*Vertices 3
1 "中华眼科杂志" 0.0 0.0 0.0 x_fact 8.215962 y_fact 45.539906
2 "中华眼底病杂志" 0.0 0.0 0.0 x_fact 9.624413 y_fact 22.769953
3 "眼科研究" 0.0 0.0 0.0 x_fact 22.300469 y_fact 31.690141
*Matrix 
0.000000 0.605146 0.867787 
0.605146 0.000000 0.779913 
0.867787 0.779913 0.000000