*Vertices 3
1 "中华消化杂志" 0.0 0.0 0.0 x_fact 0.562588 y_fact 3.129395
2 "世界华人消化杂志" 0.0 0.0 0.0 x_fact 7.419128 y_fact 90.189873
3 "胃肠病学和肝病学杂志" 0.0 0.0 0.0 x_fact 4.711674 y_fact 6.680731
*Matrix 
0.000000 0.000000 0.588562 
0.000000 0.000000 0.779353 
0.588562 0.779353 0.000000