Table 10 Validation Results.

From: A novel way to optimize the process parameters by integrating the grey relational coefficient and the combined compromise solution for machining the CFRP composites

Parameters

Initial

Optimum Combination

GRA

Grey-CoCoSo

Predicted

Actual

Predicted

Actual

Level

N1, F1, D1

N3, F1, D2

N3, F1, D2

N3, F1, D2

N3, F1, D2

Ra

3.65

 

3.1

 

3.1

DF

1.043

 

1.024

 

1.024

MRR

0.053

 

0.118

 

0.118

Ki

105.82

  

123.504

125.986

GRG

0.483

0.954

1

  

Improvement

 

0.471

0.517

17.684

20.166

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