*Vertices 3
1 "内蒙古大学学报" 0.0 0.0 0.0 x_fact 4.143646 y_fact 13.812155
2 "中国沙漠" 0.0 0.0 0.0 x_fact 1.933702 y_fact 56.629834
3 "植物学报" 0.0 0.0 0.0 x_fact 1.104972 y_fact 29.558011
*Matrix 
0.000000 0.235058 0.217690 
0.235058 0.000000 0.000000 
0.217690 0.000000 0.000000