*Vertices 3
1 "系统工程理论与实践" 0.0 0.0 0.0 x_fact 1.139601 y_fact 33.333333
2 "陕西工学院学报" 0.0 0.0 0.0 x_fact 5.413105 y_fact 10.541311
3 "中国机械工程" 0.0 0.0 0.0 x_fact 1.424501 y_fact 56.125356
*Matrix 
0.000000 0.574092 0.000000 
0.574092 0.000000 0.275495 
0.000000 0.275495 0.000000