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1 "北京师范大学学报自然科学版" 0.0 0.0 0.0 x_fact 3.674541 y_fact 16.010499
2 "模糊系统与数学" 0.0 0.0 0.0 x_fact 11.548556 y_fact 29.133858
3 "系统工程学报" 0.0 0.0 0.0 x_fact 5.774278 y_fact 17.585302
4 "系统工程理论与实践" 0.0 0.0 0.0 x_fact 6.824147 y_fact 37.270341
*Matrix 
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0.325115 0.000000 0.288479 0.315934 
0.000000 0.288479 0.000000 0.533700 
0.000000 0.315934 0.533700 0.000000