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Table 9 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

Experiment number Principal components MPI
P1 P2 P3
1 1.14697 −0.41441 −0.16849 0.42281
2 1.33841 −0.23629 0.14919 0.62746
3 0.79860 −0.48769 0.16908 0.26607
4 1.44170 −0.49168 0.13525 0.59047
5 1.18370 −0.76110 0.06771 0.35539
6 0.55552 −0.47317 0.13941 0.14195
7 0.94788 −0.40060 −0.15194 0.32758
8 1.27714 −0.38710 0.09966 0.53695
9 0.95816 −0.60110 −0.06897 0.27539
10 0.80223 −0.61319 −0.13119 0.18230
11 0.96405 −0.50845 −0.13617 0.30090
12 0.65619 −0.41439 −0.01671 0.19196
13 0.93389 −0.43422 0.07849 0.34128
14 0.99883 −0.99057 −0.03806 0.16629
15 0.68768 −0.39047 0.07217 0.22893
16 1.04505 −0.36269 −0.26287 0.37496
17 0.75514 −0.34367 −0.10747 0.25442
18 0.69307 −0.45311 0.08099 0.21133
19 0.62824 −0.53656 0.03152 0.14224
20 0.68894 −0.97158 0.07973 0.03016
21 0.61901 −0.28688 0.14673 0.23989
22 0.67829 −0.41475 −0.04077 0.19980
23 0.55533 −0.38375 0.16611 0.17647
24 0.90509 −0.53296 −0.24144 0.24730
25 0.64261 −0.42512 0.03950 0.18920
26 0.60740 −0.45618 0.16179 0.17763
27 0.81305 −0.57698 −0.04812 0.21206