Improved collaborative filtering personalized recommendation algorithm based on k-means clustering and weighted similarity on the reduced item space
Collaborative filtering (CF) algorithm is one of the most widely used recommendation algorithms in recommender systems. However, there is a data sparsity problem in the traditional CF algorithm, which may reduce the recommended efficiency of recommender systems. This paper proposes an improved colla...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
AIMS Press
2023-02-01
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Series: | Mathematical Modelling and Control |
Subjects: | |
Online Access: | https://www.aimspress.com/article/doi/10.3934/mmc.2023004?viewType=HTML |