Research Article
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.
| | before equalization | after equalization (normalized) | | Mean | Variance | Skewness | Mean | Variance | Skewness |
| | 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 |
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