*Vertices 4
1 "中国环境科学" 0.0 0.0 0.0 x_fact 6.031746 y_fact 10.793651
2 "环境科学学报" 0.0 0.0 0.0 x_fact 7.089947 y_fact 12.804233
3 "环境科学" 0.0 0.0 0.0 x_fact 9.947090 y_fact 19.153439
4 "应用生态学报" 0.0 0.0 0.0 x_fact 11.746032 y_fact 57.248677
*Matrix 
0.000000 0.811877 0.819449 0.321497 
0.811877 0.000000 0.782819 0.388730 
0.819449 0.782819 0.000000 0.320623 
0.321497 0.388730 0.320623 0.000000