*Vertices 4
1 "系统工程理论与实践" 0.0 0.0 0.0 x_fact 3.202847 y_fact 51.601423
2 "工业工程" 0.0 0.0 0.0 x_fact 9.252669 y_fact 12.811388
3 "工业工程与管理" 0.0 0.0 0.0 x_fact 9.608541 y_fact 24.555160
4 "管理工程学报" 0.0 0.0 0.0 x_fact 6.049822 y_fact 11.032028
*Matrix 
0.000000 0.414750 0.000000 0.758154 
0.414750 0.000000 0.844701 0.634352 
0.000000 0.844701 0.000000 0.338807 
0.758154 0.634352 0.338807 0.000000