*Vertices 4
1 "植物学报" 0.0 0.0 0.0 x_fact 4.644412 y_fact 34.542816
2 "植物生理学通讯" 0.0 0.0 0.0 x_fact 7.402032 y_fact 19.013062
3 "作物学报" 0.0 0.0 0.0 x_fact 8.708273 y_fact 32.656023
4 "中国农学通报" 0.0 0.0 0.0 x_fact 11.320755 y_fact 13.788099
*Matrix 
0.000000 0.565787 0.311206 0.599840 
0.565787 0.000000 0.241886 0.740730 
0.311206 0.241886 0.000000 0.739147 
0.599840 0.740730 0.739147 0.000000