*Vertices 6
1 "植物生理学通讯" 0.0 0.0 0.0 x_fact 4.071856 y_fact 11.976048
2 "北京林业大学学报" 0.0 0.0 0.0 x_fact 5.748503 y_fact 16.646707
3 "园艺学报" 0.0 0.0 0.0 x_fact 6.347305 y_fact 26.706587
4 "植物病理学报" 0.0 0.0 0.0 x_fact 1.077844 y_fact 7.065868
5 "林业科学" 0.0 0.0 0.0 x_fact 8.383234 y_fact 24.790419
6 "河北林果研究" 0.0 0.0 0.0 x_fact 11.497006 y_fact 12.814371
*Matrix 
0.000000 0.000000 0.529032 0.000000 0.000000 0.645805 
0.000000 0.000000 0.000000 0.000000 0.616200 0.558922 
0.529032 0.000000 0.000000 0.000000 0.000000 0.497630 
0.000000 0.000000 0.000000 0.000000 0.000000 0.390042 
0.000000 0.616200 0.000000 0.000000 0.000000 0.756032 
0.645805 0.558922 0.497630 0.390042 0.756032 0.000000