*Vertices 3
1 "作物学报" 0.0 0.0 0.0 x_fact 0.578035 y_fact 55.105973
2 "园艺学报" 0.0 0.0 0.0 x_fact 1.541426 y_fact 34.296724
3 "山地农业生物学报" 0.0 0.0 0.0 x_fact 6.936416 y_fact 10.597303
*Matrix 
0.000000 0.000000 0.441116 
0.000000 0.000000 0.702587 
0.441116 0.702587 0.000000