Multiobjective Optimization of Turning Cutting Parameters for J-Steel Material

Table 4

Design variables values in four-level full-factorial matrix used as initial samples for m-EGO.

Level	Cutting speed; (m/min)	Depth of cut; (mm)	Feed rate; (mm/rev)
1	150	0.10	0.050
2	200	0.20	0.100
3	250	0.30	0.150
4	300	0.40	0.200