Table 9 Statistical values of the developed model.

From: Statistical and machine learning analysis of diesel engines fueled with Moringa oleifera biodiesel doped with 1-hexanol and Zr2O3 nanoparticles

 

Model

Train MSE

Test MSE

Train R2

Test R2

Train MAPE

Test MAPE

BTE

Gboost

3.59E-07

1.124

1

0.9484

0.00%

4.55%

ELM

9.55E-07

0.863

1

0.9604

0.00%

3.92%

BSFC

Gboost

1.55E-09

0.0006

1

0.9232

0.01%

6.659

ELM

5.47E-07

0.0005

0.9999

0.9368

0.15%

5.95%

CO

Gboost

2.73E-09

2.09E-06

0.9999

0.98

0.1208

5.376

ELM

6.36E-07

1.34E-06

0.993

0.9873

2.4656

4.129

HC

Gboost

0.0045

8.457

0.9999

0.915

0.11%

8.42%

ELM

1.47E-06

2.62

1

0.9737

0.00%

4.17%

CO2

Gboost

4.50E-07

0.1245

1

0.9815

0.01%

6.16%

ELM

1.44E-06

0.0713

1

0.9894

0.01%

4.55%

NOx

Gboost

37.82

1068.4

0.9998

0.9938

0.25%

4.30%

ELM

2.57E-06

756.33

0.9999

0.9956

0.00%

3.31%

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