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Question 8 - Recommender Systems - 1 5 points ( 3 pts ) Given below is a factorization of a user - item matrix. Find

Question

8 -

Recommender Systems

- 15

points

(3

pts

)

Given below is a factorization of a user

-

item matrix. Find the missing entry

(

,

) .

Show work to receive credit.

Rating Matrix

User

\

table

[[W, x, Y, z

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