*Vertices 3
1 "中国环境科学" 0.0 0.0 0.0 x_fact 13.202247 y_fact 25.842697
2 "环境科学学报" 0.0 0.0 0.0 x_fact 13.764045 y_fact 28.932584
3 "环境科学" 0.0 0.0 0.0 x_fact 20.786517 y_fact 45.224719
*Matrix 
0.000000 0.806479 0.813243 
0.806479 0.000000 0.773419 
0.813243 0.773419 0.000000