*Vertices 6
1 "电工技术学报" 0.0 0.0 0.0 x_fact 1.030928 y_fact 6.597938
2 "中国铁道科学" 0.0 0.0 0.0 x_fact 10.721649 y_fact 24.742268
3 "铁道学报" 0.0 0.0 0.0 x_fact 7.422680 y_fact 23.298969
4 "机车电传动" 0.0 0.0 0.0 x_fact 5.567010 y_fact 15.463918
5 "铁道车辆" 0.0 0.0 0.0 x_fact 2.680412 y_fact 12.577320
6 "西南交通大学学报" 0.0 0.0 0.0 x_fact 7.835052 y_fact 17.319588
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 
0.000000 0.000000 0.477546 0.000000 0.289914 0.460792 
0.000000 0.477546 0.000000 0.263890 0.000000 0.483731 
0.000000 0.000000 0.263890 0.000000 0.000000 0.000000 
0.000000 0.289914 0.000000 0.000000 0.000000 0.322577 
0.000000 0.460792 0.483731 0.000000 0.322577 0.000000