*Vertices 4
1 "武汉大学学报信息科学版" 0.0 0.0 0.0 x_fact 12.142857 y_fact 43.333333
2 "测绘学报" 0.0 0.0 0.0 x_fact 2.142857 y_fact 6.666667
3 "测绘通报" 0.0 0.0 0.0 x_fact 21.190476 y_fact 34.047619
4 "测绘工程" 0.0 0.0 0.0 x_fact 12.619048 y_fact 15.952381
*Matrix 
0.000000 0.687863 0.723053 0.547688 
0.687863 0.000000 0.629478 0.608484 
0.723053 0.629478 0.000000 0.930772 
0.547688 0.608484 0.930772 0.000000