*Vertices 4
1 "中国医学影像技术" 0.0 0.0 0.0 x_fact 10.676533 y_fact 29.016913
2 "中华放射学杂志" 0.0 0.0 0.0 x_fact 2.801268 y_fact 18.921776
3 "临床放射学杂志" 0.0 0.0 0.0 x_fact 10.835095 y_fact 16.966173
4 "实用放射学杂志" 0.0 0.0 0.0 x_fact 20.665962 y_fact 35.095137
*Matrix 
0.000000 0.426864 0.506840 0.386681 
0.426864 0.000000 0.856220 0.669496 
0.506840 0.856220 0.000000 0.757796 
0.386681 0.669496 0.757796 0.000000