*Vertices 3
1 "系统工程理论与实践" 0.0 0.0 0.0 x_fact 3.401361 y_fact 29.024943
2 "电子学报" 0.0 0.0 0.0 x_fact 2.721088 y_fact 32.653061
3 "系统工程与电子技术" 0.0 0.0 0.0 x_fact 18.367347 y_fact 38.321995
*Matrix 
0.000000 0.000000 0.449346 
0.000000 0.000000 0.491346 
0.449346 0.491346 0.000000