Empirical topological investigation of practical supply chains based on complex networks |
Eigenvector distribution of Nα. Eigenvector 2 is the eigenvector corresponding to the second largest eigenvalue, and eigenvector 3 is the eigenvector corresponding to the third largest eigenvalue. (a) α = 0.1, (b) α = 0.4, (c) α = 0.7, (d) α = 1. |