*Vertices 5
1 "中国铁道科学" 0.0 0.0 0.0 x_fact 13.020833 y_fact 37.239583
2 "铁道学报" 0.0 0.0 0.0 x_fact 7.552083 y_fact 22.395833
3 "机车电传动" 0.0 0.0 0.0 x_fact 4.947917 y_fact 15.885417
4 "铁道车辆" 0.0 0.0 0.0 x_fact 3.385417 y_fact 15.104167
5 "内燃机车" 0.0 0.0 0.0 x_fact 5.729167 y_fact 9.375000
*Matrix 
0.000000 0.712681 0.000000 0.000000 0.312944 
0.712681 0.000000 0.000000 0.263461 0.418670 
0.000000 0.000000 0.000000 0.206621 0.605454 
0.000000 0.263461 0.206621 0.000000 0.382727 
0.312944 0.418670 0.605454 0.382727 0.000000