*Vertices 3
1 "中华放射学杂志" 0.0 0.0 0.0 x_fact 4.788214 y_fact 50.184162
2 "临床放射学杂志" 0.0 0.0 0.0 x_fact 13.351750 y_fact 27.716390
3 "介入放射学杂志" 0.0 0.0 0.0 x_fact 8.287293 y_fact 22.099448
*Matrix 
0.000000 0.729060 0.470306 
0.729060 0.000000 0.386949 
0.470306 0.386949 0.000000