*Vertices 3
1 "中华眼科杂志" 0.0 0.0 0.0 x_fact 10.643016 y_fact 49.002217
2 "眼科研究" 0.0 0.0 0.0 x_fact 21.064302 y_fact 30.820399
3 "眼视光学杂志" 0.0 0.0 0.0 x_fact 9.756098 y_fact 20.177384
*Matrix 
0.000000 0.957528 0.667121 
0.957528 0.000000 0.644479 
0.667121 0.644479 0.000000