*Vertices 4
1 "地理学报" 0.0 0.0 0.0 x_fact 2.343750 y_fact 17.522321
2 "经济地理" 0.0 0.0 0.0 x_fact 11.495536 y_fact 18.303571
3 "城市规划汇刊" 0.0 0.0 0.0 x_fact 23.772321 y_fact 32.477679
4 "城市规划" 0.0 0.0 0.0 x_fact 7.589286 y_fact 31.696429
*Matrix 
0.000000 0.645683 0.000000 0.000000 
0.645683 0.000000 0.591417 0.511319 
0.000000 0.591417 0.000000 0.968750 
0.000000 0.511319 0.968750 0.000000