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多元线性模型中的条件最优预测
Conditional Optimal Prediction in Multivariate Linear Model
【摘要】 研究了带线性等式约束下任意秩多元线性模型中条件可预测变量的最优预测.特别地考虑了一类特殊的预测函数:-线性预测函数,给出了条件-线性可预测变量和条件最优-线性无偏预测的定义.得到了条件-线性可预测变量的条件最优-线性无偏预测,并证明了它在几乎处处意义下的唯一性.
【Abstract】 The conditional optimal prediction of the conditional predictable variable in the multivariate linear model with arbitrary rank and linear equality constrains was investigated. Specifically , a class of special prediction function:φlinear prediction function was considered, and the definitions of the conditional φlinear predictable variable and the conditional optimal φlinear unbiased predictor were given.The conditional optimum φlinear unbiased predictors of the conditional φlinear predictable variable, which is unique with probability one, were obtained.
【关键词】 线性等式约束;
多元线性模型;
条件最优预测;
条件-线性预测;
【Key words】 linear equality constraints; multivariate linear model; conditional optimal prediction; conditional φ-linear predictor;
【Key words】 linear equality constraints; multivariate linear model; conditional optimal prediction; conditional φ-linear predictor;
【基金】 国家自然科学基金资助项目(10101006)
- 【文献出处】 湖南大学学报(自然科学版) ,Journal of Hunan University (Natural Science) , 编辑部邮箱 ,2003年01期
- 【分类号】O212.4
- 【被引频次】7
- 【下载频次】108