Search Results - "Afshari, Mahmoud"

GENERALIZED BAYES SURE FOR MULTIVARIATE NORMAL DISTRIBUTION UNDER BALANCED-QUADRATIC LOSS by Karamikabir, Hamid, Afshari, Mahmoud, Karamikabir, Nasrin, Kiaei, Seyed Faridoddin

“…One of the most important subjects in statistics is the theory of estimation. In this paper, we consider the generalized Bayes shrinkage estimator of the mean…”
Get full text

Investigation of the effect of sintering process parameters on the corrosion, wear and hardness of W–Cu composite by Selahshorrad, Ehsan, Alavi, Seyyed Amirhossein, Zangeneh-Madar, Karim, Samadi, Mohammad Reza, Yazdanshenas, Morteza, Afshari, Mahmoud

“…In this study, tungsten–copper (W–Cu) composite was fabricated using the sintering process to examine the corrosion, wear and hardness of the fabricated…”
Get full text

A novel XGamma extension: applications and actuarial risk analysis under the reinsurance data by Alizadeh, Morad, Afshari, Mahmoud, Ranjbar, Vahid, Merovci, Faton, Yousof, Haitham M.

“…Continuous distributions can be used to characterize risk exposure successfully. It is preferable to use a numerical value, or at the very least, a limited…”
Get full text

Shrinkage estimation of non-negative mean vector with unknown covariance under balance loss by Karamikabir, Hamid, Afshari, Mahmoud, Arashi, Mohammad

“…Parameter estimation in multivariate analysis is important, particularly when parameter space is restricted. Among different methods, the shrinkage estimation…”
Get full text

Odd Log-Logistic XGamma Model: Bayesian and Classical Estimation with Risk Analysis Utilizing Reinsurance Revenues Data by Ranjbar, Vahid, Alizadeh, Morad, Afshari, Mahmoud, Yousof, Haitham M

“…Effective risk exposure descriptions can be made using continuous distributions. To illustrate the level of exposure to a certain danger, it is better to use a…”
Get full text

Mechanical and Formability Evaluation of ST14 Alloys Welded by Friction Stir Welding by Afshari, Mahmoud, Fakhralmobasheri, Nima, Samadi, Mohammad Reza, Alavi, Amirhossein, Foroushani, Hossein Norozi

“…Friction stir welding as one of the modern methods of solid-state welding of steel sheets and aluminum is a highly regarded industry. In these studies, the…”
Get full text

The Odd Log-Logistic Burr-X Family of Distributions: Properties and Applications by Karamikabir, Hamid, Afshari, Mahmoud, Alizadeh, Morad, Yousof, Haitham M.

“…In this paper, a new class of distributions called the odd log-logistic Burr-X family with two extra positive parameters is introduced and studied. The new…”
Get full text

An Asymptotic Two-Sided Test in a Family of Multivariate Distribution by Bazyari, Abouzar, Afshari, Mahmoud, Samuh, Monjed H.

“…In the present paper, a two-sided test in a family of multivariate distribution according to the Mahalanobis distance with mean vector and positive definite…”
Get full text

Concomitants of Dual Generalized Order Statistics from Morgenstern Type Bivariate Generalized Exponential Distribution by Tahmasebi, Saeid, Jafari, Ali Akbar, Afshari, Mahmoud

“…[9] introduced the concept of dual generalized order statistics (dgos) that enables a common approach to descending ordered random variables like reversed…”
Get full text

NEW WAVELET SURE THRESHOLDS OF ELLIPTICAL DISTRIBUTIONS UNDER THE BALANCE LOSS by Karamikabir, Hamid, Afshari, Mahmoud

“…In this paper, we introduce a new shrinkage soft-wavelet threshold estimator based on Stein’s unbiased risk estimate (SURE) for elliptical and spherical…”
Get full text

Optimizing the mechanical properties of TiO2/PA12 nano‐composites fabricated by SLS 3D printing by Afshari, Mahmoud, Bakhshi, Soroush, Samadi, Mohammad Reza, Afshari, Hossein

“…In this paper, the selective laser sintering process was used to fabricate the TiO2/PA12 nano‐composite parts by considering the parameters of laser power,…”
Get full text

The relation between serum and filter paper TSH level in neonates with congenital hypothyroidism by Ayyad, Ali Hassan, Hashemipour, Mahin, Hovsepian, Silva, Kooshki, Ali Mehrabi, Afshari, Mahmoud

“…the aim of this study was to determine the relation between serum and filter paper thyroid-stimulating hormone (TSH) levels in neonates with congenital…”
Get full text

Two new Bayesian-wavelet thresholds estimations of elliptical distribution parameters under non-linear exponential balanced loss by Batvandi, Ziba, Afshari, Mahmoud, Karamikabir, Hamid

Get full text

An investigation on the friction stir welding of PP/TiO2 nanocomposites for improving the tensile strength and hardness of the weld joint by Samadi, Mohammad Reza, Ayaz, Mohsen, Afshari, Mahmoud, Afkar, Amir

“…In the present work, the fused filament fabrication method was applied to fabricate polypropylene nanocomposite sheets reinforced with TiO 2 nanoparticles. The…”
Get full text

Investigation of the Influence of Preheating Temperature on Dissimilar Joint of Al6061/AISI304 in Simultaneous Friction Drilling by Azizi, Mohsen, Samadi, Mohammad Reza, Afshari, Mahmoud, Jabbari, Ali

Get full text

Optimizing the mechanical properties of TiO 2 / PA12 nano‐composites fabricated by SLS 3D printing by Afshari, Mahmoud, Bakhshi, Soroush, Samadi, Mohammad Reza, Afshari, Hossein

“…Abstract In this paper, the selective laser sintering process was used to fabricate the TiO 2 /PA12 nano‐composite parts by considering the parameters of laser…”
Get full text

Optimizing the mechanical properties of Ti/PA12 nano-composites fabricated by SLS 3D printing by Afshari, Mahmoud, Bakhshi, Soroush, Samadi, Mohammad Reza, Afshari, Hossein

“…In this paper, the selective laser sintering process was used to fabricate the Ti[O.sub.2]/PA12 nano-composite parts by considering the parameters of laser…”
Get full text

Bayesian estimation of stress-strength reliability for two-parameter bathtub-shaped lifetime distribution based on maximum ranked set sampling with unequal samples by Basikhasteh, Mehdi, Lak, Fazlollah, Afshari, Mahmoud

“…Bayesian estimation and credible interval of stress-strength reliability for two-parameter bathtub-shaped lifetime (TPBL) distribution are considered based on…”
Get full text

Friction stir welding of polypropylene based graphene nanocomposites fabricated with 3-D printing: An investigation on the microstructure and mechanical properties by Afshari, Mahmoud, Hardani, Hatam, Hamounpeyma, Mahdi, Samadi, Mohammad Reza

“…Polymer nanocomposites find diverse applications in the aerospace, automobile and electronic industries due to good corrosion resistance, high specific…”
Get full text

The Generalized Odd Gamma-G Family of Distributions: Properties and Applications by Hosseini, Bistoon, Afshari, Mahmoud, Alizadeh, Morad

“…Recently, new continuous distributions have been proposed to apply in statistical analysis. In this paper, the Generalized Odd Gamma-G distribution is…”
Get full text