*Vertices 4
1 "中华外科杂志" 0.0 0.0 0.0 x_fact 4.090909 y_fact 20.795455
2 "中华普通外科杂志" 0.0 0.0 0.0 x_fact 9.886364 y_fact 15.227273
3 "中华肝胆外科杂志" 0.0 0.0 0.0 x_fact 19.772727 y_fact 35.909091
4 "中国实用外科杂志" 0.0 0.0 0.0 x_fact 12.727273 y_fact 28.068182
*Matrix 
0.000000 0.721440 0.486222 0.508581 
0.721440 0.000000 0.645951 0.762463 
0.486222 0.645951 0.000000 0.656728 
0.508581 0.762463 0.656728 0.000000