*Vertices 3
1 "公路交通科技" 0.0 0.0 0.0 x_fact 13.461538 y_fact 24.839744
2 "中国公路学报" 0.0 0.0 0.0 x_fact 13.942308 y_fact 31.891026
3 "长安大学学报自然科学版" 0.0 0.0 0.0 x_fact 15.865385 y_fact 43.269231
*Matrix 
0.000000 0.678012 0.577154 
0.678012 0.000000 0.904545 
0.577154 0.904545 0.000000