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Admissibility for Nonhomogeneous Linear Estimates on Multivariate Random Regression Coefficients and Parameters
作者姓名:艾明要  刘敬敏
作者单位:Ai Mingyao;Liu Jingmin(Henan Institute of Finance and Economics,Zhengzhou) (Kaifeng Second Normal School)
摘    要:61..IntroductionLetA,BaretwomatriceslthesignA>odenotesthatAisanon-negativedefinitesquarematrixFA>BdenotesA-B>OIA>odenotesthatAisaPoSitivedefinitesquarematrix;A>BdenotesA-B>OFp(A)denotesthelinearspaceextendedbycolumnvectorsofAFA denoteSMcore-PenrosegeneralinversionofA,i.e.A satisfies:AA A=A,A AA =A ,A AandAA botharesymmetriclA-denotesthesignu-"generalinversionofA,i.e.A-satisfies:AA-A=A3Adenotestherow-drawingstraightvectorofA;A@BdenotestheKrcrneckerpreductofAandB3tr(A)denot…


Admissibilty for Nonhomogeneous Linear Estimates on Multivariate Random Regression Coefficients and Parameters
Ai Mingyao,Liu Jingmin.Admissibility for Nonhomogeneous Linear Estimates on Multivariate Random Regression Coefficients and Parameters[J].Chinese Quarterly Journal of Mathematics,1997(3).
Authors:Ai Mingyao  Liu Jingmin
Abstract:In this paper,we consider the admissibility for nonhomogeneous linear estimates on regression coefficients and parameters in multivariate random effect linear model and give eight definitions of different forms for admissibility. We not only prove that they can be divided into three identical subclasses,but also gain three kinds of necessary and sufficient conditions.
Keywords:multivariate linear model  random effect  admissibility
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