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Ahmed M. Gad

Observed names: Ahmed Mahmoud Gad, Gad, Ahmed M.
ORCID: 0000-0002-2991-6245
Observed ORCID: 0000-0002-2991-6245
OpenAlex ID: A5042542828
The Burr XII-Burr XII Distribution: Mathematical Properties and Characterizations
2019 · Ahmed M. Gad, G. G. Hamedani, et al. · e-Publications@Marquette (Marquette University) · 31
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Analysis of longitudinal data with intermittent missing values using the stochastic EM algorithm
2005 · Ahmed M. Gad, Abeer S. Ahmed · Computational Statistics & Data Analysis · 27
Generalized Linear Mixed Models for Longitudinal Data
2012 · Ahmed M. Gad, Rasha B. El Kholy · International Journal of Probability and Statistics · 24
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Imputation Methods for Longitudinal Data: A Comparative Study
2017 · Ahmed Mahmoud Gad · International Journal of Statistical Distributions and Applications · 19
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Modeling Longitudinal Count Data with Missing Values: A Comparative Study
2016 · Fatma El Zahraa S. Salama, Ahmed M. Gad, et al. · Applied mathematical sciences · 16
Regression Estimation in the Presence of Outliers: A Comparative Study
2016 · Ahmed M. Gad, Maha E. Qura · International Journal of Probability and Statistics · 16
Linear Mixed Models for Longitudinal Data with Nonrandom Dropouts
2021 · Ahmed M. Gad, Noha A. Youssif · Journal of Data Science · 10
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A Shared Parameter Model for Longitudinal Data with Missing Values
2013 · Ahmed M. Gad, Nesma M. M. Darwish · American Journal of Applied Mathematics and Statistics · 9
A Selection Model for Longitudinal Data with Non-Ignorable Non-Monotone Missing Values
2021 · Ahmed M. Gad · Journal of Data Science · 8
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A stochastic variant of the EM algorithm to fit mixed (discrete and continuous) longitudinal data with nonignorable missingness
2019 · Abdallah S. A. Yaseen, Ahmed M. Gad · Communication in Statistics- Theory and Methods · 6
An adaptive linear regression approach for modeling heavy-tailed longitudinal data
2018 · Ahmed M. Gad, Wafaa I. M. Ibrahim · Communications in Statistics - Simulation and Computation · 6
Sensitivity analysis of longitudinal data with intermittent missing values
2006 · Ahmed M. Gad, Abeer S. Ahmed · Statistical Methodology · 6
A New Change-Point Rank Tests
2021 · Abd-Elnaser S. Abd-Rabou, Ahmed M. Gad · Journal of Data Science · 3
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Sensitivity Analysis Index for Shared Parameter Models in Longitudinal Studies
2019 · Heba A. Abd-ElWahab, Rasha B. Elkholy, et al. · Advances and Applications in Statistics · 3
Maximum Likelihood Approach for Longitudinal Models with Nonignorable Missing Data Mechanism Using Fractional Imputation
2016 · Abdallah S. A. Yaseen, Ahmed M. Gad, et al. · American Journal of Applied Mathematics and Statistics · 3
Bayesian Estimation and Inference for the Generalized Partial Linear Model
2015 · Haitham M. Yousof, Ahmed M. Gad · International Journal of Probability and Statistics · 3
Imputation Methods Based on Cluster-Wise Linear Regression: A Mathematical Programming Approach
2025 · Mahmoud M. Rashwan, Nouran M. Tawheed, et al. · Journal of Statistical Theory and Applications · 2
A CUSUM test for change point in quantile regression for longitudinal data
2022 · Aya S. Abdelwahab, Ahmed M. Gad, et al. · Communications in Statistics - Simulation and Computation · 2
Media portrayal of terrorism and its ramifications on tourism in Egypt and Algeria
2025 · Cláudia Seabra, Ketan Bhatt, et al. · Global Knowledge, Memory and Communication · 1
Bayesian Semi-Parametric Logistic Regression Model with Application to Credit Scoring Data
2021 · Haitham M. Yousof, Ahmed M. Gad · Journal of Data Science · 1
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Bayesian Estimation of Latent Class Model for Survey Data Subject to Item Nonresponse
2019 · Samah Zakaria, Mai Sherif Hafez, et al. · Pakistan Journal of Statistics and Operation Research · 1
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A New Robust Imputation Method for Longitudinal Data with Non-Normal Continuous Outcomes
2025 · Nesma M. Darwish, Yasmin A. Mohamed, et al. · International Journal of Statistics in Medical Research
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A Comparative Study for Survival Prediction of NKI Data Using Statistical and Machine-Learning Approaches
2024 · Niveen Ibrahim Elzayat, Ahmed Mahmoud Gad, et al. · Novel Intelligent and Leading Emerging Sciences Conference (NILES)
Simultaneous variable selection and parameters estimation for longitudinal data subject to missingness and covariates measurement error
2024 · Heba A. Basha, Abdelnaser S. Abdrabou, et al. · Communications in Statistics - Simulation and Computation
A mixed effects changepoint quantile regression model for longitudinal data with application on COVID-19 data
2023 · Wafaa I. M. Ibrahim, Ahmed M. Gad, et al. · Frontiers in Applied Mathematics and Statistics
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Works count: 39
Citation count: 197
H-index: 8
I10-index: 7
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