Optimal Inconsistency Repairing of Pairwise Comparison Matrices Using Integrated Linear Programming and Eigenvector Methods

Table 3

COP (condition of order preservation) parameter value.

	Original matrix 𝜔	𝜔XU	𝜔Cao	𝜔Our(0.05)	𝜔Our(0.1)	𝜔Our(0.2)
{𝑎1,𝑎2}	3.2055	3.0855	3.2037	2.9152	2.5062	2.8852
{𝑎1,𝑎3}	0.9198	0.9681	0.9197	0.9212	0.8064	0.9383
{𝑎1,𝑎4}	9.8822	9.6712	9.8857	8.7519	8.0060	9.3096
{𝑎1,𝑎5}	5.5733	5.4259	5.5806	4.5830	4.5674	4.5358
{𝑎1,𝑎6}	4.7634	4.6041	4.7658	4.0119	3.9984	3.9706
⋯	⋯	⋯	⋯	⋯	⋯	⋯
Conclusion	Cao et al. [7] are closer to the original matrix 𝜔, but the gap among Cao et al. [7], Xu and Wei [6], and our method is very narrow (less than 1), the three methods almost in the same extends to close to original ω. Thus, our method is acceptable in this parameter.