User u

Dissimilarity between user 10 and user u, based on aspect Rooms, ${\text{ABUD}}^{\text{*}}\left(10,u|a\right)$

Number of common items reviewed by the user 10 and user u, $\left|I_u\cap I_{u^{\prime }}\right|$

4252

0

5

1023

0

5

2376

0

4

2710

0

4

986

0

4