Table 5 Comparison of the models accuracy parameters.

From: Evaluation of asphalt mixtures modified with low-density polyethylene and high-density polyethylene using experimental results and machine learning models

Indicators

Training dataset

Test dataset

MLP

RBFNN

GRNN

SVM

MLP

RBFNN

GRNN

SVM

Root Mean Square Error

617

2175

1545

1430

836

3306

4431

2014

Mean Relative Error (%)

-16.77

19.24

18.35

-50.2

-5.92

60.20

40.57

-58.65

R2

0.99

0.87

0.94

0.94

0.98

0.76

0.58

0.92

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