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IEICE TRANSACTIONS on Communications

Top-N Recommendation Using Low-Rank Matrix Completion and Spectral Clustering

Qian WANG, Qingmei ZHOU, Wei ZHAO, Xuangou WU, Xun SHAO

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Summary :

In the age of big data, recommendation systems provide users with fast access to interesting information, resulting to a significant commercial value. However, the extreme sparseness of user assessment data is one of the key factors that lead to the poor performance of recommendation algorithms. To address this problem, we propose a spectral clustering recommendation scheme with low-rank matrix completion and spectral clustering. Our scheme exploits spectral clustering to achieve the division of a similar user group. Meanwhile, the low-rank matrix completion is used to effectively predict un-rated items in the sub-matrix of the spectral clustering. With the real dataset experiment, the results show that our proposed scheme can effectively improve the prediction accuracy of un-rated items.

Publication
IEICE TRANSACTIONS on Communications Vol.E103-B No.9 pp.951-959
Publication Date
2020/09/01
Publicized
2020/03/16
Online ISSN
1745-1345
DOI
10.1587/transcom.2019EBP3230
Type of Manuscript
PAPER
Category
Internet

Authors

Qian WANG
  AnHui University of Technology
Qingmei ZHOU
  AnHui University of Technology
Wei ZHAO
  AnHui University of Technology
Xuangou WU
  AnHui University of Technology
Xun SHAO
  Kitami Institute of Technology

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