*Vertices 8
1 "南京大学学报" 0.0 0.0 0.0 x_fact 2.763933 y_fact 7.068419
2 "中国科学D" 0.0 0.0 0.0 x_fact 7.023108 y_fact 21.069325
3 "地质论评" 0.0 0.0 0.0 x_fact 7.249660 y_fact 16.764839
4 "地球学报" 0.0 0.0 0.0 x_fact 3.896692 y_fact 6.932488
5 "高校地质学报" 0.0 0.0 0.0 x_fact 2.854554 y_fact 4.621658
6 "计算机工程" 0.0 0.0 0.0 x_fact 3.942003 y_fact 11.327594
7 "计算机工程与应用" 0.0 0.0 0.0 x_fact 5.074762 y_fact 28.001812
8 "环境科学" 0.0 0.0 0.0 x_fact 0.271862 y_fact 4.213865
*Matrix 
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