*Vertices 7
1 "北京理工大学学报" 0.0 0.0 0.0 x_fact 0.000000 y_fact 12.688822
2 "光学技术" 0.0 0.0 0.0 x_fact 3.625378 y_fact 23.262840
3 "电工技术杂志" 0.0 0.0 0.0 x_fact 0.000000 y_fact 2.719033
4 "真空电子技术" 0.0 0.0 0.0 x_fact 0.302115 y_fact 4.833837
5 "照明工程学报" 0.0 0.0 0.0 x_fact 2.114804 y_fact 7.854985
6 "工业建筑" 0.0 0.0 0.0 x_fact 0.302115 y_fact 25.075529
7 "城市规划汇刊" 0.0 0.0 0.0 x_fact 0.000000 y_fact 23.564955
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000