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

Table 5

Experimental results of relationship extraction.

Model	BBC-DATA			OP-DATA
	P%	R%	F1%	P%	R%	F1%
CNN	68.77	69.22	68.99	66.37	67.65	67.00
CNN-ATT	72.37	73.33	72.39	71.65	73.25	72.44
BLSTM-ATT	77.37	71.33	74.23	75.25	70.37	72.72
BERT-BLSTM-ATT	86.65	86.25	87.44	84.22	83.37	83.79
BERT-BLSTM-CRF	95.48	95.12	95.30	96.15	95.82	95.98