*Vertices 9
1 "中南大学学报" 0.0 0.0 0.0 x_fact 2.129925 y_fact 5.058573
2 "中国钨业" 0.0 0.0 0.0 x_fact 3.407881 y_fact 4.632588
3 "硬质合金" 0.0 0.0 0.0 x_fact 2.023429 y_fact 3.940362
4 "中国有色金属学报" 0.0 0.0 0.0 x_fact 5.005325 y_fact 19.062833
5 "粉末冶金技术" 0.0 0.0 0.0 x_fact 2.502662 y_fact 3.993610
6 "稀有金属材料与工程" 0.0 0.0 0.0 x_fact 4.366347 y_fact 35.410011
7 "材料导报" 0.0 0.0 0.0 x_fact 13.471778 y_fact 21.086262
8 "粉末冶金工业" 0.0 0.0 0.0 x_fact 3.301384 y_fact 3.727370
9 "兵器材料科学与工程" 0.0 0.0 0.0 x_fact 2.076677 y_fact 3.088392
*Matrix 
0.000000 0.363586 0.000000 0.487660 0.372658 0.000000 0.338014 0.290798 0.317815 
0.363586 0.000000 0.746743 0.237474 0.470678 0.000000 0.387497 0.751271 0.341109 
0.000000 0.746743 0.000000 0.000000 0.500284 0.366968 0.354681 0.807775 0.258664 
0.487660 0.237474 0.000000 0.000000 0.465143 0.000000 0.600915 0.497015 0.647473 
0.372658 0.470678 0.500284 0.465143 0.000000 0.222011 0.516271 0.858508 0.456168 
0.000000 0.000000 0.366968 0.000000 0.222011 0.000000 0.357292 0.335980 0.438970 
0.338014 0.387497 0.354681 0.600915 0.516271 0.357292 0.000000 0.570384 0.668319 
0.290798 0.751271 0.807775 0.497015 0.858508 0.335980 0.570384 0.000000 0.552405 
0.317815 0.341109 0.258664 0.647473 0.456168 0.438970 0.668319 0.552405 0.000000