*Vertices 3
1 "西安理工大学学报" 0.0 0.0 0.0 x_fact 4.334365 y_fact 8.978328
2 "岩土工程学报" 0.0 0.0 0.0 x_fact 4.024768 y_fact 39.938080
3 "水利学报" 0.0 0.0 0.0 x_fact 10.526316 y_fact 51.083591
*Matrix 
0.000000 0.430446 0.487194 
0.430446 0.000000 0.337143 
0.487194 0.337143 0.000000