Yang, Guoqing; Wu, Qiguang Admissibilities of linear estimator in a class of linear models with a multivariate \(t\) error variable. (English) Zbl 1233.62014 Sci. China, Math. 53, No. 8, 2011-2019 (2010). MSC: 62C15 62H12 62J05 PDFBibTeX XMLCite \textit{G. Yang} and \textit{Q. Wu}, Sci. China, Math. 53, No. 8, 2011--2019 (2010; Zbl 1233.62014) Full Text: DOI
Wu, Qi-Guang; Noda, Kazuo Admissibilities of matrix linear estimators multivariate linear models. (English) Zbl 1103.62004 J. Stat. Plann. Inference 136, No. 11, 3852-3870 (2006). MSC: 62C15 62H12 62J05 62J07 PDFBibTeX XMLCite \textit{Q.-G. Wu} and \textit{K. Noda}, J. Stat. Plann. Inference 136, No. 11, 3852--3870 (2006; Zbl 1103.62004) Full Text: DOI
Xu, Xingzhong; Wu, Qiguang NS conditions of admissibility for the linear estimator of normal mean with unknown variance. (English) Zbl 1083.62004 Acta Math. Sin., Engl. Ser. 21, No. 5, 1083-1086 (2005). MSC: 62C15 62H12 62J05 PDFBibTeX XMLCite \textit{X. Xu} and \textit{Q. Wu}, Acta Math. Sin., Engl. Ser. 21, No. 5, 1083--1086 (2005; Zbl 1083.62004) Full Text: DOI
Yang, Guo-Qing; Wu, Qi-Guang Existence conditions for the uniformly minimum risk unbiased estimators in a class of linear models. (English) Zbl 1032.62063 J. Multivariate Anal. 88, No. 1, 76-88 (2004). MSC: 62J05 62H12 PDFBibTeX XMLCite \textit{G.-Q. Yang} and \textit{Q.-G. Wu}, J. Multivariate Anal. 88, No. 1, 76--88 (2004; Zbl 1032.62063) Full Text: DOI
Wu, Qiguang; Yang, Guoqing Existence of the uniformly minimum risk equivariant estimators of parameters in a class of normal linear models. (English) Zbl 1098.62536 Sci. China, Ser. A 45, No. 7, 845-858 (2002). MSC: 62H12 62J10 62J05 PDFBibTeX XMLCite \textit{Q. Wu} and \textit{G. Yang}, Sci. China, Ser. A 45, No. 7, 845--858 (2002; Zbl 1098.62536)
Wu, Qiguang; Xu, Xingzhong Some results on parameter estimation in a linear model with structural change. (English. Chinese original) Zbl 0995.62061 Chin. J. Contemp. Math. 22, No. 4, 383-392 (2001); translation from Chin. Ann. Math., Ser. A 22, No. 5, 607-616 (2001). MSC: 62H12 62J05 62C15 62C20 PDFBibTeX XMLCite \textit{Q. Wu} and \textit{X. Xu}, Chin. J. Contemp. Math. 22, No. 4, 607--616 (2001; Zbl 0995.62061); translation from Chin. Ann. Math., Ser. A 22, No. 5, 607--616 (2001)
Xu, Xingzhong; Wu, Qiguang Linear admissible estimators of regression coefficients under balanced loss. (Chinese. English summary) Zbl 0961.62006 Acta Math. Sci. (Chin. Ed.) 20, No. 4, 468-473 (2000). MSC: 62C15 62J05 PDFBibTeX XMLCite \textit{X. Xu} and \textit{Q. Wu}, Acta Math. Sci. (Chin. Ed.) 20, No. 4, 468--473 (2000; Zbl 0961.62006)
Wu, Qiguang Existence of SURU estimators in SURE model with special covariance structures. (English) Zbl 0942.62508 Chin. Sci. Bull. 42, No. 14, 1149-1151 (1997). MSC: 62H12 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Chin. Sci. Bull. 42, No. 14, 1149--1151 (1997; Zbl 0942.62508) Full Text: DOI
Wu, Qiguang; Feng, Tai; Dong, Xiuyuan A note on parameter estimation in growth curve models. (Chinese. English summary) Zbl 0880.62062 Appl. Math., Ser. A (Chin. Ed.) 12, No. 3, 311-320 (1997). MSC: 62H12 62J99 PDFBibTeX XMLCite \textit{Q. Wu} et al., Appl. Math., Ser. A (Chin. Ed.) 12, No. 3, 311--320 (1997; Zbl 0880.62062)
Fang, Kai-Tai; Lam, Peter C. B.; Wu, Qi-Guang Estimation for seemingly unrelated regression equations. (English) Zbl 0872.62007 Stat. Decis. 15, No. 2, 183-189 (1997). MSC: 62C20 62J05 62C15 62C99 62A01 PDFBibTeX XMLCite \textit{K.-T. Fang} et al., Stat. Decis. 15, No. 2, 183--189 (1997; Zbl 0872.62007)
Wu, Qiguang Quadratic estimators of quadratic functions with parameters in normal linear models. (English) Zbl 0843.62009 Acta Math. Appl. Sin., Engl. Ser. 11, No. 4, 378-388 (1995). MSC: 62C15 62H12 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Appl. Sin., Engl. Ser. 11, No. 4, 378--388 (1995; Zbl 0843.62009) Full Text: DOI
Wu, Qiguang Existence of the uniformly minimum risk unbiased estimator in seemingly unrelated regression system. (English) Zbl 0832.62051 Acta Math. Sin., New Ser. 11, No. 1, 23-28 (1995). MSC: 62H12 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Sin., New Ser. 11, No. 1, 23--28 (1995; Zbl 0832.62051) Full Text: DOI
Wu, Qiguang Necessary and sufficient conditions for the existence of the UMRE estimator in growth curve models. (English) Zbl 0821.62027 Sci. China, Ser. A 38, No. 3, 287-297 (1995). MSC: 62H12 62J99 62A01 PDFBibTeX XMLCite \textit{Q. Wu}, Sci. China, Ser. A 38, No. 3, 287--297 (1995; Zbl 0821.62027)
Wu, Qiguang Necessary and sufficient conditions for the existence of UMRU estimators in growth curve model. (English) Zbl 0795.62054 Chin. Sci. Bull. 39, No. 2, 89-92 (1994). MSC: 62H12 62J99 PDFBibTeX XMLCite \textit{Q. Wu}, Chin. Sci. Bull. 39, No. 2, 89--92 (1994; Zbl 0795.62054)
Wu, Qiguang Inadmissibility and admissibility results for unbiased loss estimators based on Gauss-Markov estimators. (English) Zbl 0788.62011 Acta Math. Appl. Sin., Engl. Ser. 9, No. 3, 281-288 (1993). MSC: 62C15 62J05 62H12 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Appl. Sin., Engl. Ser. 9, No. 3, 281--288 (1993; Zbl 0788.62011) Full Text: DOI
Wu, Qiguang; Zang, Chunabo Some results on parameter estimation in linear models with prior information. (English) Zbl 0803.62006 Chin. Sci. Bull. 38, No. 16, 1321-1324 (1993). Reviewer: E.W.Grafarend (Stuttgart) MSC: 62C20 62J05 PDFBibTeX XMLCite \textit{Q. Wu} and \textit{C. Zang}, Chin. Sci. Bull. 38, No. 16, 1321--1324 (1993; Zbl 0803.62006)
Wu, Qiguang On admissibility of estimators for parameters in linear models. (English) Zbl 0789.62010 Chen, X. R. (ed.) et al., The development of statistics: recent contributions from China. Harlow: Longman Scientific & Technical. Pitman Res. Notes Math. Ser. 258, 179-198 (1992). MSC: 62C15 62J05 01A25 01A65 PDFBibTeX XMLCite \textit{Q. Wu}, Pitman Res. Notes Math. Ser. 258, 179--198 (1992; Zbl 0789.62010)
Wu, Qiguang On the inadmissibility and admissibility of some unbiased loss estimators in linear models. (Chinese) Zbl 0767.62008 Acta Math. Sin. 35, No. 4, 516-526 (1992). Reviewer: D.Y.Huang (Taipei) MSC: 62C15 62H12 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Sin. 35, No. 4, 516--526 (1992; Zbl 0767.62008)
Wu, Qi-Guang All admissible linear estimators of stochastic regression coefficients and parameters. (Chinese. English summary) Zbl 0733.62070 J. Syst. Sci. Math. Sci. 11, No. 4, 306-312 (1991). MSC: 62J05 62C15 PDFBibTeX XMLCite \textit{Q.-G. Wu}, J. Syst. Sci. Math. Sci. 11, No. 4, 306--312 (1991; Zbl 0733.62070)
Wu, Qiguang; Chen, Jianbao All admissible linear estimates of regression coefficients under matrix loss. (English) Zbl 0724.62012 Syst. Sci. Math. Sci. 2, No. 1, 80-91 (1989). MSC: 62C15 62H12 62J05 PDFBibTeX XMLCite \textit{Q. Wu} and \textit{J. Chen}, Syst. Sci. Math. Sci. 2, No. 1, 80--91 (1989; Zbl 0724.62012)
Dong, Liming; Wu, Qiguang Necessary and sufficient conditions for an estimate of stochastic regression coefficients and parameters to be admissible among the class of homogeneous linear estimates (linear estimates) under the quadratic loss function. (Chinese) Zbl 0669.62036 Acta Math. Sin. 31, No. 2, 145-157 (1988). MSC: 62H12 62J05 62C15 PDFBibTeX XMLCite \textit{L. Dong} and \textit{Q. Wu}, Acta Math. Sin. 31, No. 2, 145--157 (1988; Zbl 0669.62036)
Wu, Qiguang Admissibility of linear estimates of stochastic regression coefficients and parameters under matrix loss. (Chinese. English summary) Zbl 0662.62076 J. Syst. Sci. Math. Sci. 8, No. 1, 1-10 (1988). MSC: 62J05 62C15 PDFBibTeX XMLCite \textit{Q. Wu}, J. Syst. Sci. Math. Sci. 8, No. 1, 1--10 (1988; Zbl 0662.62076)
Wu, Qiguang Several results on admissibility of a linear estimate of stochastic regression coefficients and parameters. (Chinese. English summary) Zbl 0661.62041 Acta Math. Appl. Sin. 11, No. 1, 95-106 (1988). MSC: 62H12 62C15 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Appl. Sin. 11, No. 1, 95--106 (1988; Zbl 0661.62041)
Wu, Qiguang Admissibility of nonhomogeneous linear estimates of regression coefficient under matrix loss function. (Chinese. English summary) Zbl 0635.62005 Acta Math. Appl. Sin. 10, 428-433 (1987). MSC: 62C15 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Appl. Sin. 10, 428--433 (1987; Zbl 0635.62005)
Wu, Qiguang Admissibility of linear estimators of regression coefficients in a general Gauss-Markov model. (Chinese. English summary) Zbl 0594.62074 Acta Math. Appl. Sin. 9, 251-256 (1986). MSC: 62J05 62C15 PDFBibTeX XMLCite \textit{Q. Wu}, Acta Math. Appl. Sin. 9, 251--256 (1986; Zbl 0594.62074)
Chen, Xiru; Chen, Guijing; Wu, Qiguang; Zhao, Lincheng Theory of estimation of parameters in linear models. (Chinese) Zbl 0623.62063 Chuncui Shuxue yu Yingyong Shuxue Zhuanzhu (Monographs in Pure and Applied Mathematics), 14. Beijing: Kexue Chubanshe (Science Press). IV, 252 p. (1985). Reviewer: Wang Songgui MSC: 62J05 62-02 62C15 PDFBibTeX XML
Wu, Qiguang A further discussion on admissibility of linear estimates of regression coefficients under the matrix loss function. (Chinese. English summary) Zbl 0584.62001 J. Syst. Sci. Math. Sci. 5, 107-113 (1985). Reviewer: J.H.Tian MSC: 62C15 62J05 62H12 PDFBibTeX XMLCite \textit{Q. Wu}, J. Syst. Sci. Math. Sci. 5, 107--113 (1985; Zbl 0584.62001)
Chen, Guijing; Wu, Qiguang; Zhao, Lincheng Some theoretical results of Chinese mathematical statisticians in the recent five years. I. (Chinese) Zbl 0599.62002 J. Math. Res. Expo. 1983, No. 4, 109-120 (1983). MSC: 62-02 01A65 62J05 62F12 PDFBibTeX XMLCite \textit{G. Chen} et al., J. Math. Res. Expo. 1983, No. 4, 109--120 (1983; Zbl 0599.62002)
Wu, Qiguang Admissibility of linear estimates of regression coefficient under matrix loss function. (English) Zbl 0515.62010 Kexue Tongbao, Foreign Lang. Ed. 28, 155-158 (1983). MSC: 62C15 62J05 PDFBibTeX XMLCite \textit{Q. Wu}, Kexue Tongbao, Sci. Bull. 28, 155--158 (1983; Zbl 0515.62010)
Wu, Qi-guang A note on the linear admissible estimates. (Chinese) Zbl 0514.62012 Acta Math. Appl. Sin. 5, 19-24 (1982). MSC: 62C15 62J05 PDFBibTeX XMLCite \textit{Q.-g. Wu}, Acta Math. Appl. Sin. 5, 19--24 (1982; Zbl 0514.62012)
Wu, Qiguang; Cheng, Ping; Li, Guoying Admissibility of quadratic estimates of error variance in linear models. (English) Zbl 0481.62006 Sci. Sin., Ser. A 25, 113-124 (1982). MSC: 62C15 62J05 62H12 PDFBibTeX XMLCite \textit{Q. Wu} et al., Sci. Sin., Ser. A 25, 113--124 (1982; Zbl 0481.62006)
Wu, Qiguang; Cheng, Ping; Li, Guoying Further discussion on admissibility of quadratic form estimators of error variance in linear models. (Chinese. English summary) Zbl 1183.62093 J. Syst. Sci. Math. Sci. 1, No. 2, 112-127 (1981). MSC: 62H12 62C15 62J05 PDFBibTeX XMLCite \textit{Q. Wu} et al., J. Syst. Sci. Math. Sci. 1, 112--127 (1981; Zbl 1183.62093) Full Text: Link