Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Fathy H. Riad"'
Autor:
Divine-Favour N. Ekemezie, Fatimah M. Alghamdi, Hassan M. Aljohani, Fathy H. Riad, M.M. Abd El-Raouf, Okechukwu J. Obulezi
Publikováno v:
Alexandria Engineering Journal, Vol 109, Iss , Pp 520-531 (2024)
The objectives of this paper are threefold. First, we introduce a novel distribution, named the Odd Perks-Lomax (OPL) distribution, which is derived from the Odd Perks-G family of distributions. Second, we explore the mathematical properties of the O
Externí odkaz:
https://doaj.org/article/19981603071e420c9b6f24256aa5b668
Autor:
Etaf Alshawarbeh, Fatimah M. Alghamdi, Mohammed Amine Meraou, Hassan M. Aljohani, Mahmoud Abdelraouf, Fathy H. Riad, Sara Mohamed Ahmed Alsheikh, Meshayil M. Alsolmi
Publikováno v:
Symmetry, Vol 16, Iss 6, p 751 (2024)
The fitting and modeling of skewed, complex, symmetric, and asymmetric datasets is an exciting research topic in many fields of applied sciences: notably, lifetime, medical, and financial sciences. This paper introduces a heavy-tailed Nadarajah Haghi
Externí odkaz:
https://doaj.org/article/999a8055296e4826813048c3206aa81f
Autor:
Fatimah M. Alghamdi, Mohammed Amine Meraou, Hassan M. Aljohani, Amani Alrumayh, Fathy H. Riad, Sara Mohamed Ahmed Alsheikh, Meshayil M. Alsolmi
Publikováno v:
Symmetry, Vol 16, Iss 5, p 625 (2024)
The creating of novel models essentially stems from the requirement to appropriate describe survival cases. In this study, a novel lifetime model with two parameters is proposed and studied for modeling more types of data used in different study case
Externí odkaz:
https://doaj.org/article/e523b707724948b9aa4311a029a73edc
Autor:
Xueyu Wu, Zubair Ahmad, Eslam Hussam, Marwan H. Alhelali, Ramy Aldallal, Muqrin A. Almuqrin, Fathy H. Riad
Publikováno v:
Alexandria Engineering Journal, Vol 66, Iss , Pp 751-767 (2023)
The two-parameter classical Weibull distribution is commonly implemented to cater for the product’s reliability, model the failure rates, analyze lifetime phenomena, etc. In this work, we study a novel version of the Weibull model for analyzing rea
Externí odkaz:
https://doaj.org/article/1bda363afa6945fabb2127f63f24b6a1
Autor:
Mustafa Kamal, Mintodê Nicodème Atchadé, Yves Morel Sokadjo, Sabir Ali Siddiqui, Fathy H. Riad, M. M. Abd El-Raouf, Ramy Aldallal, Eslam Hussam, Huda M. Alshanbari, Hassan Alsuhabi, Ahmed M. Gemeay
Publikováno v:
Mathematical Biosciences and Engineering, Vol 20, Iss 2, Pp 3324-3341 (2023)
The initial COVID-19 vaccinations were created and distributed to the general population in 2020 thanks to emergency authorization and conditional approval. Consequently, numerous countries followed the process that is currently a global campaign. Ta
Externí odkaz:
https://doaj.org/article/40a453421eeb4eb89cad4126a80bdd5b
Autor:
Yuwei Zhao, Zubair Ahmad, Amani Alrumayh, M. Yusuf, Ramy Aldallal, Assem Elshenawy, Fathy H. Riad
Publikováno v:
Alexandria Engineering Journal, Vol 62, Iss , Pp 313-325 (2023)
In this paper, we introduce a new statistical methodology for updating the flexibility level of the traditional distributions. The newly developed method is called, the logarithmic-U family of distributions. For the logarithmic-U distributions, the e
Externí odkaz:
https://doaj.org/article/b52eab0dc4f5476bbada39318bedf15b
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 9849-9866 (2022)
The aim of this work is to develop a new outstanding lifetime distribution, dubbed the power Bilal (PB) distribution. Both of the probability distribution function (pdf) and the cumlative distribution function (cdf) of the PB distribution have a simp
Externí odkaz:
https://doaj.org/article/43fb3eed35eb474894b3b272e585a85e
Publikováno v:
Mathematical Biosciences and Engineering, Vol 19, Iss 7, Pp 6551-6581 (2022)
This paper addresses asymmetric flexible two-parameter exponential model called the weighted exponential (WDEx) distribution. Some of its basic mathematical features are evaluated. Its hazard rate accommodates upside-down bathtub, decreasing, decreas
Externí odkaz:
https://doaj.org/article/6e5f33b3ae7043949b6ea96ce3545f5c
Autor:
Muhammad Zeshan Arshad, Muhammad Zafar Iqbal, Festus Were, Ramy Aldallal, Fathy H. Riad, M. E. Bakr, Yusra A. Tashkandy, Eslam Hussam, Ahmed M. Gemeay
Publikováno v:
Complexity, Vol 2023 (2023)
Background. A country’s agriculture reflects a backbone and performs a vital part in the betterment of the economy and individuals. Facts and figures of the agriculture sector offer a solid foundation and factual pathway intended for upcoming decis
Externí odkaz:
https://doaj.org/article/a2d0f9a422a4456a97582774c98f77f7
Autor:
Mohammed M. A. Almazah, Kalim Ullah, Eslam Hussam, Md. Moyazzem Hossain, Ramy Aldallal, Fathy H. Riad
Publikováno v:
Complexity, Vol 2022 (2022)
Statistical distributions have great applicability for modeling data in almost every applied sector. Among the available classical distributions, the inverse Weibull distribution has received considerable attention. In the practice of distribution th
Externí odkaz:
https://doaj.org/article/38b5416820fc49b2be05ef49727449e4