*Vertices 8
1 "中国沙漠" 0.0 0.0 0.0 x_fact 2.414045 y_fact 16.898317
2 "地理学报" 0.0 0.0 0.0 x_fact 4.645208 y_fact 9.619605
3 "地理研究" 0.0 0.0 0.0 x_fact 4.389173 y_fact 11.265545
4 "地理科学进展" 0.0 0.0 0.0 x_fact 5.084126 y_fact 9.363570
5 "自然资源学报" 0.0 0.0 0.0 x_fact 6.071690 y_fact 8.778347
6 "生态学报" 0.0 0.0 0.0 x_fact 5.815655 y_fact 32.772495
7 "资源科学" 0.0 0.0 0.0 x_fact 4.681785 y_fact 7.351865
8 "中国人口资源与环境" 0.0 0.0 0.0 x_fact 2.231163 y_fact 3.950256
*Matrix 
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0.242176 0.000000 0.547136 0.617861 0.724477 0.228245 0.464499 0.309068 
0.000000 0.547136 0.000000 0.416910 0.432644 0.000000 0.344986 0.220231 
0.000000 0.617861 0.416910 0.000000 0.559959 0.000000 0.404863 0.236340 
0.000000 0.724477 0.432644 0.559959 0.000000 0.374196 0.801398 0.448227 
0.000000 0.228245 0.000000 0.000000 0.374196 0.000000 0.000000 0.369742 
0.000000 0.464499 0.344986 0.404863 0.801398 0.000000 0.000000 0.448851 
0.000000 0.309068 0.220231 0.236340 0.448227 0.369742 0.448851 0.000000