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Mathematical Problems in Engineering
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Special Issues
Mathematical Problems in Engineering
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2022
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Article
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Tab 1
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Research Article
A New Collaborative Filtering Algorithm Integrating Time and Multisimilarity
Table 1
User item scoring.
I
1
I
2
…
I
n
U
1
r
1,1
r
1,2
…
r
1,
n
U
2
r
2,1
r
2,2
…
r
2,
n
…
…
…
…
…
U
m
r
m
,1
r
m
,2
…
r
m,n