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数据拟合函数的加权最小二乘积分法
引用本文:程毛林.数据拟合函数的加权最小二乘积分法[J].数学的实践与认识,2012,42(4):70-76.
作者姓名:程毛林
作者单位:苏州科技学院数理学院,江苏苏州,215009
摘    要:数据拟合的方法很多,每种方法各有特点.探讨了积分准则下的数据加权拟合函数的方法,称为加权最小二乘积分法,并给出了三个常用拟合函数具体形式.

关 键 词:数据拟合  基函数  加权最小二乘积分法

The Weighted Least Squares Integral Method of Data Fitting Function
CHENG Mao-lin.The Weighted Least Squares Integral Method of Data Fitting Function[J].Mathematics in Practice and Theory,2012,42(4):70-76.
Authors:CHENG Mao-lin
Institution:CHENG Mao-lin (School of Mathematics and Physics,University of Science and Technology of Suzhou,Suzhou 215009,China)
Abstract:The data fitting has a good many methods,each method has itself characteristic. This paper discuss the the method of dada fitting in intergral rule,that is intituled the weighted least squares integral method,and gives three format of fitting function in common use.
Keywords:data fitting  radicel function  weighted least squares integral method
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