*Vertices 4
1 "中国矿业大学学报" 0.0 0.0 0.0 x_fact 0.301659 y_fact 16.742081
2 "工矿自动化" 0.0 0.0 0.0 x_fact 2.714932 y_fact 7.239819
3 "电气传动" 0.0 0.0 0.0 x_fact 0.000000 y_fact 2.865762
4 "计算机工程与应用" 0.0 0.0 0.0 x_fact 0.452489 y_fact 73.152338
*Matrix 
0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.220261 0.000000 
0.000000 0.220261 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000