Ameliorated Austenite Carbon Content Control in Austempered Ductile Irons by Support Vector Regression

Table 1

Corresponding metrics of the attributes before and after the inversed lognormal histogram equalization.

	𝜃 before equalization			𝜌 after equalization (normalized)
	Mean	Variance	Skewness	Mean	Variance	Skewness
𝑇𝑟	907.00	2285.70	1.38	0.14	0.07	2.79
wt% Si	2.56	0.08	2.20	0.28	0.17	1.15
wt% Mn	0.31	0.04	1.16	0.41	0.22	0.42
wt% Mo	0.16	0.06	1.21	0.35	0.11	0.71
wt% Ni	0.29	0.28	1.78	0.46	0.03	0.72
wt% Cu	0.18	0.18	2.87	0.71	0.09	−0.50