[Retracted] An Entity Relationship Extraction Model Based on BERT-BLSTM-CRF for Food Safety Domain

Table 6

Experimental results of entity extraction.

Model	BBC-DATA			OP-DATA
	P%	R%	F1%	P%	R%	F1%
CNN	69.23	69.72	69.47	66.37	67.65	67.00
CNN-ATT	72.89	73.88	73.38	71.65	73.25	72.44
BLSTM-ATT	77.85	71.87	74.74	75.25	70.37	72.72
BERT-BLSTM-ATT	89.19	86.78	87.97	84.22	83.37	83.79
BERT-BLSTM-CRF	92.48	91.82	92.15	93.15	92.42	92.78