Table 1 The statistical information for the Yelp2018, Amazon-Book, and MIND datasets.

From: A data augmentation model integrating supervised and unsupervised learning for recommendation

Dataset

Users

Items

Interactions

Density

Yelp2018

45,919

45,538

1,183,610

0.00057

Amazon-Book

70,679

24,915

846,434

0.00048

MIND

300,000

48,957

2,545,327

0.00017