Identification of End-User Economical Relationship Graph Using Lightweight Blockchain-Based BERT Model

Table 5

Result analysis of entity-relationship discovery and extraction.

Relationship type	Method	Precision	Recall	F1
Colleague relationship	Heuristic model	0.67	0.64	0.62
	BERT model	0.75	0.72	0.72
	BiLSTM-CRF	0.73	0.69	0.68
Alumni relations	Heuristic model	0.52	0.49	0.49
	BERT model	0.68	0.68	0.67
	BiLSTM-CRF	0.65	0.65	0.69