*Vertices 8
1 "科学通报" 0.0 0.0 0.0 x_fact 3.887055 y_fact 15.621562
2 "地质论评" 0.0 0.0 0.0 x_fact 9.680968 y_fact 16.868354
3 "地质学报" 0.0 0.0 0.0 x_fact 15.328199 y_fact 24.862486
4 "古生物学报" 0.0 0.0 0.0 x_fact 2.896956 y_fact 6.013935
5 "微体古生物学报" 0.0 0.0 0.0 x_fact 7.260726 y_fact 12.504584
6 "地质通报" 0.0 0.0 0.0 x_fact 5.757242 y_fact 7.700770
7 "地层学杂志" 0.0 0.0 0.0 x_fact 7.040704 y_fact 10.451045
8 "古脊椎动物学报" 0.0 0.0 0.0 x_fact 0.806747 y_fact 5.977264
*Matrix 
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0.347761 0.939207 0.000000 0.268912 0.000000 0.646486 0.386136 0.000000 
0.000000 0.287267 0.268912 0.000000 0.817283 0.217439 0.759862 0.000000 
0.000000 0.000000 0.000000 0.817283 0.000000 0.000000 0.651810 0.000000 
0.798618 0.617066 0.646486 0.217439 0.000000 0.000000 0.358434 0.000000 
0.000000 0.364506 0.386136 0.759862 0.651810 0.358434 0.000000 0.351887 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.351887 0.000000