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Tensor-based Collaborative Filtering With Smooth Ratings Scale. (arXiv:2205.05070v1 [cs.IR])
May 11, 2022, 1:11 a.m. | Nikita Marin, Elizaveta Makhneva, Maria Lysyuk, Vladimir Chernyy, Ivan Oseledets, Evgeny Frolov
cs.LG updates on arXiv.org arxiv.org
Conventional collaborative filtering techniques don't take into consideration
the effect of discrepancy in users' rating perception. Some users may rarely
give 5 stars to items while others almost always assign 5 stars to the chosen
item. Even if they had experience with the same items this systematic
discrepancy in their evaluation style will lead to the systematic errors in the
ability of recommender system to effectively extract right patterns from data.
To mitigate this problem we introduce the ratings' similarity …
arxiv collaborative collaborative filtering filtering scale tensor
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