*Vertices 3
1 "中华外科杂志" 0.0 0.0 0.0 x_fact 5.555556 y_fact 43.827160
2 "中国实用外科杂志" 0.0 0.0 0.0 x_fact 13.168724 y_fact 35.802469
3 "中华胃肠外科杂志" 0.0 0.0 0.0 x_fact 11.728395 y_fact 20.370370
*Matrix 
0.000000 0.485955 0.476793 
0.485955 0.000000 0.784291 
0.476793 0.784291 0.000000