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2 "中华检验医学杂志" 0.0 0.0 0.0 x_fact 0.306091 y_fact 2.754821
3 "中华医学杂志" 0.0 0.0 0.0 x_fact 3.673095 y_fact 6.274870
4 "世界华人消化杂志" 0.0 0.0 0.0 x_fact 1.040710 y_fact 37.067646
5 "WorldJournalOfGastroenterolog" 0.0 0.0 0.0 x_fact 23.752678 y_fact 50.581573
*Matrix 
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0.000000 0.000000 0.217372 0.000000 0.000000 
0.598538 0.217372 0.000000 0.506423 0.553141 
0.494848 0.000000 0.506423 0.000000 0.680398 
0.439887 0.000000 0.553141 0.680398 0.000000