*Vertices 11
1 "干旱区地理" 0.0 0.0 0.0 x_fact 1.075269 y_fact 5.153875
2 "干旱区研究" 0.0 0.0 0.0 x_fact 2.039303 y_fact 4.801631
3 "中国沙漠" 0.0 0.0 0.0 x_fact 3.930293 y_fact 11.271783
4 "地理学报" 0.0 0.0 0.0 x_fact 3.374119 y_fact 5.895439
5 "植物生态学报" 0.0 0.0 0.0 x_fact 10.493141 y_fact 13.570634
6 "西北植物学报" 0.0 0.0 0.0 x_fact 1.742677 y_fact 5.376344
7 "干旱地区农业研究" 0.0 0.0 0.0 x_fact 1.946607 y_fact 3.596589
8 "水土保持学报" 0.0 0.0 0.0 x_fact 1.742677 y_fact 10.085280
9 "新疆农业大学学报" 0.0 0.0 0.0 x_fact 0.148313 y_fact 0.760104
10 "生态学报" 0.0 0.0 0.0 x_fact 8.898776 y_fact 22.562106
11 "应用生态学报" 0.0 0.0 0.0 x_fact 8.954394 y_fact 16.926214
*Matrix 
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