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Preprocessing in data mining of structure safety control of large port machine

MI Weijian1, XU Ziqi1, LIU Yuan2 (1. College of Logistics Eng., Shanghai Maritime Univ., Shanghai 200135, China; 2. School of Mechanical Eng., Tongji Univ., Shanghai 201804, China)  
The data preprocessing in the data mining of structure safety control of large port machine is studied. By integration, selection and transformation of the original data, the data aggregation and data quality control are realized, and the data set used in the data mining is established.
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