*Vertices 4
1 "上海交通大学学报农业科学版" 0.0 0.0 0.0 x_fact 9.718670 y_fact 14.066496
2 "作物学报" 0.0 0.0 0.0 x_fact 2.813299 y_fact 45.012788
3 "上海农业学报" 0.0 0.0 0.0 x_fact 1.534527 y_fact 9.462916
4 "江西农业大学学报" 0.0 0.0 0.0 x_fact 2.813299 y_fact 31.457801
*Matrix 
0.000000 0.461074 0.600130 0.473703 
0.461074 0.000000 0.000000 0.000000 
0.600130 0.000000 0.000000 0.000000 
0.473703 0.000000 0.000000 0.000000