*Vertices 4
1 "软件学报" 0.0 0.0 0.0 x_fact 5.985401 y_fact 16.642336
2 "计算机工程" 0.0 0.0 0.0 x_fact 27.445255 y_fact 47.445255
3 "计算机研究与发展" 0.0 0.0 0.0 x_fact 8.175182 y_fact 22.189781
4 "计算机工程与科学" 0.0 0.0 0.0 x_fact 11.094891 y_fact 13.722628
*Matrix 
0.000000 0.645623 0.815153 0.749972 
0.645623 0.000000 0.669351 0.910045 
0.815153 0.669351 0.000000 0.793583 
0.749972 0.910045 0.793583 0.000000