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Attribute-Aware Recommender System Based on Collaborative Filtering: Survey and Classification.

Wen-Hao Chen1, Chin-Chi Hsu2, Yi-An Lai1

  • 1Department of Computer Science and Information Engineering, National Taiwan University, Taipei, Taiwan.

Frontiers in Big Data
|March 11, 2021
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Summary
This summary is machine-generated.

This survey categorizes attribute-aware collaborative filtering (CF) models into four mathematical types. It offers mathematical insights and experimental comparisons of these advanced recommendation systems.

Keywords:
attributecollaborative filteringmatrix factorizationrecommender systemsurvey

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Area of Science:

  • Computer Science
  • Artificial Intelligence
  • Machine Learning

Background:

  • Collaborative Filtering (CF) models predict user preferences based on historical data.
  • Attribute-aware CF models enhance predictions by incorporating user, item, and rating attributes.
  • A comprehensive survey of attribute-aware CF research over the past decade is needed.

Purpose of the Study:

  • To survey and categorize attribute-aware CF models developed in the last decade.
  • To provide a mathematical framework for understanding these models.
  • To compare the effectiveness of different attribute-aware CF model categories.

Main Methods:

  • Literature review of attribute-aware CF systems.
  • Mathematical classification of identified models into four distinct categories.
  • Experimental evaluation of representative models from each category.

Main Results:

  • Attribute-aware CF models were successfully classified into four mathematical categories.
  • Mathematical interpretations and insights were provided for each category.
  • Experimental results demonstrated the comparative effectiveness of major models within each category.

Conclusions:

  • Attribute-aware CF models offer significant improvements in rating prediction accuracy.
  • The proposed categorization provides a valuable framework for future research in this field.
  • Empirical comparisons highlight the strengths and weaknesses of different modeling approaches.