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Using Latent Features Diversification to Reduce Choice Difficulty in Recommendation List

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Academic year: 2022

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Martijn C. Willemsen

Eindhoven University of Technology Human-Technology Interaction group

IPO 0.17, P.O. Box 513 5600 MB Eindhoven, Netherlands

[email protected]

Bart P. Knijnenburg

University of California, Irvine Department of Informatics

DBH 5091 Irvine, CA 92697

[email protected]

Mark P. Graus

Eindhoven University of Technology Human-Technology Interaction group

IPO 0.20, P.O. Box 513 5600 MB Eindhoven, Netherlands

[email protected]

Linda C.M. Velter-Bremmers

Eindhoven University of Technology Human-Technology Interaction group

[email protected]

Kai Fu

Eindhoven University of Technology Human-Technology Interaction group

[email protected]

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(4)

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𝐴𝐹𝑆𝑅 =   ∑ ( ) ( )  

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0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

low mid high

standardized score

diversification attractiveness diversity

-1 -0.8 -0.6 -0.4 -0.2 0 0.2

low mid high

scale difference

diversification choice diff. tradeoff diff.

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-­‐

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