*Vertices 3
1 "东北林业大学学报" 0.0 0.0 0.0 x_fact 2.483599 y_fact 6.373008
2 "林业科学" 0.0 0.0 0.0 x_fact 2.671040 y_fact 9.090909
3 "应用生态学报" 0.0 0.0 0.0 x_fact 4.311153 y_fact 84.536082
*Matrix 
0.000000 0.494324 0.287087 
0.494324 0.000000 0.306350 
0.287087 0.306350 0.000000