*Vertices 5
1 "华西口腔医学杂志" 0.0 0.0 0.0 x_fact 9.935897 y_fact 21.474359
2 "中华口腔医学杂志" 0.0 0.0 0.0 x_fact 5.769231 y_fact 16.987179
3 "口腔颌面外科杂志" 0.0 0.0 0.0 x_fact 9.775641 y_fact 13.301282
4 "口腔医学研究" 0.0 0.0 0.0 x_fact 13.782051 y_fact 29.326923
5 "上海口腔医学" 0.0 0.0 0.0 x_fact 13.301282 y_fact 18.910256
*Matrix 
0.000000 0.573448 0.702771 0.497677 0.691023 
0.573448 0.000000 0.757031 0.614863 0.774291 
0.702771 0.757031 0.000000 0.665763 0.877622 
0.497677 0.614863 0.665763 0.000000 0.582201 
0.691023 0.774291 0.877622 0.582201 0.000000