*Vertices 3
1 "植物生态学报" 0.0 0.0 0.0 x_fact 3.604383 y_fact 7.929642
2 "生态学报" 0.0 0.0 0.0 x_fact 11.188005 y_fact 26.412918
3 "应用生态学报" 0.0 0.0 0.0 x_fact 16.291811 y_fact 65.657439
*Matrix 
0.000000 0.742016 0.429656 
0.742016 0.000000 0.577768 
0.429656 0.577768 0.000000