Table 4 Statistical evaluation results of the Nu model.

From: Machine learning analysis of thermophysical and thermohydraulic properties in ethylene glycol- and glycerol-based SiO2 nanofluids

Model

Train MSE

Test MSE

Train R2

Test R2

Train Wi

Test Wi

Train MAPE

Test MAPE

LR

1.9

2.26

0.651

0.35

0.888

0.726

4.156

4.71

DT

0

0.095

1

0.972

1

0.993

0

0.908

RF

0.0108

0.069

0.998

0.98

0.999

0.995

0.283

0.714

XGBoost

0.00001

0.045

0.9999

0.9871

0.9999

0.9967

0.0094

0.5851

AdaBoost

0.276

0.4451

0.9496

0.8725

0.9862

0.964

1.52

1.862

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