*Vertices 4
1 "数据采集与处理" 0.0 0.0 0.0 x_fact 8.864266 y_fact 11.911357
2 "电子学报" 0.0 0.0 0.0 x_fact 3.878116 y_fact 40.443213
3 "信号处理" 0.0 0.0 0.0 x_fact 3.047091 y_fact 5.817175
4 "中国图象图形学报" 0.0 0.0 0.0 x_fact 8.310249 y_fact 41.828255
*Matrix 
0.000000 0.603025 0.851395 0.541625 
0.603025 0.000000 0.597658 0.232021 
0.851395 0.597658 0.000000 0.361375 
0.541625 0.232021 0.361375 0.000000