A robust generalized Bayes estimator improving on the James-Stein estimator for spherically symmetric distributions

A robust generalized Bayes estimator improving on the James-Stein estimator for spherically symmetric distributions
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改进球对称分布的 James-Stein 估计器的鲁棒广义贝叶斯估计器

DOI:
10.1524/stnd.21.1.69.20318
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发表时间:
2003
影响因子:
1.5
通讯作者:
Yuzo Maruyama
Yuzo Maruyama
中科院分区:
--
文献类型:
--
作者:
Yuzo Maruyama

文献摘要

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考虑了球对称分布的均值向量的二次损失估计问题。给出了一种改进的James-Stein估计的鲁棒广义Bayes估计。
The problem of estimating a mean vector for spherically symmetric distributions with the quadratic loss function is considered. A robust generalized Bayes estimator improving on the James-Stein estimator is given.