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1 "给水排水" 0.0 0.0 0.0 x_fact 14.092141 y_fact 43.360434
2 "华中科技大学学报城市科学版" 0.0 0.0 0.0 x_fact 4.065041 y_fact 4.607046
3 "中国给水排水" 0.0 0.0 0.0 x_fact 20.596206 y_fact 52.032520
*Matrix 
0.000000 0.902515 0.852696 
0.902515 0.000000 0.973302 
0.852696 0.973302 0.000000