*Vertices 3
1 "中华眼科杂志" 0.0 0.0 0.0 x_fact 7.225434 y_fact 30.202312
2 "中华眼底病杂志" 0.0 0.0 0.0 x_fact 7.225434 y_fact 15.317919
3 "中国实用眼科杂志" 0.0 0.0 0.0 x_fact 37.861272 y_fact 54.479769
*Matrix 
0.000000 0.618097 0.918735 
0.618097 0.000000 0.785626 
0.918735 0.785626 0.000000