Browsing Mathematics, Statistics & Physics by Publisher "Springer"
Now showing items 1-20 of 27
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A best proximity point theorem for special generalized proximal ?-quasi contractive mappings
( Springer , 2019 , Article)In this paper, we obtain some best proximity point results for a new class of non-self mappings T: A? B called special generalized proximal ?-quasi contractive. Our result is illustrated by an example. Several consequences ... -
A image encryption algorithm based on chaotic Lorenz system and novel primitive polynomial S-boxes
( Springer , 2021 , Article)We have proposed a robust, secure and efficient image encryption algorithm based on chaotic maps and algebraic structure. Nowadays, the chaotic cryptosystems gained more attention due to their efficiency, the assurance of ... -
A Privacy Scheme for Digital Images Based on Quantum Particles
( Springer , 2019 , Article)Quantum processing inspired every field of science and technology. Quantum digital content privacy schemes usually employs photons to communicate a key. In this article, we are utilizing different states which correspond ... -
Assessing the Impact of Major Political and Institutional Factors on New Businesses: The Case of Qatar
( Springer , 2022 , Book chapter)This chapter provides an assessment of the impact of the major political and institutional factors on establishing new businesses in the State of Qatar in the long run using the autoregressive distributed lag (ARDL) model. ... -
A dual layer security scheme for medical images using Hessenberg and singular value decompositions
( Springer , 2022 , Article)Due to the recent advancement in the field of the Internet of Medical things (IoMT). To facilitate doctors and patients, in the process of diagnosis and treatment, the medical imaging equipment is connected to the IoMT. ... -
Enhancing the detection ability of control charts in profile monitoring by adding RBF ensemble model
( Springer , 2022 , Article)While numerous contributions and applications have been extended in profile monitoring, little attention has been paid to employing machine learning techniques in development of control charts. In this paper, a novel control ... -
Existence of a tripled coincidence point in ordered Gb-metric spaces and applications to a system of integral equations
( Springer , 2013 , Article)In this paper, tripled coincidence points of mappings satisfying some nonlinear contractive conditions in the framework of partially ordered G b-metric spaces are obtained. Our results extend the results of Aydi et al. ... -
Fabrication of H2S gas sensors using ZnxCu1-xFe2O4 nanoparticles
( Springer , 2020 , Article)Spinel ferrite nanoparticles can be easily retrieved and utilized for multiple cycles due to their magnetic properties. In this work, nanoparticles of a ZnxCu1-xFe2O4 composition were synthesized by employing a sol–gel ... -
Forecasting the impact of environmental stresses on the frequent waves of COVID19
( Springer , 2021 , Article)A novel approach to link the environmental stresses with the COVID-19 cases is adopted during this research. The time-dependent data are extracted from the online repositories that are freely available for knowledge and ... -
Harmonic image inpainting using the charge simulation method
( Springer , 2022 , Article)It was recently reported that harmonic inpainting or Laplace interpolation when used in the context of image compression can yield impressive reconstruction results if the encoded pixels were carefully selected. Mathematically, ... -
Image encryption scheme for multi-focus images for visual sensors network
( Springer , 2022 , Article)Image fusion is the technique to obtain an image, possessing spatially and spectrally enhanced as compared to the individual high spatial and high spectral images. After obtaining a detailed image, propagation over an ... -
Molybdenum oxide reinforced polyvinyl alcohol composite as high-performance dielectric material for flexible electronics
( Springer , 2023 , Article)Polymer dielectrics are highlighted as capable energy storing materials due to their better dielectric strength and supreme versatility compared to inorganic ceramic dielectrics in sophisticated electronics and pulsed power ... -
A novel procedure for constructing invariant subspaces of a set of matrices
( Springer , 2022 , Article)A problem that is frequently encountered in a variety of mathematical contexts is to find the common invariant subspaces of a single or of a set of matrices. A new method is proposed that gives a definitive answer to this ... -
Numerical Computation of the Conformal Map onto Lemniscatic Domains
( Springer , 2016 , Article)We present a numerical method for the computation of the conformal map from unbounded multiply-connected domains onto lemniscatic domains. For ℓ -times connected domains, the method requires solving ℓ boundary integral ... -
Numerical Conformal Mapping onto the Parabolic, Elliptic and Hyperbolic Slit Domains
( Springer , 2018 , Article)This paper presents a numerical method for computing the conformal mappings onto the parabolic slit domain, the elliptic slit domain and the hyperbolic slit domain. The method relies on a boundary integral equation with ... -
On goodness-of-fit testing for Burr type X distribution under progressively type-II censoring
( Springer , 2022 , Article)In this article, we propose two goodness-of-fit test statistics for the Burr Type X distribution when the available data are subject to progressively Type-II censoring. The proposed test statistics are based on the sample ... -
On Indefinite Quadratic Optimization over the Intersection of Balls and Linear Constraints
( Springer , 2022 , Article)In this paper, we study the minimization of an indefinite quadratic function over theintersection of balls and linear inequality constraints (QOBL). Using the hyperplanesinduced by the intersection of each pair of balls, ... -
On the existence of positive solutions for generalized fractional boundary value problems
( Springer , 2019 , Article)The existence of positive solutions is established for boundary value problems defined within generalized Riemann–Liouville and Caputo fractional operators. Our approach is based on utilizing the technique of fixed point ... -
Oyster oscillator: a novel mega-stable nonlinear chaotic system
( Springer , 2021 , Article)Designing novel mega-stable chaotic oscillators has been a hot topic of research lately. In the current paper, a two-dimensional mega-stable oscillator is presented. The oscillator has a vast amount of coexisting limit ... -
Prediction of future failures in the log-logistic distribution based on hybrid censored data
( Springer , 2022 , Article)We consider the prediction of future observations from the log-logistic distribution. The data is assumed hybrid right censored with possible left censoring. Different point predictors were derived. Specifically, we obtained ...