*Vertices 3
1 "园艺学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 41.666667
2 "浙江农业学报" 0.0 0.0 0.0 x_fact 4.166667 y_fact 9.068627
3 "浙江农业科学" 0.0 0.0 0.0 x_fact 3.676471 y_fact 49.264706
*Matrix 
0.000000 0.503066 0.000000 
0.503066 0.000000 0.264175 
0.000000 0.264175 0.000000