*Vertices 6
1 "中国农业科学" 0.0 0.0 0.0 x_fact 7.568922 y_fact 18.897243
2 "作物学报" 0.0 0.0 0.0 x_fact 6.416040 y_fact 17.644110
3 "农业现代化研究" 0.0 0.0 0.0 x_fact 2.456140 y_fact 5.513784
4 "自然资源学报" 0.0 0.0 0.0 x_fact 2.456140 y_fact 7.869674
5 "生态学报" 0.0 0.0 0.0 x_fact 6.716792 y_fact 45.764411
6 "中国人口资源与环境" 0.0 0.0 0.0 x_fact 1.854637 y_fact 4.310777
*Matrix 
0.000000 0.846756 0.209040 0.000000 0.000000 0.000000 
0.846756 0.000000 0.205685 0.000000 0.000000 0.000000 
0.209040 0.205685 0.000000 0.267355 0.000000 0.285378 
0.000000 0.000000 0.267355 0.000000 0.440312 0.468247 
0.000000 0.000000 0.000000 0.440312 0.000000 0.263354 
0.000000 0.000000 0.285378 0.468247 0.263354 0.000000