*Vertices 5
1 "植物生态学报" 0.0 0.0 0.0 x_fact 3.971798 y_fact 7.426557
2 "北京林业大学学报" 0.0 0.0 0.0 x_fact 2.397180 y_fact 5.757932
3 "林业科学" 0.0 0.0 0.0 x_fact 5.334900 y_fact 9.424207
4 "生态学报" 0.0 0.0 0.0 x_fact 16.286722 y_fact 34.594595
5 "应用生态学报" 0.0 0.0 0.0 x_fact 15.793184 y_fact 42.796710
*Matrix 
0.000000 0.309108 0.541246 0.794603 0.621981 
0.309108 0.000000 0.581334 0.284188 0.246754 
0.541246 0.581334 0.000000 0.506291 0.400215 
0.794603 0.284188 0.506291 0.000000 0.586445 
0.621981 0.246754 0.400215 0.586445 0.000000