*Vertices 4
1 "中华儿科杂志" 0.0 0.0 0.0 x_fact 2.476780 y_fact 26.006192
2 "中国实用外科杂志" 0.0 0.0 0.0 x_fact 0.000000 y_fact 20.897833
3 "中国实用儿科杂志" 0.0 0.0 0.0 x_fact 22.291022 y_fact 38.390093
4 "蚌埠医学院学报" 0.0 0.0 0.0 x_fact 12.229102 y_fact 14.705882
*Matrix 
0.000000 0.000000 0.865851 0.574335 
0.000000 0.000000 0.000000 0.382533 
0.865851 0.000000 0.000000 0.823337 
0.574335 0.382533 0.823337 0.000000