*Vertices 5
1 "中国给水排水" 0.0 0.0 0.0 x_fact 3.995434 y_fact 20.091324
2 "中国环境科学" 0.0 0.0 0.0 x_fact 6.735160 y_fact 14.840183
3 "环境科学" 0.0 0.0 0.0 x_fact 10.045662 y_fact 22.602740
4 "四川环境" 0.0 0.0 0.0 x_fact 13.926941 y_fact 21.004566
5 "环境污染治理技术与设备" 0.0 0.0 0.0 x_fact 15.182648 y_fact 21.461187
*Matrix 
0.000000 0.212301 0.275486 0.587467 0.623585 
0.212301 0.000000 0.789957 0.464871 0.636283 
0.275486 0.789957 0.000000 0.524549 0.799867 
0.587467 0.464871 0.524549 0.000000 0.713679 
0.623585 0.636283 0.799867 0.713679 0.000000