A Collaborative Recommend Algorithm Based on Bipartite Community

Table 1

An example of calculating the correlations among adjacent edges, where 𝛼 is 0.5. Elements in this figure are normalized results.

	(1, 1)	(1, 2)	(1, 3)	(1, 5)	(2, 1)	(2, 4)	(3, 4)	(4, 2)	(4, 3)	(4, 4)	(4, 6)
(1, 1)	—	0	0	0	0	0.141	0	0.174	0.174	0.510	0
(1, 2)	0	—	0	0	0.673	0.099	0	0	0.415	0.140	0.278
(1, 3)	0	0	—	0	0.673	0.099	0	0.415	0	0.140	0.278
(1, 5)	0	0	0	—	0.175	0	0	0.413	0.413	0	0
(2, 1)	0	0.095	0.095	0.151	—	0	0.272	0.139	0.139	0.107	0
(2, 4)	0.289	0.221	0.221	0	0	—	0	0.118	0.076	0	0.118
(3, 4)	0	0	0	0	0.501	0	—	0.140	0.140	0	0.219
(4, 2)	0.158	0	0.410	0.248	0.097	0.033	0.053	—	0	0	0
(4, 3)	0.158	0.410	0	0.248	0.097	0.033	0.053	0	—	0	0
(4, 4)	0.158	0.170	0.170	0	0.092	0	0	0	0	—	0
(4, 6)	0	0.401	0.401	0	0	0.077	0.121	0	0	0	—