An Efficient Recommendation Algorithm Based on Heterogeneous Information Network

Algorithm 1

HGCR algorithm.

	Input: heterogeneous information network, evaluation matrix R;
	Learning rate adjustment parameter regular parameter
	Output: Hidden Factors for Users and Entities
(1)	for r = 1 to R do
(2)	forto N do
(3)	Use Equation (8) to obtain the representation of neighbor nodes
(4)	end for
(5)	end for
(6)	initialize
(7)	initialize with standard normal distribution
(8)	while not convergent do
(9)	Randomly select a triple
(10)	updateby MF;
(11)	for l = 1 todo
(12)	calculation
(13)	Update
(14)	end for
(15)	Update
(16)	for l = 1 todo
(17)	calculation
(18)	Update
(19)	end for
(20)	update
(21)	end while
(22)	return;