*Vertices 5
1 "西北植物学报" 0.0 0.0 0.0 x_fact 4.384683 y_fact 10.990938
2 "作物学报" 0.0 0.0 0.0 x_fact 2.075417 y_fact 10.347852
3 "干旱地区农业研究" 0.0 0.0 0.0 x_fact 4.355452 y_fact 8.389360
4 "农业工程学报" 0.0 0.0 0.0 x_fact 4.033908 y_fact 16.924876
5 "应用生态学报" 0.0 0.0 0.0 x_fact 3.303128 y_fact 53.346975
*Matrix 
0.000000 0.382734 0.375280 0.000000 0.314958 
0.382734 0.000000 0.325157 0.000000 0.000000 
0.375280 0.325157 0.000000 0.408568 0.231589 
0.000000 0.000000 0.408568 0.000000 0.000000 
0.314958 0.000000 0.231589 0.000000 0.000000