Prediction model of interval grey number based on DGM(1,1)

查看全文 作　　者：Bo [1,2]Zeng;Sifeng [2]Liu;Naiming [2]Xie

机构地区：[1]College of Business Planning, Chongqing Technology and Business University, Chongqing 400067, E R. China;[2]College of Economics and Management, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, P. R. China

出　　处：《Journal of Systems Engineering and Electronics》索引2010年第21卷第4期,共6页

基　　金：supported by the National Natural Science Foundation of China(70840012;90924022);the Ph.D.Thesis Innovation and Excellent Foundation of Nanjing University of Aeronautics and Astronautics(2010) 摘　　要：In grey system theory,the studies in the field of grey prediction model are focused on real number sequences,rather than grey number ones.Hereby,a prediction model based on interval grey number sequences is proposed.By mining the geometric features of interval grey number sequences on a two-dimensional surface,all the interval grey numbers are converted into real numbers by means of certain algorithm,and then the prediction model is established based on those real number sequences.The entire process avoids the algebraic operations of grey number,and the prediction problem of interval grey number is usefully solved.Ultimately,through an example's program simulation,the validity and practicability of this novel model are verified. 关键词：灰色预测模型灰色系统理论区间灰数副总经理实数序列数字序列灰预测模型几何特征

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Prediction model of interval grey number based on DGM(1,1)

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