Table 3 Statistical evaluation of developed models.

From: Thermal performance, entropy generation, and machine learning insights of Al₂O₃-TiO₂ hybrid nanofluids in turbulent flow

 

Model training

Model testing

Performance parameters

R2

MSE

MAPE

R2

MSE

MAPE

Friction factor

0.9838

0

1.13%

0.9514

0

1.91%

Nu

0.994

11.66

1.29%

0.9637

70.21

4.12%

TEG

0.9988

0.0002

0.88%

0.9411

0.0193

5.38%

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