*Vertices 5
1 "岩土力学" 0.0 0.0 0.0 x_fact 20.176991 y_fact 31.327434
2 "武汉大学学报信息科学版" 0.0 0.0 0.0 x_fact 10.442478 y_fact 27.079646
3 "测绘学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 5.309735
4 "工程勘察" 0.0 0.0 0.0 x_fact 7.079646 y_fact 10.619469
5 "岩土工程学报" 0.0 0.0 0.0 x_fact 5.132743 y_fact 25.663717
*Matrix 
0.000000 0.000000 0.000000 0.639791 0.938533 
0.000000 0.000000 0.531618 0.396520 0.000000 
0.000000 0.531618 0.000000 0.308697 0.000000 
0.639791 0.396520 0.308697 0.000000 0.623499 
0.938533 0.000000 0.000000 0.623499 0.000000