| GM(2,1)模型的残差拟合及数值解 |
| |
| 引用本文： | 吴强,陈海明.GM(2,1)模型的残差拟合及数值解[J].河北科技大学学报,2000,21(2):22-26. |
| |
| 作者姓名： | 吴强 陈海明 |
| |
| 作者单位： | 长沙工程兵学院数学教研室,湖南长沙,410072 |
| |
| 摘 要： | 用样条函数对ＧＭ（２，１）模型的残差序列进行插值拟合，然后作用于二阶线性微分方程，并以此修正原模型，得到一种新的预测模型ＧＳＭ（２，１）的数值解。
|
| 关 键 词： | GM(2 1)模型 样条函数 拟合 数值解 |
| 修稿时间： | 1999-03-23 |
Error Fitting and Numerical Solution of GM(2,1) Model |
| |
| WU Qiang,CHEN Hai-ming.Error Fitting and Numerical Solution of GM(2,1) Model[J].Journal of Hebei University of Science and Technology,2000,21(2):22-26. |
| |
| Authors: | WU Qiang CHEN Hai-ming |
| |
| Abstract: | A new numerical solution of predication mode1 GSM (2, 1 ) can be gained by use of spline function to fit the residue order of GM (2,1)model,and it acts on the second-order linear differential equation and corrects the original model. |
| |
| Keywords: | GM (2 1) model spline function fitting numerical solution |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
