ON THE EXPECTATION OF THE PRODUCT OF 4 MATRIX-VALUED GAUSSIAN RANDOM-VARIABLES

被引:89
作者
JANSSEN, PHM [1 ]
STOICA, P [1 ]
机构
[1] INST POLITECN BUCURESTI,FAC AUTOMAT,BUCHAREST,ROMANIA
关键词
CONTROL SYSTEMS -- Estimation;
D O I
10.1109/9.1319
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The formula for the expectation of the product of four scalar real Gaussian random variables is generalized to matrix-valued (real or complex) Gaussian random variables. As an application of the extended formula, a simple derivation is presented of the covariance matrix of instrumental variable (IV) estimates of parameters in multivariable regression models.
引用
收藏
页码:867 / 870
页数:4
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