*Vertices 4
1 "植物生态学报" 0.0 0.0 0.0 x_fact 7.180385 y_fact 20.315236
2 "园艺学报" 0.0 0.0 0.0 x_fact 0.875657 y_fact 15.761821
3 "生态学报" 0.0 0.0 0.0 x_fact 15.236427 y_fact 61.471103
4 "植物资源与环境学报" 0.0 0.0 0.0 x_fact 2.451839 y_fact 2.451839
*Matrix 
0.000000 0.000000 0.721965 0.757051 
0.000000 0.000000 0.000000 0.649925 
0.721965 0.000000 0.000000 0.704109 
0.757051 0.649925 0.704109 0.000000