*Vertices 3
1 "工程力学" 0.0 0.0 0.0 x_fact 21.321321 y_fact 44.744745
2 "土木工程学报" 0.0 0.0 0.0 x_fact 14.414414 y_fact 28.228228
3 "建筑结构学报" 0.0 0.0 0.0 x_fact 7.207207 y_fact 27.027027
*Matrix 
0.000000 0.697999 0.514234 
0.697999 0.000000 0.811774 
0.514234 0.811774 0.000000