*Vertices 12
1 "中国水稻科学" 0.0 0.0 0.0 x_fact 6.350026 y_fact 9.628291
2 "南京农业大学学报" 0.0 0.0 0.0 x_fact 3.949406 y_fact 5.627259
3 "中国农业科学" 0.0 0.0 0.0 x_fact 13.706763 y_fact 20.185854
4 "作物学报" 0.0 0.0 0.0 x_fact 15.900878 y_fact 23.205989
5 "安徽农业科学" 0.0 0.0 0.0 x_fact 2.632938 y_fact 4.620547
6 "种子" 0.0 0.0 0.0 x_fact 0.671141 y_fact 1.858544
7 "中国兽医学报" 0.0 0.0 0.0 x_fact 1.239029 y_fact 2.916882
8 "农业工程学报" 0.0 0.0 0.0 x_fact 2.994321 y_fact 14.377904
9 "江苏农业科学" 0.0 0.0 0.0 x_fact 0.774393 y_fact 2.658751
10 "麦类作物学报" 0.0 0.0 0.0 x_fact 1.600413 y_fact 3.794528
11 "中国农学通报" 0.0 0.0 0.0 x_fact 1.755292 y_fact 4.568921
12 "农业环境科学学报" 0.0 0.0 0.0 x_fact 2.478059 y_fact 6.556531
*Matrix 
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