*Vertices 3
1 "山西大学学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 29.807692
2 "电气自动化" 0.0 0.0 0.0 x_fact 15.384615 y_fact 30.769231
3 "测控技术" 0.0 0.0 0.0 x_fact 1.923077 y_fact 39.423077
*Matrix 
0.000000 0.458088 0.000000 
0.458088 0.000000 0.397531 
0.000000 0.397531 0.000000