Skip to main content

Table 7 Results obtained considering E corr , I corr and wear

From: Parametric optimization of corrosion and wear of electroless Ni-P-Cu coating using grey relational coefficient coupled with weighted principal component analysis

Principal components Eigenvalue Proportion of overall variation Eigenvector
1st 1.5414 0.514 [0.701, 0.711, 0.051]
2nd 1.0358 0.345 [0.21, −0.138, −0.968]
3rd 0.4227 0.141 [0.681, −0.689, 0.246]