*Vertices 5
1 "生物数学学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 4.907975
2 "南京林业大学学报" 0.0 0.0 0.0 x_fact 9.406953 y_fact 23.517382
3 "东北林业大学学报" 0.0 0.0 0.0 x_fact 8.179959 y_fact 25.153374
4 "林业科学" 0.0 0.0 0.0 x_fact 9.815951 y_fact 37.832311
5 "林产工业" 0.0 0.0 0.0 x_fact 4.498978 y_fact 8.588957
*Matrix 
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0.000000 0.000000 0.320980 0.473057 0.557273 
0.000000 0.320980 0.000000 0.461162 0.305754 
0.000000 0.473057 0.461162 0.000000 0.360731 
0.000000 0.557273 0.305754 0.360731 0.000000