Dealing with Pure New User Cold-Start Problem in Recommendation System Based on Linked Open Data and Social Network Features

Table 4

Example of a matrix modeling users’ likes and dislikes.

	U1	U2	U3	U4	U5	…	Un
Inception	1	0	1	—	—	…	1
Spiderman	0	1	0	1	1	…	—
Blade runner	—	0	1	—	0	…	0
Step sisters	1	—	1	0	1	…	1