*Vertices 5
1 "北京科技大学学报" 0.0 0.0 0.0 x_fact 4.093567 y_fact 16.959064
2 "冶金能源" 0.0 0.0 0.0 x_fact 3.118908 y_fact 4.678363
3 "钢铁" 0.0 0.0 0.0 x_fact 3.118908 y_fact 23.781676
4 "工业炉" 0.0 0.0 0.0 x_fact 3.313840 y_fact 4.093567
5 "暖通空调" 0.0 0.0 0.0 x_fact 0.000000 y_fact 50.487329
*Matrix 
0.000000 0.467961 0.387252 0.317112 0.000000 
0.467961 0.000000 0.498449 0.944145 0.263117 
0.387252 0.498449 0.000000 0.555255 0.000000 
0.317112 0.944145 0.555255 0.000000 0.000000 
0.000000 0.263117 0.000000 0.000000 0.000000