*Vertices 3
1 "金属学报" 0.0 0.0 0.0 x_fact 3.096539 y_fact 31.693989
2 "中国有色金属学报" 0.0 0.0 0.0 x_fact 11.111111 y_fact 59.198543
3 "兵器材料科学与工程" 0.0 0.0 0.0 x_fact 5.646630 y_fact 9.107468
*Matrix 
0.000000 0.298751 0.574312 
0.298751 0.000000 0.660590 
0.574312 0.660590 0.000000