*Vertices 3
1 "蚕业科学" 0.0 0.0 0.0 x_fact 0.401606 y_fact 30.120482
2 "中国棉花" 0.0 0.0 0.0 x_fact 4.016064 y_fact 38.152610
3 "江苏农业科学" 0.0 0.0 0.0 x_fact 10.040161 y_fact 31.726908
*Matrix 
0.000000 0.000000 0.206274 
0.000000 0.000000 0.355500 
0.206274 0.355500 0.000000