*Vertices 5
1 "遗传学报" 0.0 0.0 0.0 x_fact 1.933333 y_fact 8.800000
2 "中国农业科学" 0.0 0.0 0.0 x_fact 15.400000 y_fact 32.133333
3 "作物学报" 0.0 0.0 0.0 x_fact 13.866667 y_fact 32.733333
4 "植物病理学报" 0.0 0.0 0.0 x_fact 1.400000 y_fact 4.733333
5 "玉米科学" 0.0 0.0 0.0 x_fact 8.466667 y_fact 21.600000
*Matrix 
0.000000 0.349094 0.389268 0.000000 0.000000 
0.349094 0.000000 0.818611 0.296724 0.323050 
0.389268 0.818611 0.000000 0.249579 0.336727 
0.000000 0.296724 0.249579 0.000000 0.000000 
0.000000 0.323050 0.336727 0.000000 0.000000