Optimality of equidistant sampling designs for the Brownian motion with a quadratic drift

被引:7
作者
Harman, Radoslav [1 ]
Stulajter, Frantisek [1 ]
机构
[1] Comenius Univ, Dept Appl Math & Stat, Fac Math Phys & Informat, Bratislava, Slovakia
关键词
Brownian motion; Estimation; Loewner ordering; Optimal design; Prediction; Wiener process; CORRELATED ERRORS; REGRESSION PROBLEMS; PARAMETERS;
D O I
10.1016/j.jspi.2011.02.025
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
In the paper we show that the equidistant sampling designs are optimal for the model of Brownian motion with a quadratic drift and for any of its submodels. This result holds for all Loewner isotonic criteria of parametric optimality continuous on the set of regular information matrices, as well as for the mean squared error of the best linear unbiased predictor. (C) 2011 Elsevier B.V. All rights reserved.
引用
收藏
页码:2750 / 2758
页数:9
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