*Vertices 3
1 "中国皮革" 0.0 0.0 0.0 x_fact 10.507246 y_fact 59.782609
2 "陕西科技大学学报" 0.0 0.0 0.0 x_fact 1.086957 y_fact 5.434783
3 "皮革科学与工程" 0.0 0.0 0.0 x_fact 23.188406 y_fact 34.782609
*Matrix 
0.000000 0.359618 0.920387 
0.359618 0.000000 0.256785 
0.920387 0.256785 0.000000