*Vertices 3
1 "水产学报" 0.0 0.0 0.0 x_fact 13.377926 y_fact 34.113712
2 "中国水产科学" 0.0 0.0 0.0 x_fact 23.745819 y_fact 38.795987
3 "上海水产大学学报" 0.0 0.0 0.0 x_fact 17.056856 y_fact 27.090301
*Matrix 
0.000000 0.976243 0.865214 
0.976243 0.000000 0.857285 
0.865214 0.857285 0.000000