug entities in biomedical literature

BMC Bioinformatics

Table 3 Micro-averaged performance for chemical and drug recognition task using BiLSTM-CRF approach

	Precision (%)	Recall (%)	F1-score (%)
Based on BERT (Xiong et al. [61])	91.23	90.88	91.05
Classic WE + Contextual WE + Medical WE	91.41	90.14	90.77
Medical WE	87.94	86.24	87.08
Contextual WE	88.74	85.22	86.95
Classic WE	86.53	83.46	84.96
CRF + features (López-Úbeda et al. [6])	88.51	69.81	78.06

ISSN: 1471-2105