Table 1 Results of all applied models.

From: A transformer-based architecture for collaborative filtering modeling in personalized recommender systems

Models

RMSE

MAE

R²

Machine Learning Models

DT

1.38

1.04

0.74

KNN

1.14

0.90

0.19

Ensemble Learning Models

RF

1.14

0.88

0.18

XGB

1.006

0.79

0.07

Matrix Factorization

SVD

0.87

0.67

0.78

Deep Learning Model

GRU

0.74

0.56

0.83

Transformer-based Model

MBT4R

0.62

0.45

0.91

  1. Significant values are in bold.