*Vertices 3
1 "中国农业科学" 0.0 0.0 0.0 x_fact 3.076923 y_fact 61.025641
2 "江苏农业学报" 0.0 0.0 0.0 x_fact 5.641026 y_fact 10.769231
3 "江苏农业科学" 0.0 0.0 0.0 x_fact 7.948718 y_fact 28.205128
*Matrix 
0.000000 0.609343 0.000000 
0.609343 0.000000 0.518045 
0.000000 0.518045 0.000000