*Vertices 11
1 "干旱区地理" 0.0 0.0 0.0 x_fact 2.099421 y_fact 7.408301
2 "干旱区研究" 0.0 0.0 0.0 x_fact 1.665058 y_fact 5.260618
3 "中国沙漠" 0.0 0.0 0.0 x_fact 3.547297 y_fact 13.103282
4 "地理科学" 0.0 0.0 0.0 x_fact 3.185328 y_fact 12.886100
5 "冰川冻土" 0.0 0.0 0.0 x_fact 1.785714 y_fact 13.248069
6 "地理学报" 0.0 0.0 0.0 x_fact 9.194015 y_fact 12.475869
7 "地理研究" 0.0 0.0 0.0 x_fact 3.667954 y_fact 8.204633
8 "地理科学进展" 0.0 0.0 0.0 x_fact 2.147683 y_fact 4.971042
9 "水土保持学报" 0.0 0.0 0.0 x_fact 1.496139 y_fact 12.355212
10 "自然资源学报" 0.0 0.0 0.0 x_fact 4.054054 y_fact 5.839768
11 "资源科学" 0.0 0.0 0.0 x_fact 2.485521 y_fact 4.247104
*Matrix 
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0.000000 0.000000 0.000000 0.000000 0.000000 0.436563 0.260129 0.000000 0.000000 0.216285 0.279452 
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0.000000 0.000000 0.000000 0.260129 0.000000 0.619145 0.000000 0.284478 0.000000 0.337177 0.295179 
0.000000 0.000000 0.000000 0.000000 0.000000 0.551835 0.284478 0.000000 0.000000 0.435231 0.302083 
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0.000000 0.000000 0.000000 0.216285 0.000000 0.670016 0.337177 0.435231 0.331250 0.000000 0.809668 
0.000000 0.000000 0.000000 0.279452 0.000000 0.485349 0.295179 0.302083 0.000000 0.809668 0.000000