*Vertices 7
1 "中国水稻科学" 0.0 0.0 0.0 x_fact 5.129138 y_fact 9.749000
2 "安徽农业科学" 0.0 0.0 0.0 x_fact 2.910149 y_fact 5.711168
3 "种子" 0.0 0.0 0.0 x_fact 0.691160 y_fact 2.364496
4 "浙江农业学报" 0.0 0.0 0.0 x_fact 1.345944 y_fact 2.073481
5 "浙江农业科学" 0.0 0.0 0.0 x_fact 1.418698 y_fact 8.184794
6 "中国农学通报" 0.0 0.0 0.0 x_fact 1.164060 y_fact 5.129138
7 "应用生态学报" 0.0 0.0 0.0 x_fact 4.510731 y_fact 66.787923
*Matrix 
0.000000 0.381286 0.230110 0.481435 0.000000 0.473502 0.284263 
0.381286 0.000000 0.341140 0.434139 0.000000 0.607443 0.000000 
0.230110 0.341140 0.000000 0.206997 0.000000 0.309412 0.000000 
0.481435 0.434139 0.206997 0.000000 0.365107 0.558695 0.250214 
0.000000 0.000000 0.000000 0.365107 0.000000 0.000000 0.000000 
0.473502 0.607443 0.309412 0.558695 0.000000 0.000000 0.000000 
0.284263 0.000000 0.000000 0.250214 0.000000 0.000000 0.000000