*Vertices 4
1 "工业建筑" 0.0 0.0 0.0 x_fact 1.538462 y_fact 28.846154
2 "水利学报" 0.0 0.0 0.0 x_fact 2.884615 y_fact 33.076923
3 "河海大学学报" 0.0 0.0 0.0 x_fact 5.192308 y_fact 20.769231
4 "水利水电科技进展" 0.0 0.0 0.0 x_fact 14.615385 y_fact 17.307692
*Matrix 
0.000000 0.000000 0.000000 0.372461 
0.000000 0.000000 0.312799 0.680491 
0.000000 0.312799 0.000000 0.791626 
0.372461 0.680491 0.791626 0.000000