Tensorial Principal Component Analysis in Detecting Temporal Trajectories of Purchase Patterns in Loyalty Card Data: Retrospective Cohort Study
BackgroundLoyalty card data automatically collected by retailers provide an excellent source for evaluating health-related purchase behavior of customers. The data comprise information on every grocery purchase, including expenditures on product groups and the time of purchas...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
JMIR Publications
2023-12-01
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Series: | Journal of Medical Internet Research |
Online Access: | https://www.jmir.org/2023/1/e44599 |