Academic Activities Transaction Extraction Based on Deep Belief Network

Table 1

Entity tag collection.

Types	Mark	Description
Person	U_PER	Person entity
	B_PER	Beginning of person entity
	M_PER	Middle of person entity
Organization	U_ORG	Organization entity
	B_ORG	Beginning of organization entity
	M_ORG	Middle of organization entity
Academic activity	U_R	Academic activity entity
	B_R	Beginning of academic activity entity
	M_R	Middle of academic activity entity
Temporal phrase	U_T	Temporal phrase entity
	B_T	Beginning of temporal phrase entity
	M_T	Middle of temporal phrase entity
Academic terms	U_A	Academic terms entity
	B_A	Beginning of academic terms entity
	M_A	Middle of academic terms entity