Modeling of Nanolubricant-Assisted Machining Process by using Multiple Regression Analysis

Table 1

Parameter estimates for output variables.

Parameter (feed force)	Estimate (feed force)	Parameter (main cutting force)	Estimate (main cutting force)	Parameter (thrust force)	Estimate (thrust force)	Parameter (temperature)	Estimate (temperature)	Parameter (surface roughness)	Estimate (surface roughness)
C1	39.982	C2	35.277	C3	35.673	C4	13.293	C5	240.054
α1	−0.033	α2	−0.029	α3	−0.033	α4	−0.020	α5	−0.157
β1	0.245	β2	0.272	β3	0.368	β4	0.643	β5	−0.941
γ1	0.146	γ2	0.171	γ3	0.449	γ4	0.734	γ5	0.175
δ1	0.087	δ2	0.092	δ3	0.121	δ4	0.209	δ5	−0.076