A Biased Proportional-Integral-Derivative-Incorporated Latent Factor Analysis Model
Nowadays, as the number of items is increasing and the number of items that users have access to is limited, user-item preference matrices in recommendation systems are always sparse. This leads to a data sparsity problem. The latent factor analysis (LFA) model has been proposed as the solution to t...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2021-06-01
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Series: | Applied Sciences |
Subjects: | |
Online Access: | https://www.mdpi.com/2076-3417/11/12/5724 |