Now showing items 46-65 of 666

    • An efficient image encryption scheme based on double affine substitution box and chaotic system 

      Khan, Majid; Jamal, Sajjad Shaukat; Hazzazi, Mohammad Mazyad; Ali, Khawaja Muhammad; Hussain, Iqtadar; ... more authors ( Elsevier , 2021 , Article)
      Privacy of information is one of the most important and unavoidable issues in our digitally advance era. A huge amount of information transmitted over different servers and networking protocols. The sphere of digitally ...
    • An efficient image encryption scheme based on fractal Tromino and Chebyshev polynomial 

      Khan, Majid; Alanazi, Ammar S.; Khan, Lal Said; Hussain, Iqtadar ( Springer International Publishing , 2021 , Article)
      The security of digital content during transmission and storage through insecure communication links and databases is a challenging issue in today's world. In this article, an encryption scheme based on fractal Tromino and ...
    • An Efficient Phase I Analysis of Linear Profiles with Application in Photo-Voltaic System 

      Mahmood T.; Abbasi S.A.; Riaz M.; Abbas N. ( Springer Verlag , 2019 , Article)
      In many manufacturing industries, quality of an item depends on different characteristics and their relationship may be modeled by profiles. For instance, in photo-voltaic (PV) system, output voltage is dependent on the ...
    • An enhanced nonparametric EWMA sign control chart using sequential mechanism 

      Riaz, Muhammad; Abid, Muhammad; Nazir, Hafiz Zafar; Abbasi, Saddam Akber ( Public Library of Science , 2019 , Article)
      Control charts play a significant role to monitor the performance of a process. Nonparametric control charts are helpful when the probability model of the process output is not known. In such cases, the sampling mechanism ...
    • An ensemble neural network framework for improving the detection ability of a base control chart in non-parametric profile monitoring 

      Yeganeh, Ali; Abbasi, Saddam A.; Pourpanah, Farhad; Shadman, Alireza; Johannssen, Arne; ... more authors ( Elsevier , 2022 , Article)
      Profile monitoring is a challenging issue in statistical process control (SPC). It aims to use a functional relationship between a response variable and one or more explanatory variable(s) to summarize the quality of a ...
    • An improved adaptive EWMA control chart for monitoring time between events with application in health sector 

      Aslam, Muhammad; Khan, Majid; Rasheed, Zahid; Anwar, Syed Masroor; Abbasi, Saddam Akber ( John Wiley and Sons Ltd , 2023 , Article)
      Nonconforming events rarely occur in high-quality processes, and the time between events ((Formula presented.)) is likely to be followed by a skewed distribution, such as an exponential distribution. This paper proposes ...
    • An Improved Control Chart for Monitoring Linear Profiles and its Application in Thermal Conductivity 

      Riaz, Muhammad; Saeed, Usman; Mahmood, Tahir; Abbas, Nasir; Abbasi, Saddam Akber ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)
      In most of the manufacturing processes, we encounter different quality characteristics of a product and process. These characteristics can be categorized into two kinds; study variables (variable of interest) and the ...
    • An improved whale optimization algorithm for solving multi-objective design optimization problem of PFHE 

      Sulaiman, Muhammada; Samiullah, Ismata; Hamdi, A.b; Hussain, Zubaira ( IOS Press , 2019 , Article)
      In this paper, we have used a novel initialization strategy to improve Whale optimization algorithm (WOA), which is named as The Improved Whale Optimization Algorithm (IWOA). To evaluate the capability of the algorithm in ...
    • An iterative method for common solution to various problems 

      Karahan, Ibrahim; Khan, Safeer Hussain ( Jangjeon Mathematical Society , 2019 , Article)
      In this paper, we introduce a new iterative method to find a common solution of a generalized mixed equilibrium problem, a variational inequality problem and a hierarchical fixed point problem for demicontinuous nearly ...
    • An LP model for optimizing a supply chain management system for steel company 

      Alawneh, Ameen; Alrefaei, Mahmoud; Diabat, Ali; Al-Aomar, Raid; Faisal, Mohamed N. ( Newswood Limited , 2014 , Conference Paper)
      In this research, we have developed a linear programming formulation to describe Qatar steel manufacturing supply chain from suppliers to consumers. The purpose of the model is to provide answers regarding the optimal ...
    • An unbalanced ranked-set sampling method to get more than one sample from each set 

      Panahbehagh, B.; Bruggemann, R.; Parvardeh, A.; Salehi, M.; Sabzalian, M.R. ( American Association for Public Opinion Research , 2018 , Article)
      In ranked-set sampling, the restriction of selecting just one individual from each set may require too many sets. We propose a new version of ranked-set sampling that relaxes this restriction. Our new design uses stratified ...
    • Analysis of bioconvection and oxytactic microorganisms in a porous cavity with nano-enhanced phase change materials and quadrant heater: Application of support vector regression based model 

      Hussain, Shafqat; Ertam, Fatih; Hamida, Mohamed Bechir Ben; Oztop, Hakan F.; Abu-Hamdeh, Nidal H. ( Elsevier , 2023 , Article)
      In this numerical study, two-dimensional simulations are performed to obtain the bioconvection flow in a quadrant heater located porous closed space saturated with nano-enhanced phase change material (NePCM). The Galerkin ...
    • Analysis of ferrite nanoparticles in the flow of ferromagnetic nanofluid 

      Muhammad N.; Nadeem S.; Mustafa M.T. ( Public Library of Science , 2018 , Article)
      Theoretical analysis has been carried out to establish the heat transport phenomenon of six different ferromagnetic MnZnFe2O4-C2H6O2 (manganese zinc ferrite-ethylene glycol), NiZnFe2O4-C2H6O2 (Nickel zinc ferrite-ethylene ...
    • Analysis of particulate behavior in porous media 

      Siyyam, Hani I.; Hamdan, M.H. ( Shanghai University Press , 2008 , Article)
      In this work, we analyze the behavior of the particle phase in the flow of a particle-laden mixture through a porous medium. An attempt is made to model the diffusion and dispersion processes, and to quantify the deviation ...
    • Analysis of spatial data with a nested correlation structure 

      Adegboye O.A.; Leung D.H.Y.; Wang Y.-G. ( Blackwell Publishing Ltd , 2018 , Article)
      Spatial statistical analyses are often used to study the link between environmental factors and the incidence of diseases. In modelling spatial data, the existence of spatial correlation between observations must be ...
    • Analysis of spatial data with a nested correlation structure 

      Adegboye, Oyelola A.; Leung, Denis H. Y; Wang, You-Gan ( Wiley , 2017 , Article)
      Spatial statistical analyses are often used to study the link between environmental factors and the incidence of diseases. In modelling spatial data, the existence of spatial corre- lation between observations must be ...
    • Analytical approach to the Darcy–Lapwood–Brinkman equation 

      Merabet, N.; Siyyam, H.; Hamdan, M.H. ( Elsevier , 2007 , Article)
      Three exact solutions are obtained for flow through porous media, as governed by the Darcy–Lapwood–Brinkman model, for a given vorticity distribution. The resulting flow fields are identified as reversing flows; stagnation ...
    • Antiferromagnetism in EuPdGe3 

      Albedah, M.A.; Al-Qadi, K.; Stadnik, Z.M.; Przewoznik, J. ( Elsevier Ltd , 2014 , Article)
      The results of X-ray diffraction, magnetic susceptibility and magnetization, and 151Eu Mössbauer spectroscopy measurements of polycrystalline EuPdGe3 are reported. EuPdGe3 crystallizes in the BaNiSn3-type tetragonal structure ...
    • Antihydrogen physics: Gravitation and spectroscopy in AEgIS 

      Ferragut, R.; Belov, A. S.; Bonomi, G.; Boscolo, I.; Brusa, R. S.; ... more authors ( Canadian science publishing , 2011 , Article)
      AEgIS (Antimatter experiment: gravity, interferometry, spectroscopy) is an experiment approved by CERN with the goal of studying antihydrogen physics. In AEgIS, antihydrogen will be produced by charge exchange reactions ...
    • Antioxidant and antihypertensive properties of phenolic-protein complexes in extracted protein fractions from Nigella damascena and Nigella arvensis 

      Alu'datt, Muhammad H.; Rababah, Taha; Alhamad, Mohammad N.; Gammoh, Sana; Ereifej, Khalil; ... more authors ( Elsevier , 2016 , Article)
      The study involved the investigation of the antioxidant and antihypertensive properties of the phenolic–protein complexes obtained from isolated protein fractions from Nigella damascena and Nigella arvensis. Protein fractions ...