*Vertices 4
1 "水电能源科学" 0.0 0.0 0.0 x_fact 5.383023 y_fact 22.774327
2 "水力发电" 0.0 0.0 0.0 x_fact 6.004141 y_fact 15.942029
3 "水利学报" 0.0 0.0 0.0 x_fact 6.211180 y_fact 34.575569
4 "水利水电技术" 0.0 0.0 0.0 x_fact 16.770186 y_fact 26.708075
*Matrix 
0.000000 0.232855 0.253895 0.000000 
0.232855 0.000000 0.422036 0.628372 
0.253895 0.422036 0.000000 0.786948 
0.000000 0.628372 0.786948 0.000000