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Author ID: ahmed.syed-ejaz Recent zbMATH articles by "Ahmed, Syed Ejaz"
Published as: Ahmed, S. E.; Ahmed, S. Ejaz; Ahmed, Syed Ejaz; Ahmed, Ejaz; Ejaz Ahmed, S.; Ahmed, S. Ejaz.; Ahmed, Syed E.
Homepage: https://brocku.ca/mathematics-science/mathematics/directory/syed-ejaz-ahmed/
External Links: MGP · ResearchGate
all top 5

Co-Authors

32 single-authored
11 Volodin, Andrei I.
10 Hossain, Shakhawat
8 Lisawadi, Supranee
7 Agiza, Hamdy N.
7 Saleh, A. K. Md. Ehsanes
7 Yüzbasi, Bahadir
6 Abdusalam, H. A.
6 Doksum, Kjell A.
6 Hussein, Abdulkadir A.
5 Al-Kandari, Noriah M. A.
5 Buhamra, Sana S.
4 Aydin, Dursun
4 Fallahpour, Saber
4 Hassan, S. Z.
4 Khan, Sohail Munawar
3 Ahsanullah, Mohammad
3 Al-Momani, Marwan A.
3 Chitsaz, Shabnam
3 El Misiery, A. E. M.
3 Gao, Xiaoli
3 Li, Deli
3 Mahdi, T. N.
3 Muttlak, Hassen A.
3 Nkurunziza, Sévérien
3 Rosalsky, Andrew
3 Shah, Muhammad Kashif Ali
3 Volodin, Igor N.
3 Yilmaz, Ersin
2 Ali, Kashif
2 An, Lihua
2 Arashi, Mohammad
2 Balakrishnan, Narayanaswamy
2 El-Alem, Mahmoud M.
2 Enayetur Raheem, S. M.
2 Feng, Yang
2 Gupta, Arjun Kumar
2 Hussein, Mohammad Lotfy
2 Khan, B. U.
2 Liu, Shuangzhe
2 Ma, Shuangge
2 Malik, Henrick John
2 Nicol, Christopher J.
2 Norouzirad, Mina
2 Reangsephet, Orawan
2 Rizvi, Syed Tahir Raza
2 Sadeghkhani, Abdolnasser
2 Seadawy, Aly R.
2 Ullah, Bashir
2 Yassen, M. T.
2 ZafarYab, Muhammad
2 Zahra, Nighat
1 Almutawa, Jaafar
1 Alqahtani, Ali S.
1 Asar, Yasin
1 Ashry, G. A.
1 Askar, Sameh S.
1 Aslam, Mohammad
1 Badahdah, S. O.
1 Baklizi, Ayman S.
1 Bhoj, Dinesh S.
1 Budsaba, Kamon
1 Burney, S. A.
1 Burney, S. M. Aqil
1 Chen, Baojiang
1 Claeskens, Gerda
1 Elzayady, M.
1 Es-Sebaiy, Khalifa
1 Gel, Yulia R.
1 Giuliano Antonini, Rita
1 Goria, Mohammed N.
1 Henery, Robert J.
1 Hong, Hyokyoung Grace
1 Howlader, Hatem A.
1 Hu, Jianhua
1 Huang, Yuan
1 Hunter, Jeffrey J.
1 Joarder, Anwar H.
1 Joarder, Anwarul H.
1 Kareev, Iskander
1 Khurshid, Anwer
1 Kim, Hwanwoo
1 Krzanowski, Wojtek Janusz
1 Li, Yanming
1 Liu, Fuxiang
1 Lyubchich, Vyacheslav
1 Ma, Tiefeng
1 Maqsood, Arfa
1 Markiewilcz, Augustyn
1 Mexia, João Tiago Praça Nunes
1 Nkurunzizal, Sévérien
1 Omar, M. Hafidz
1 Omar, Yassmin A.
1 Ouassou, Idir
1 Puntanen, Simo
1 Rahbar, Mohammad Hossein
1 Rands, B. L.
1 Reid, Nancy M.
1 Rohatgi, Vijay K.
1 Safdar, Suboohi
1 Saheh, M.
...and 25 more Co-Authors
all top 5

Serials

20 Journal of Statistical Computation and Simulation
11 Communications in Statistics. Theory and Methods
9 Computational Statistics and Data Analysis
8 Chaos, Solitons and Fractals
8 Pakistan Journal of Statistics
6 Metrika
6 Statistics & Probability Letters
6 Applied Stochastic Models in Business and Industry
5 International Journal of Theoretical Physics
5 Journal of Biomathematics
5 Linear Algebra and its Applications
5 International Journal of Applied Mathematics
4 Biometrical Journal
4 Journal of Statistical Planning and Inference
4 Communications in Statistics. Simulation and Computation
4 Journal of Nonparametric Statistics
4 Thailand Statistician
3 Journal of Statistical Physics
3 Applied Mathematics and Computation
3 Statistics
3 Lobachevskii Journal of Mathematics
3 International Journal of Nonlinear Science
2 Journal of Mathematical Physics
2 Karachi University Journal of Science
2 Industrial Mathematics
2 Sankhyā. Series B. Methodological
2 Soochow Journal of Mathematics
2 Journal of the Japan Statistical Society
2 Stochastic Analysis and Applications
2 Statistical Papers
2 Journal of Applied Statistical Science
2 Australian & New Zealand Journal of Statistics
2 Journal of Statistical Theory and Practice
2 Journal of the Iranian Statistical Society JIRSS
2 Journal of Fractional Calculus and Applications
2 Contributions to Statistics
1 Modern Physics Letters A
1 International Journal of Modern Physics B
1 General Relativity and Gravitation
1 Indian Journal of Pure & Applied Mathematics
1 Journal of Geometry and Physics
1 Theory of Probability and its Applications
1 Annals of the Institute of Statistical Mathematics
1 Fuzzy Sets and Systems
1 International Journal of Mathematics and Mathematical Sciences
1 Journal of Multivariate Analysis
1 Numerical Functional Analysis and Optimization
1 Statistica
1 Statistica Neerlandica
1 Revista Colombiana de Estadística
1 American Journal of Mathematical and Management Sciences
1 Computational Statistics
1 Bulletin of the Institute of Mathematics. Academia Sinica
1 Journal of Institute of Mathematics and Computer Sciences. Mathematics Series
1 Mathematical Problems in Engineering
1 Far East Journal of Theoretical Statistics
1 Journal of Applied Statistics
1 Calcutta Statistical Association Bulletin
1 International Journal of Differential Equations and Applications
1 International Journal of Modern Physics C
1 Nonlinear Analysis. Modelling and Control
1 International Mathematical Journal
1 Advances and Applications in Statistics
1 Advances in Complex Systems
1 REVSTAT
1 Statistical Methodology
1 Contemporary Mathematics
1 Lecture Notes in Statistics
1 Nonlinear Dynamics, Psychology, and Life Sciences
1 SpringerBriefs in Statistics

Publications by Year

Citations contained in zbMATH Open

105 Publications have been cited 581 times in 248 Documents Cited by Year
On modifications of Puu’s dynamical duopoly. Zbl 0955.91045
Ahmed, E.; Agiza, H. N.; Hassan, S. Z.
43
2000
Dynamics of a Cournot game with \(n\)-competitors. Zbl 0952.91004
Ahmed, E.; Agiza, H. N.
33
1998
Shrinkage, pretest and absolute penalty estimators in partially linear models. Zbl 1158.62029
Ejaz Ahmed, S.; Doksum, Kjell A.; Hossain, S.; You, Jinhong
31
2007
Recurrence relations and identities for moments of order statistics, II: Specific continuous distributions. Zbl 0696.62028
Balakrishnan, N.; Malik, Henrick J.; Ahmed, S. E.
26
1988
Recurrence relations and identities for moments of order statistics, I: Arbitrary continuous distribution. Zbl 0696.62221
Malik, Henrick J.; Balakrishnan, N.; Ahmed, S. E.
19
1988
On a fractional model for earthquakes. Zbl 1130.86309
El-Misiery, A. E. M.; Ahmed, E.
17
2006
On the rate of complete convergence for weighted sums of arrays of Banach space valued random elements with application to moving average processes. Zbl 1017.60013
Ahmed, S. Ejaz; Giuliano Antonini, Rita; Volodin, Andrei
15
2002
Risk comparison of some shrinkage M-estimators in linear models. Zbl 1106.62071
Ahmed, S. E.; Hussein, A. A.; Sen, P. K.
14
2006
High order approximation for the coverage probability by a confident set centered at the positive-part James-Stein estimator. Zbl 1169.62007
Ahmed, S. Ejaz; Volodin, Andrei I.; Volodin, Igor N.
12
2009
Biased estimation in a simple multivariate regression model. Zbl 1429.62183
Ahmed, S. E.; Krzanowski, W. J.
12
2004
Estimation strategies for the intercept vector in a simple linear multivariate normal regression model. Zbl 0825.62570
Ahmed, S. E.; Saleh, A. K. Md. E.
12
1990
Positive shrinkage, improved pretest and absolute penalty estimators in partially linear models. Zbl 1160.62066
Hossain, S.; Doksum, Kjell A.; Ahmed, S. Ejaz
11
2009
Shrinkage drift parameter estimation for multi-factor Ornstein-Uhlenbeck processes. Zbl 1224.91173
Nkurunziza, Sévérien; Ahmed, S. Ejaz
11
2010
Penalty, shrinkage and pretest strategies. Variable selection and estimation. Zbl 1306.62002
Ahmed, S. Ejaz
11
2014
LASSO and shrinkage estimation in Weibull censored regression models. Zbl 1242.62075
Ahmed, S. Ejaz; Hossain, Shakhawat; Doksum, Kjell A.
10
2012
Absolute penalty and shrinkage estimation in partially linear models. Zbl 1243.62058
Raheem, S. M. Enayetur; Ahmed, S. Ejaz; Doksum, Kjell A.
10
2012
Improving the performance of kurtosis estimator. Zbl 1452.62026
An, Lihua; Ahmed, S. Ejaz
9
2008
On modified Black-Scholes equation. Zbl 1071.91018
Ahmed, E.; Abdusalam, H. A.
9
2004
Improved nonparametric estimation of location vectors in multivariate regression models. Zbl 0954.62046
Ahmed, S. E.; Saleh, A. K. Md. E.
9
1999
On controlling chaos in an inflation-unemployment dynamical system. Zbl 0958.91042
Ahmed, E.; El-Misiery, A.; Agiza, H. N.
9
1999
Almost sure lim sup behavior of bootstrapped means with applications to pairwise i. i. d. sequences and stationary ergodic sequences. Zbl 0977.62051
Ahmed, S. E.; Li, Deli; Rosalsky, Andrew; Volodin, Andrei I.
8
2001
Simultaneous estimation of coefficients of variation. Zbl 1011.62026
Ahmed, S. E.
8
2002
Pooling multivariate data. Zbl 0726.62070
Ahmed, S. E.; Saleh, A. K. Md. E.
8
1989
Improved estimation of coefficient vector in a regression model. Zbl 1081.62533
Khan, B. U.; Ahmed, S. E.
8
2003
On modelling advertisement in Cournot duopoly. Zbl 0957.91066
Ahmed, E.; Agiza, H. N.; Hassan, S. Z.
8
1999
Shrinkage, pretest, and penalty estimators in generalized linear models. Zbl 07035611
Hossain, Shakhawat; Ahmed, S. Ejaz; Doksum, Kjell A.
8
2015
Robust inference strategy in the presence of measurement error. Zbl 1185.62099
Ahmed, S. Ejaz; Hussein, Abdulkadir; Nkurunziza, Sévérien
7
2010
Inference concerning quantile for left truncated and right censored data. Zbl 1429.62439
BuHamra, Sana S.; Al-Kandari, Noriah M.; Ahmed, S. E.
7
2004
Asymptotic expansion of the coverage probability of James-Stein estimators. Zbl 1127.62014
Ahmed, S. E.; Saleh, A. K. Md. E.; Volodin, A. I.; Volodin, I. N.
7
2007
A pooling methodology for coefficient of variation. Zbl 0856.62033
Ahmed, S. E.
7
1995
Shrinkage and pretest estimators for longitudinal data analysis under partially linear models. Zbl 1407.62136
Hossain, S.; Ahmed, S. Ejaz; Yi, Grace Y.; Chen, B.
7
2016
Assessing the process capability index for non-normal processes. Zbl 1058.62113
Ahmed, S. E.
6
2005
Parametric estimation for the Birnbaum-Saunders lifetime distribution based on a new parametrization. Zbl 1361.62012
Ahmed, Syed E.; Budsaba, Kamon; Lisawadi, Supranee; Volodin, Andrei
6
2008
Estimation of parameters in the growth curve model via an outer product least squares approach for covariance. Zbl 1238.62066
Hu, Jianhua; Liu, Fuxiang; Ahmed, S. Ejaz
6
2012
\(L_{1}\) penalty and shrinkage estimation in partially linear models with random coefficient autoregressive errors. Zbl 06292438
Fallahpour, Saber; Ahmed, S. Ejaz; Doksum, Kjell A.
6
2012
Complete convergence of bootstrapped means and moments of the supremum of normed bootstrapped sums. Zbl 1069.62528
Li, Deli; Rosalsky, Andrew; Ahmed, S. E.
6
1999
A bootstrap theorem for a preliminary test estimator. Zbl 0774.62029
Kulperger, R. J.; Ahmed, S. E.
5
1992
Improved biased estimation in an ANOVA model. Zbl 0930.62069
Ahmed, S. E.; Ullah, Bashir
5
1999
Estimation of regression coefficients in an exponential regression model with censored observations. Zbl 0934.62103
Ahmed, S. E.; Saleh, A. K. Md. E.
5
1999
Simultaneous estimation of several intraclass correlation coefficients. Zbl 1027.62037
Ahmed, S. E.; Gupta, A. K.; Khan, S. M.; Nicol, C. J.
5
2001
Estimation of the scale matrix of a class of elliptical distributions. Zbl 0990.62046
Joarder, A. H.; Ahmed, S. E.
5
1998
Estimation of the characteristic roots of the scale matrix. Zbl 0864.62038
Joarder, Anwarul H.; Ahmed, S. E.
5
1996
Post selection shrinkage estimation for high-dimensional data analysis. Zbl 1411.62200
Gao, Xiaoli; Ahmed, S. E.; Feng, Yang
5
2017
Improved penalty strategies in linear regression models. Zbl 1369.62160
Yüzbasi, Bahadir; Ahmed, S. Ejaz; Güngör, Mehmet
5
2017
Big and complex data analysis. Methodologies and applications. Zbl 1392.62007
5
2017
Shrinkage and penalty estimators of a Poisson regression model. Zbl 1334.62127
Hossain, Shakhawat; Ahmed, Ejaz
4
2012
Improved estimation in a multivariate regression model. Zbl 0937.62596
Ahmed, S. Ejaz
4
1994
Least squares, preliminary test and Stein-type estimation in general vector \(AR(p)\) models. Zbl 0957.62072
Ahmed, S. E.; Basu, A. K.
4
2000
Shrinkage estimation in linear mixed models for longitudinal data. Zbl 1408.62133
Hossain, Shakhawat; Thomson, Trevor; Ahmed, Ejaz
4
2018
Nonparametric inference strategies for the quantile functions under left truncation and right censoring. Zbl 1146.62024
Buhamra, Sana S.; Al-Kandari, Noriah M.; Ahmed, S. E.
3
2007
Shrinkage estimation of the proportion in randomized response. Zbl 0845.62008
Ahmed, S. E.; Rohatgi, V. K.
3
1996
On inhomogeneous prey-predator model. Zbl 1056.92513
Ahmed, E.; Yassen, M. T.
3
2000
On multiobjective optimization in portfolio management. Zbl 1096.91020
Ahmed, E.; El-Alem, M.
3
2005
On the asymptotic probability for the deviations of dependent bootstrap means from the sample mean. Zbl 1078.60017
Ahmed, S. Ejaz; Li, Deli; Rosalsky, Andrew; Volodin, Andrei
3
2005
Comparisons of improved risk estimators of the multivariate mean vector. Zbl 1431.62283
Khan, B. U.; Ahmed, S. E.
3
2006
Model selection and post estimation based on a pretest for logistic regression models. Zbl 07184811
Lisawadi, Supranee; Shah, Muhammad Kashif Ali; Ahmed, S. Ejaz
3
2016
Estimating and testing effect size from an arbitrary population. Zbl 1108.62020
Al-Kandari, Noriah M.; Buhamra, Sana S.; Ahmed, S. E.
2
2005
On the estimation of reliabilty function in a Weibull lifetime distribution. Zbl 1274.62666
Baklizi, Ayman; Ahmed, S. E.
2
2008
Positive-shrinkage and pretest estimation in multiple regression: a Monte Carlo study with applications. Zbl 1244.62103
Enayetur Raheem, S. M.; Ejaz Ahmed, S.
2
2011
An improved estimation in regression parameter matrix in multivariate regression model. Zbl 1271.62116
Chitsaz, S.; Ahmed, S. Ejaz
2
2012
On controlling chaos in Cournot-games with two and three competitors. Zbl 1201.37119
Ahmed, E.; Hassan, S. Z.
2
2000
On the rate of convergence of bootstrapped means in a Banach space. Zbl 0984.60016
Ejaz Ahmed, S.; Hu, T.-C.; Volodin, Andrei I.
2
2001
Modeling the failure of a fractal tree and Julia sets. Zbl 0955.37023
Abdusalam, H. A.; Ahmed, E.
2
2000
Pooling reliability functions. Zbl 0832.62086
Ahmed, S. E.
2
1994
On extensions of supersymmetry algebras in \(d=4\) and 11. Zbl 0573.53051
Ahmed, E.; Rands, B. L.; Taylor, J. G.
2
1985
Shrinkage estimation and variable selection in multiple regression models with random coefficient autoregressive errors. Zbl 1396.62169
Fallahpour, Saber; Ejaz Ahmed, S.
2
2014
Shrinkage estimation for the regression parameter matrix in multivariate regression model. Zbl 1431.62298
Chitsaz, Shabnam; Ahmed, S. Ejaz
2
2012
Shrinkage estimation for the mean of the inverse Gaussian population. Zbl 1304.62046
Ma, Tiefeng; Liu, Shuangzhe; Ahmed, S. Ejaz
2
2014
Immune-motivated optimization. Zbl 1065.90544
Ahmed, E.; El-Alem, M.
2
2002
Adaptive estimation strategies in gamma regression model. Zbl 1437.62281
Reangsephet, O.; Lisawadi, S.; Ahmed, S. E.
2
2020
Asymptotic theory of simultaneous estimation of Poisson means. Zbl 1160.62019
Ejaz Ahmed, S.; Liu, Shuangzhe
1
2009
Stabilizing the performance of kurtosis estimator of multivariate data. Zbl 1271.62114
Ahmed, S. Ejaz.; Omar, M. Hafidz; Joarder, Anwar H.
1
2012
An application of shrinkage estimation to the nonlinear regression model. Zbl 1255.62203
Ahmed, S. Ejaz; Nicol, Christopher J.
1
2012
Shrinkage estimation in replicated median ranked set sampling. Zbl 1205.62034
Muttlak, H. A.; Ahmed, S. E.; Al-Momani, M.
1
2010
Estimation strategy using a preliminary test in some normal models. Zbl 0683.62004
Ahmed, S. E.; Saleh, A. K. Md. Ehsanes
1
1988
On anyonic variables and fractional supersymmetry. Zbl 1022.81808
Ahmed, E.
1
1996
To pool or not to pool: The multivariate data. Zbl 0972.62032
Ahmed, S. E.; Ullah, Bashir
1
1999
Improved pretest nonparametric estimation in a multivariate regression model. Zbl 0949.62027
Ahmed, S. E.
1
1998
A Monte Carlo study of robustness of pretest and shrinkage estimators in pooling coefficients of variation. Zbl 0913.62016
Ahmed, S. E.; Bhoj, D. S.; Ahsanullah, M.
1
1998
On a generalized model of biological evolution. Zbl 0913.92014
Agiza, H. N.; Elettreby, M. F.; Ahmed, E.
1
1997
Simultaneous estimation of survivor functions in exponential lifetime models. Zbl 0936.62109
Ahmed, S. E.
1
1999
On modeling Hepatitis B transmission using cellular automata. Zbl 0928.92024
Ahmed, E.; Agiza, H. N.; Hassan, S. Z.
1
1998
Fuzzy concepts in radiotherapy. Zbl 0956.92025
Hussein, M. L.; Ahmed, E.
1
2000
Large-sample estimation strategies for eigenvalues of a Wishart matrix. Zbl 1093.62543
Ahmed, S. E.
1
1998
Improved shrinkage estimation of relative potency. Zbl 0837.62098
Ahmed, S. E.
1
1995
Shrinkage estimation and selection for a logistic regression model. Zbl 1327.62421
Hossain, Shakhawat; Ahmed, S. Ejaz
1
2014
Data-based adaptive estimation in an investment model. Zbl 1277.62247
Ahmed, S. Ejaz; Chitsaz, S.
1
2011
Using several data to structure efficient estimation of intraclass correlation coefficients. Zbl 1089.62065
Ahmed, S. E.; Khan, S. M.
1
2002
Improved prediction: Pooling two identical regression lines. Zbl 0901.62083
Mahdi, T. N.; Ahmed, S. E.; Ahsanullah, M.
1
1998
On the application of fuzzy decision theory in chemotherapy. Zbl 0888.92020
Ahmed, E.; Hussein, M. L.
1
1997
Percolation on general trees and HIV modeling. Zbl 0861.92016
Ahmed, E.; Agiza, H. N.
1
1996
Penalized and shrinkage estimation in the Cox proportional hazards model. Zbl 1462.62582
Hossain, Shakhawat; Ahmed, S. Ejaz
1
2014
Stein-type estimation using ranked set sampling. Zbl 1431.62032
Ahmed, S. E.; Muttlak, H. A.; Al-Mutawa, J.; Saheh, M.
1
2012
Stein-type shrinkage quantile estimation. Zbl 0964.62040
Ahmed, S. E.
1
2000
Shrinkage and pretest nonparametric estimation of regression parameters from censored data with multiple observations at each level of covariate. Zbl 0959.62037
Ahmed, S. E.; Rahbar, M. H.
1
2000
Empirical Bayes and likelihood inference. Workshop, Centre de Recherches Mathématiques, Montreal, Canada, November 1997. Zbl 0952.00035
1
2001
On fractional order quantum mechanics. Zbl 1394.81133
Shahin, A. M.; Ahmed, E.; Omar, Yassmin A.
1
2009
Rank-based Liu regression. Zbl 1417.62199
Arashi, Mohammad; Norouzirad, Mina; Ahmed, S. Ejaz; Yüzbaşı, Bahadır
1
2018
Shrinkage and penalized estimation in semi-parametric models with multicollinear data. Zbl 07184814
Yüzbaşı, Bahadır; Ahmed, S. Ejaz
1
2016
Merging data from multiple sources: pretest and shrinkage perspectives. Zbl 07192018
Shah, Muhammad Kashif Ali; Lisawadi, Supranee; Ahmed, S. Ejaz
1
2017
Lump, rogue wave, multi-waves and homoclinic breather solutions for \((2+1)\)-modified Veronese web equation. Zbl 1455.37060
Rizvi, S. T. R.; Seadawy, Aly R.; Ahmed, S.; Younis, M.; Ali, K.
1
2021
Adaptive estimation strategies in gamma regression model. Zbl 1437.62281
Reangsephet, O.; Lisawadi, S.; Ahmed, S. E.
2
2020
Post selection estimation and prediction in Poisson regression model. Zbl 1454.62219
Reangsephet, Orawan; Lisawadi, Supranee; Ahmed, Syed Ejaz
1
2020
Estimating the nonparametric regression function by using Padé approximation based on total least squares. Zbl 1467.62060
Ahmed, Syed Ejaz; Aydin, Dursun; Yilmaz, Ersin
1
2020
Shrinkage estimation in linear mixed models for longitudinal data. Zbl 1408.62133
Hossain, Shakhawat; Thomson, Trevor; Ahmed, Ejaz
4
2018
Rank-based Liu regression. Zbl 1417.62199
Arashi, Mohammad; Norouzirad, Mina; Ahmed, S. Ejaz; Yüzbaşı, Bahadır
1
2018
Post selection shrinkage estimation for high-dimensional data analysis. Zbl 1411.62200
Gao, Xiaoli; Ahmed, S. E.; Feng, Yang
5
2017
Improved penalty strategies in linear regression models. Zbl 1369.62160
Yüzbasi, Bahadir; Ahmed, S. Ejaz; Güngör, Mehmet
5
2017
Big and complex data analysis. Methodologies and applications. Zbl 1392.62007
5
2017
Merging data from multiple sources: pretest and shrinkage perspectives. Zbl 07192018
Shah, Muhammad Kashif Ali; Lisawadi, Supranee; Ahmed, S. Ejaz
1
2017
Improved robust ridge M-estimation. Zbl 07192127
Norouzirad, M.; Arashi, M.; Ahmed, S. E.
1
2017
Shrinkage and pretest estimators for longitudinal data analysis under partially linear models. Zbl 1407.62136
Hossain, S.; Ahmed, S. Ejaz; Yi, Grace Y.; Chen, B.
7
2016
Model selection and post estimation based on a pretest for logistic regression models. Zbl 07184811
Lisawadi, Supranee; Shah, Muhammad Kashif Ali; Ahmed, S. Ejaz
3
2016
Shrinkage and penalized estimation in semi-parametric models with multicollinear data. Zbl 07184814
Yüzbaşı, Bahadır; Ahmed, S. Ejaz
1
2016
Shrinkage, pretest, and penalty estimators in generalized linear models. Zbl 07035611
Hossain, Shakhawat; Ahmed, S. Ejaz; Doksum, Kjell A.
8
2015
Penalty, shrinkage and pretest strategies. Variable selection and estimation. Zbl 1306.62002
Ahmed, S. Ejaz
11
2014
Shrinkage estimation and variable selection in multiple regression models with random coefficient autoregressive errors. Zbl 1396.62169
Fallahpour, Saber; Ejaz Ahmed, S.
2
2014
Shrinkage estimation for the mean of the inverse Gaussian population. Zbl 1304.62046
Ma, Tiefeng; Liu, Shuangzhe; Ahmed, S. Ejaz
2
2014
Shrinkage estimation and selection for a logistic regression model. Zbl 1327.62421
Hossain, Shakhawat; Ahmed, S. Ejaz
1
2014
Penalized and shrinkage estimation in the Cox proportional hazards model. Zbl 1462.62582
Hossain, Shakhawat; Ahmed, S. Ejaz
1
2014
LASSO and shrinkage estimation in Weibull censored regression models. Zbl 1242.62075
Ahmed, S. Ejaz; Hossain, Shakhawat; Doksum, Kjell A.
10
2012
Absolute penalty and shrinkage estimation in partially linear models. Zbl 1243.62058
Raheem, S. M. Enayetur; Ahmed, S. Ejaz; Doksum, Kjell A.
10
2012
Estimation of parameters in the growth curve model via an outer product least squares approach for covariance. Zbl 1238.62066
Hu, Jianhua; Liu, Fuxiang; Ahmed, S. Ejaz
6
2012
\(L_{1}\) penalty and shrinkage estimation in partially linear models with random coefficient autoregressive errors. Zbl 06292438
Fallahpour, Saber; Ahmed, S. Ejaz; Doksum, Kjell A.
6
2012
Shrinkage and penalty estimators of a Poisson regression model. Zbl 1334.62127
Hossain, Shakhawat; Ahmed, Ejaz
4
2012
An improved estimation in regression parameter matrix in multivariate regression model. Zbl 1271.62116
Chitsaz, S.; Ahmed, S. Ejaz
2
2012
Shrinkage estimation for the regression parameter matrix in multivariate regression model. Zbl 1431.62298
Chitsaz, Shabnam; Ahmed, S. Ejaz
2
2012
Stabilizing the performance of kurtosis estimator of multivariate data. Zbl 1271.62114
Ahmed, S. Ejaz.; Omar, M. Hafidz; Joarder, Anwar H.
1
2012
An application of shrinkage estimation to the nonlinear regression model. Zbl 1255.62203
Ahmed, S. Ejaz; Nicol, Christopher J.
1
2012
Stein-type estimation using ranked set sampling. Zbl 1431.62032
Ahmed, S. E.; Muttlak, H. A.; Al-Mutawa, J.; Saheh, M.
1
2012
Shrinkage estimation strategy in quasi-likelihood models. Zbl 1471.62415
Ejaz Ahmed, S.; Fallahpour, Saber
1
2012
Positive-shrinkage and pretest estimation in multiple regression: a Monte Carlo study with applications. Zbl 1244.62103
Enayetur Raheem, S. M.; Ejaz Ahmed, S.
2
2011
Data-based adaptive estimation in an investment model. Zbl 1277.62247
Ahmed, S. Ejaz; Chitsaz, S.
1
2011
Shrinkage drift parameter estimation for multi-factor Ornstein-Uhlenbeck processes. Zbl 1224.91173
Nkurunziza, Sévérien; Ahmed, S. Ejaz
11
2010
Robust inference strategy in the presence of measurement error. Zbl 1185.62099
Ahmed, S. Ejaz; Hussein, Abdulkadir; Nkurunziza, Sévérien
7
2010
Shrinkage estimation in replicated median ranked set sampling. Zbl 1205.62034
Muttlak, H. A.; Ahmed, S. E.; Al-Momani, M.
1
2010
High order approximation for the coverage probability by a confident set centered at the positive-part James-Stein estimator. Zbl 1169.62007
Ahmed, S. Ejaz; Volodin, Andrei I.; Volodin, Igor N.
12
2009
Positive shrinkage, improved pretest and absolute penalty estimators in partially linear models. Zbl 1160.62066
Hossain, S.; Doksum, Kjell A.; Ahmed, S. Ejaz
11
2009
Asymptotic theory of simultaneous estimation of Poisson means. Zbl 1160.62019
Ejaz Ahmed, S.; Liu, Shuangzhe
1
2009
On fractional order quantum mechanics. Zbl 1394.81133
Shahin, A. M.; Ahmed, E.; Omar, Yassmin A.
1
2009
Improving the performance of kurtosis estimator. Zbl 1452.62026
An, Lihua; Ahmed, S. Ejaz
9
2008
Parametric estimation for the Birnbaum-Saunders lifetime distribution based on a new parametrization. Zbl 1361.62012
Ahmed, Syed E.; Budsaba, Kamon; Lisawadi, Supranee; Volodin, Andrei
6
2008
On the estimation of reliabilty function in a Weibull lifetime distribution. Zbl 1274.62666
Baklizi, Ayman; Ahmed, S. E.
2
2008
Shrinkage, pretest and absolute penalty estimators in partially linear models. Zbl 1158.62029
Ejaz Ahmed, S.; Doksum, Kjell A.; Hossain, S.; You, Jinhong
31
2007
Asymptotic expansion of the coverage probability of James-Stein estimators. Zbl 1127.62014
Ahmed, S. E.; Saleh, A. K. Md. E.; Volodin, A. I.; Volodin, I. N.
7
2007
Nonparametric inference strategies for the quantile functions under left truncation and right censoring. Zbl 1146.62024
Buhamra, Sana S.; Al-Kandari, Noriah M.; Ahmed, S. E.
3
2007
On a fractional model for earthquakes. Zbl 1130.86309
El-Misiery, A. E. M.; Ahmed, E.
17
2006
Risk comparison of some shrinkage M-estimators in linear models. Zbl 1106.62071
Ahmed, S. E.; Hussein, A. A.; Sen, P. K.
14
2006
Comparisons of improved risk estimators of the multivariate mean vector. Zbl 1431.62283
Khan, B. U.; Ahmed, S. E.
3
2006
Assessing the process capability index for non-normal processes. Zbl 1058.62113
Ahmed, S. E.
6
2005
On multiobjective optimization in portfolio management. Zbl 1096.91020
Ahmed, E.; El-Alem, M.
3
2005
On the asymptotic probability for the deviations of dependent bootstrap means from the sample mean. Zbl 1078.60017
Ahmed, S. Ejaz; Li, Deli; Rosalsky, Andrew; Volodin, Andrei
3
2005
Estimating and testing effect size from an arbitrary population. Zbl 1108.62020
Al-Kandari, Noriah M.; Buhamra, Sana S.; Ahmed, S. E.
2
2005
Biased estimation in a simple multivariate regression model. Zbl 1429.62183
Ahmed, S. E.; Krzanowski, W. J.
12
2004
On modified Black-Scholes equation. Zbl 1071.91018
Ahmed, E.; Abdusalam, H. A.
9
2004
Inference concerning quantile for left truncated and right censored data. Zbl 1429.62439
BuHamra, Sana S.; Al-Kandari, Noriah M.; Ahmed, S. E.
7
2004
Improved estimation of coefficient vector in a regression model. Zbl 1081.62533
Khan, B. U.; Ahmed, S. E.
8
2003
On the rate of complete convergence for weighted sums of arrays of Banach space valued random elements with application to moving average processes. Zbl 1017.60013
Ahmed, S. Ejaz; Giuliano Antonini, Rita; Volodin, Andrei
15
2002
Simultaneous estimation of coefficients of variation. Zbl 1011.62026
Ahmed, S. E.
8
2002
Immune-motivated optimization. Zbl 1065.90544
Ahmed, E.; El-Alem, M.
2
2002
Using several data to structure efficient estimation of intraclass correlation coefficients. Zbl 1089.62065
Ahmed, S. E.; Khan, S. M.
1
2002
Almost sure lim sup behavior of bootstrapped means with applications to pairwise i. i. d. sequences and stationary ergodic sequences. Zbl 0977.62051
Ahmed, S. E.; Li, Deli; Rosalsky, Andrew; Volodin, Andrei I.
8
2001
Simultaneous estimation of several intraclass correlation coefficients. Zbl 1027.62037
Ahmed, S. E.; Gupta, A. K.; Khan, S. M.; Nicol, C. J.
5
2001
On the rate of convergence of bootstrapped means in a Banach space. Zbl 0984.60016
Ejaz Ahmed, S.; Hu, T.-C.; Volodin, Andrei I.
2
2001
Empirical Bayes and likelihood inference. Workshop, Centre de Recherches Mathématiques, Montreal, Canada, November 1997. Zbl 0952.00035
1
2001
On modifications of Puu’s dynamical duopoly. Zbl 0955.91045
Ahmed, E.; Agiza, H. N.; Hassan, S. Z.
43
2000
Least squares, preliminary test and Stein-type estimation in general vector \(AR(p)\) models. Zbl 0957.62072
Ahmed, S. E.; Basu, A. K.
4
2000
On inhomogeneous prey-predator model. Zbl 1056.92513
Ahmed, E.; Yassen, M. T.
3
2000
On controlling chaos in Cournot-games with two and three competitors. Zbl 1201.37119
Ahmed, E.; Hassan, S. Z.
2
2000
Modeling the failure of a fractal tree and Julia sets. Zbl 0955.37023
Abdusalam, H. A.; Ahmed, E.
2
2000
Fuzzy concepts in radiotherapy. Zbl 0956.92025
Hussein, M. L.; Ahmed, E.
1
2000
Stein-type shrinkage quantile estimation. Zbl 0964.62040
Ahmed, S. E.
1
2000
Shrinkage and pretest nonparametric estimation of regression parameters from censored data with multiple observations at each level of covariate. Zbl 0959.62037
Ahmed, S. E.; Rahbar, M. H.
1
2000
Improved nonparametric estimation of location vectors in multivariate regression models. Zbl 0954.62046
Ahmed, S. E.; Saleh, A. K. Md. E.
9
1999
On controlling chaos in an inflation-unemployment dynamical system. Zbl 0958.91042
Ahmed, E.; El-Misiery, A.; Agiza, H. N.
9
1999
On modelling advertisement in Cournot duopoly. Zbl 0957.91066
Ahmed, E.; Agiza, H. N.; Hassan, S. Z.
8
1999
Complete convergence of bootstrapped means and moments of the supremum of normed bootstrapped sums. Zbl 1069.62528
Li, Deli; Rosalsky, Andrew; Ahmed, S. E.
6
1999
Improved biased estimation in an ANOVA model. Zbl 0930.62069
Ahmed, S. E.; Ullah, Bashir
5
1999
Estimation of regression coefficients in an exponential regression model with censored observations. Zbl 0934.62103
Ahmed, S. E.; Saleh, A. K. Md. E.
5
1999
To pool or not to pool: The multivariate data. Zbl 0972.62032
Ahmed, S. E.; Ullah, Bashir
1
1999
Simultaneous estimation of survivor functions in exponential lifetime models. Zbl 0936.62109
Ahmed, S. E.
1
1999
Dynamics of a Cournot game with \(n\)-competitors. Zbl 0952.91004
Ahmed, E.; Agiza, H. N.
33
1998
Estimation of the scale matrix of a class of elliptical distributions. Zbl 0990.62046
Joarder, A. H.; Ahmed, S. E.
5
1998
Improved pretest nonparametric estimation in a multivariate regression model. Zbl 0949.62027
Ahmed, S. E.
1
1998
A Monte Carlo study of robustness of pretest and shrinkage estimators in pooling coefficients of variation. Zbl 0913.62016
Ahmed, S. E.; Bhoj, D. S.; Ahsanullah, M.
1
1998
On modeling Hepatitis B transmission using cellular automata. Zbl 0928.92024
Ahmed, E.; Agiza, H. N.; Hassan, S. Z.
1
1998
Large-sample estimation strategies for eigenvalues of a Wishart matrix. Zbl 1093.62543
Ahmed, S. E.
1
1998
Improved prediction: Pooling two identical regression lines. Zbl 0901.62083
Mahdi, T. N.; Ahmed, S. E.; Ahsanullah, M.
1
1998
On a generalized model of biological evolution. Zbl 0913.92014
Agiza, H. N.; Elettreby, M. F.; Ahmed, E.
1
1997
On the application of fuzzy decision theory in chemotherapy. Zbl 0888.92020
Ahmed, E.; Hussein, M. L.
1
1997
Estimation of the characteristic roots of the scale matrix. Zbl 0864.62038
Joarder, Anwarul H.; Ahmed, S. E.
5
1996
Shrinkage estimation of the proportion in randomized response. Zbl 0845.62008
Ahmed, S. E.; Rohatgi, V. K.
3
1996
On anyonic variables and fractional supersymmetry. Zbl 1022.81808
Ahmed, E.
1
1996
Percolation on general trees and HIV modeling. Zbl 0861.92016
Ahmed, E.; Agiza, H. N.
1
1996
A pooling methodology for coefficient of variation. Zbl 0856.62033
Ahmed, S. E.
7
1995
Improved shrinkage estimation of relative potency. Zbl 0837.62098
Ahmed, S. E.
1
1995
Improved estimation in a multivariate regression model. Zbl 0937.62596
Ahmed, S. Ejaz
4
1994
Pooling reliability functions. Zbl 0832.62086
Ahmed, S. E.
2
1994
A bootstrap theorem for a preliminary test estimator. Zbl 0774.62029
Kulperger, R. J.; Ahmed, S. E.
5
1992
Estimation strategies for the intercept vector in a simple linear multivariate normal regression model. Zbl 0825.62570
Ahmed, S. E.; Saleh, A. K. Md. E.
12
1990
...and 5 more Documents
all top 5

Cited by 322 Authors

61 Ahmed, Syed Ejaz
15 Nkurunziza, Sévérien
14 Hossain, Shakhawat
10 Arashi, Mohammad
9 Volodin, Andrei I.
6 Doksum, Kjell A.
6 Lisawadi, Supranee
6 Roozbeh, Mahdi
5 Al-Kandari, Noriah M. A.
5 Buhamra, Sana S.
5 Hussein, Abdulkadir A.
5 Joarder, Anwar H.
5 Nadarajah, Saralees
5 Saleh, A. K. Md. Ehsanes
4 Burch, Brent D.
4 Fallahpour, Saber
4 Kamps, Udo
4 Khan, Hafiz M. R.
4 Khan, Shahjahan
4 Leeb, Hannes
4 Norouzirad, Mina
4 Potscher, Benedikt M.
4 Rosalsky, Andrew
4 Vieu, Philippe
4 Yüzbasi, Bahadir
3 Al-Momani, Marwan A.
3 Aneiros-Pérez, Germán
3 Aydin, Dursun
3 Baek, Jong-Il
3 Chitsaz, Shabnam
3 Fraiman, Ricardo
3 Hu, Jianhua
3 Hu, Tienchung
3 Kibria, B. M. Golam
3 Li, Deli
3 Ordóñez Cabrera, Manuel H.
3 Pushkarna, Narinder
3 Saran, Jagdish
3 Shah, Muhammad Kashif Ali
2 Abu-Youssef, S. E.
2 Ahmad, Abd El-Baset A.
2 An, Lihua
2 Asar, Yasin
2 Athar, Haseeb
2 Chen, Fuqi
2 Emami, Hadi
2 Gupta, Arjun Kumar
2 Howlader, Hatem A.
2 Jana, Nabakumar
2 Lac, Le An
2 Leiva, Víctor
2 Liu, Shuangzhe
2 Mahmoud, Mohamed Abdel Wahab
2 Mandal, Saumen
2 Mirmostafaee, S. M. T. K.
2 Muttlak, Hassen A.
2 Niroumand, Hossein Ali
2 Niwitpong, Sa-aat
2 Omar, M. Hafidz
2 Qiu, Dehua
2 Ross, Elizabeth
2 Sarr, Amadou
2 Saxena, Anshul
2 Sen, Pranab Kumar
2 Sultan, Khalaf Salman
2 Sung, Soohak
2 Tang, Manlai
2 Thangjai, Warisa
2 Thomson, Trevor
2 Tian, Maozai
2 Tian, Yuzhu
2 Urmeneta, Henar
2 Volodin, Igor N.
2 Xin, Xin
2 Xu, Jianwen
2 Yang, Hu
2 Yilmaz, Ersin
2 You, Jinhong
2 Žežula, Ivan
2 Zhang, Huaiyu
1 Aaron, Catherine
1 Abd El-Baset, A. Ahmad
1 Aerts, Stephanie
1 Ahmed, Nasar U.
1 Akdeniz Duran, Esra
1 Akdeniz, Fikri
1 Akhter, Zuber
1 Al-Mutairi, Dhaifalla K.
1 Albatineh, Ahmed N.
1 Alharbi, Yousef Fyaz
1 Almutawa, Jaafar
1 Alshahrani, Saeed
1 Arabi, Reza
1 Argaç, Doğan
1 Ausloos, Marcel R.
1 Badahdah, S. O.
1 Bageta, Rubén
1 Bai, Fangfang
1 Baklizi, Ayman S.
1 Balakrishnan, Narayanaswamy
...and 222 more Authors
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Cited in 69 Serials

27 Journal of Statistical Computation and Simulation
25 Communications in Statistics. Theory and Methods
15 Computational Statistics and Data Analysis
14 Statistics & Probability Letters
12 Journal of Statistical Planning and Inference
12 Statistics
12 Statistical Papers
11 Metrika
11 Journal of Multivariate Analysis
9 Journal of Applied Statistics
6 Linear Algebra and its Applications
6 Journal of Nonparametric Statistics
6 Lobachevskii Journal of Mathematics
5 Computational Statistics
5 Communications in Statistics. Simulation and Computation
4 Stochastic Analysis and Applications
3 Test
3 Australian & New Zealand Journal of Statistics
2 Collectanea Mathematica
2 Journal of Theoretical Probability
2 Statistical Inference for Stochastic Processes
2 Econometric Theory
2 Applied Stochastic Models in Business and Industry
2 Statistical Methodology
2 Thailand Statistician
2 Journal of the Korean Statistical Society
2 Journal of Statistical Theory and Practice
2 Japanese Journal of Statistics and Data Science
1 Lithuanian Mathematical Journal
1 Scandinavian Journal of Statistics
1 The Annals of Statistics
1 International Journal of Mathematics and Mathematical Sciences
1 Journal of Computational and Applied Mathematics
1 Journal of Econometrics
1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
1 Proceedings of the American Mathematical Society
1 Statistica
1 Acta Applicandae Mathematicae
1 Acta Mathematicae Applicatae Sinica. English Series
1 SIAM Journal on Optimization
1 Journal of the Egyptian Mathematical Society
1 Statistica Sinica
1 Lifetime Data Analysis
1 Complexity
1 Bernoulli
1 Vietnam Journal of Mathematics
1 Abstract and Applied Analysis
1 Journal of Inequalities and Applications
1 Journal of Interdisciplinary Mathematics
1 Brazilian Journal of Probability and Statistics
1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
1 Hacettepe Journal of Mathematics and Statistics
1 Asia-Pacific Financial Markets
1 SORT. Statistics and Operations Research Transactions
1 Statistical Methods and Applications
1 Inverse Problems in Science and Engineering
1 AStA. Advances in Statistical Analysis
1 Electronic Journal of Statistics
1 Journal of Probability and Statistics
1 Sankhyā. Series A
1 Asian Journal of Control
1 Journal of Applied Mathematics & Informatics
1 Afrika Matematika
1 Statistics and Computing
1 Mathematical Sciences
1 ISRN Probability and Statistics
1 The Scientific World Journal. Probability and Statistics
1 Journal of Mathematical Modeling
1 Cogent Mathematics

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