*Vertices 4
1 "中华眼科杂志" 0.0 0.0 0.0 x_fact 5.111821 y_fact 22.044728
2 "中国斜视与小儿眼科杂志" 0.0 0.0 0.0 x_fact 6.815761 y_fact 12.886049
3 "眼科新进展" 0.0 0.0 0.0 x_fact 12.566560 y_fact 29.392971
4 "中国实用眼科杂志" 0.0 0.0 0.0 x_fact 23.429180 y_fact 35.676251
*Matrix 
0.000000 0.581819 0.476422 0.934966 
0.581819 0.000000 0.351259 0.637897 
0.476422 0.351259 0.000000 0.542546 
0.934966 0.637897 0.542546 0.000000