Arashi, M.; Roozbeh, Mahdi Some improved estimation strategies in high-dimensional semiparametric regression models with application to riboflavin production data. (English) Zbl 1419.62079 Stat. Pap. 60, No. 3, 317-336 (2019). MSC: 62G08 62J05 62J07 62G20 62P10 PDFBibTeX XMLCite \textit{M. Arashi} and \textit{M. Roozbeh}, Stat. Pap. 60, No. 3, 667--686 (2019; Zbl 1419.62079) Full Text: DOI
Roozbeh, Mahdi; Arashi, Mohammad Least-trimmed squares: asymptotic normality of robust estimator in semiparametric regression models. (English) Zbl 07191992 J. Stat. Comput. Simulation 87, No. 6, 1130-1147 (2017). MSC: 62J05 62G08 62J20 62G35 PDFBibTeX XMLCite \textit{M. Roozbeh} and \textit{M. Arashi}, J. Stat. Comput. Simulation 87, No. 6, 1130--1147 (2017; Zbl 07191992) Full Text: DOI
Roozbeh, Mahdi; Arashi, Mohammad Shrinkage ridge regression in partial linear models. (English) Zbl 1348.62146 Commun. Stat., Theory Methods 45, No. 20, 6022-6044 (2016). MSC: 62G08 62J05 62J07 PDFBibTeX XMLCite \textit{M. Roozbeh} and \textit{M. Arashi}, Commun. Stat., Theory Methods 45, No. 20, 6022--6044 (2016; Zbl 1348.62146) Full Text: DOI
Roozbeh, Mahdi; Arashi, Mohammad New ridge regression estimator in semiparametric regression models. (English) Zbl 1348.62145 Commun. Stat., Simulation Comput. 45, No. 10, 3683-3715 (2016). MSC: 62G08 62J05 62J07 PDFBibTeX XMLCite \textit{M. Roozbeh} and \textit{M. Arashi}, Commun. Stat., Simulation Comput. 45, No. 10, 3683--3715 (2016; Zbl 1348.62145) Full Text: DOI
Roozbeh, Mahdi; Babaie-Kafaki, Saman; Arashi, Mohammad A class of biased estimators based on QR decomposition. (English) Zbl 1347.62136 Linear Algebra Appl. 508, 190-205 (2016). MSC: 62J05 15A18 62J07 PDFBibTeX XMLCite \textit{M. Roozbeh} et al., Linear Algebra Appl. 508, 190--205 (2016; Zbl 1347.62136) Full Text: DOI
Akdeniz, Fikri; Duran, Esra Akdeniz; Roozbeh, Mahdi; Arashi, Mohammad Efficiency of the generalized difference-based Liu estimators in semiparametric regression models with correlated errors. (English) Zbl 1457.62104 J. Stat. Comput. Simulation 85, No. 1, 147-165 (2015). MSC: 62G08 62J07 PDFBibTeX XMLCite \textit{F. Akdeniz} et al., J. Stat. Comput. Simulation 85, No. 1, 147--165 (2015; Zbl 1457.62104) Full Text: DOI
Roozbeh, Mahdi; Arash, Mohammad; Kibria, Gholam Generalized ridge regression estimator in semiparametric regression models. (English) Zbl 1424.62123 J. Iran. Stat. Soc. JIRSS 14, No. 1, 25-62 (2015). MSC: 62J07 62K10 62P20 65C05 PDFBibTeX XMLCite \textit{M. Roozbeh} et al., J. Iran. Stat. Soc. JIRSS 14, No. 1, 25--62 (2015; Zbl 1424.62123) Full Text: Link
Roozbeh, M.; Arashi, M.; Kibria, B. M. Golam Generalized ridge regression estimator in semiparametric regression models. (English) Zbl 1335.62119 J. Iran. Stat. Soc. JIRSS 14, No. 1, 25-62 (2015). MSC: 62J07 62J99 62G08 PDFBibTeX XMLCite \textit{M. Roozbeh} et al., J. Iran. Stat. Soc. JIRSS 14, No. 1, 25--62 (2015; Zbl 1335.62119)
Arashi, Mohammad; Roozbeh, Mahdi Shrinkage estimation in system regression model. (English) Zbl 1317.65035 Comput. Stat. 30, No. 2, 359-376 (2015). MSC: 62-08 62J07 62J05 PDFBibTeX XMLCite \textit{M. Arashi} and \textit{M. Roozbeh}, Comput. Stat. 30, No. 2, 359--376 (2015; Zbl 1317.65035) Full Text: DOI
Roozbeh, M.; Arashi, M. Feasible ridge estimator in seemingly unrelated semiparametric models. (English) Zbl 1462.62428 Commun. Stat., Simulation Comput. 43, No. 10, 2593-2613 (2014). MSC: 62J05 62G08 62J07 PDFBibTeX XMLCite \textit{M. Roozbeh} and \textit{M. Arashi}, Commun. Stat., Simulation Comput. 43, No. 10, 2593--2613 (2014; Zbl 1462.62428) Full Text: DOI
Roozbeh, M.; Arashi, M. Feasible ridge estimator in partially linear models. (English) Zbl 1277.62178 J. Multivariate Anal. 116, 35-44 (2013). MSC: 62J07 62G08 62J05 62G20 65C05 PDFBibTeX XMLCite \textit{M. Roozbeh} and \textit{M. Arashi}, J. Multivariate Anal. 116, 35--44 (2013; Zbl 1277.62178) Full Text: DOI
Arashi, M.; Roozbeh, M.; Niroumand, H. A. A note on Stein-type shrinkage estimator in partial linear models. (English) Zbl 1314.62158 Statistics 46, No. 5, 673-685 (2012). MSC: 62J07 62J02 62J05 PDFBibTeX XMLCite \textit{M. Arashi} et al., Statistics 46, No. 5, 673--685 (2012; Zbl 1314.62158) Full Text: DOI
Roozbeh, M.; Arashi, M.; Gasparini, M. Seemingly unrelated ridge regression in semiparametric models. (English) Zbl 1319.62090 Commun. Stat., Theory Methods 41, No. 7-9, 1364-1386 (2012). MSC: 62G08 62J05 62J07 PDFBibTeX XMLCite \textit{M. Roozbeh} et al., Commun. Stat., Theory Methods 41, No. 7--9, 1364--1386 (2012; Zbl 1319.62090) Full Text: DOI
Roozbeh, M.; Arashi, M.; Niroumand, H. A. Ridge regression methodology in partial linear models with correlated errors. (English) Zbl 1221.62107 J. Stat. Comput. Simulation 81, No. 4, 517-528 (2011). MSC: 62J07 62H12 62F30 65C60 PDFBibTeX XMLCite \textit{M. Roozbeh} et al., J. Stat. Comput. Simulation 81, No. 4, 517--528 (2011; Zbl 1221.62107) Full Text: DOI
Roozbeh, M.; Arashi, M.; Niroumand, H. A. Semiparametric ridge regression approach in partially linear models. (English) Zbl 1192.62121 Commun. Stat., Simulation Comput. 39, No. 3, 449-460 (2010). MSC: 62G08 62J07 62E20 62H12 PDFBibTeX XMLCite \textit{M. Roozbeh} et al., Commun. Stat., Simulation Comput. 39, No. 3, 449--460 (2010; Zbl 1192.62121) Full Text: DOI