Professor
Supervisor of Master's Candidates
Hits:
Affiliation of Author(s):数学与统计学院
Teaching and Research Group:数学教研室
Journal:数学的实践与认识
Funded by:自选课题
Key Words:GM(1,1)模型;;波形预测;;残差修正GM(1,1)模型
Abstract:针对给出的函数y=f(x),x∈[a,b],将其值域进行n等分,设yi为其中任一分点,对应x=xi(i=1,2,…,m),用GM(1,1)模型对序列{x1,x2,…,xm}进行预测,得到曲线y=f(x)在下一段时间与直线y=yi的交点位置.当GM(1,1)模型的误差较大时,可利用带有残差修正的GM(1,1)模型进行残差修正,以提高GM(1,1)模型预测值的精确度.
First Author:jiyuezhi
Indexed by:Journal paper
Volume:39
Issue:08
Page Number:3
ISSN No.:1000-0984
Translation or Not:no
CN No.:11-2018/O1
Date of Publication:2009-04-23