A Triangular Personalized Recommendation Algorithm for Improving Diversity

<div>The schematic represents the contents in (<a href="https://static.hindawi.com/articles/ddns/volume-2018/3162068/figures/#EEq20">23</a>). 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Discrete Dynamics in Nature and Society

fig3

Figure 3

Figure 3: A Triangular Personalized Recommendation Algorithm for Improving Diversity 