*Vertices 3
1 "中国药学杂志" 0.0 0.0 0.0 x_fact 19.937206 y_fact 29.748823
2 "中国中药杂志" 0.0 0.0 0.0 x_fact 24.803768 y_fact 44.113030
3 "中药材" 0.0 0.0 0.0 x_fact 15.855573 y_fact 26.138148
*Matrix 
0.000000 0.732672 0.581599 
0.732672 0.000000 0.751530 
0.581599 0.751530 0.000000