*Vertices 3
1 "地理科学进展" 0.0 0.0 0.0 x_fact 5.479452 y_fact 50.228311
2 "测绘科学" 0.0 0.0 0.0 x_fact 1.369863 y_fact 47.488584
3 "地球信息科学" 0.0 0.0 0.0 x_fact 1.826484 y_fact 2.283105
*Matrix 
0.000000 0.000000 0.725178 
0.000000 0.000000 0.679701 
0.725178 0.679701 0.000000