Results 71 to 80 of about 160,937 (210)

Free vibration analysis of a functionally graded material beam: evaluation of the Haar wavelet method

open access: yes, 2018
The current study focuses on the evaluation of the Haar wavelet method, i.e. its comparison with widely used strong formulation based methods (FDM-finite difference method and DQM-differential quadrature method).
Maarjus Kirsa   +4 more
semanticscholar   +1 more source

Efficient low‐dose CT image enhancement using MobileMamba‐UNet with wavelet‐enhanced long‐range modeling

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 7, July 2026.
Abstract Background Deep learning has become a dominant paradigm for low‐dose computed tomography (LDCT) image reconstruction. Nevertheless, existing approaches still struggle to simultaneously achieve accurate structural detail preservation and computational efficiency, particularly when handling long‐range contextual dependencies. Purpose To design a
Jianfang Li   +3 more
wiley   +1 more source

New Algorithms for Numerical Assessment of Nonlinear Integro-Differential Equations of Second-Order using Haar Wavelets

open access: yesWalailak Journal of Science and Technology, 2014
This paper deals with the extended design for Fredholm and Volterra integral equations and design for Fredholm and Volterra integro-differential equations of first-order to second-order nonlinear Fredholm and second-order nonlinear Volterra integro ...
Imran AZIZ   +3 more
doaj   +1 more source

Enhancing Volatility Prediction: A Wavelet‐Based Hierarchical Forecast Reconciliation Approach

open access: yesJournal of Forecasting, Volume 45, Issue 4, Page 1652-1664, July 2026.
ABSTRACT Forecasting realized volatility (RV) has been widely studied, with numerous techniques developed to enhance predictive accuracy. Among these techniques, the use of RV decompositions based on intraday asset returns has been applied. However, the use of a frequency‐based decomposition, which provides unique insights into the dynamics of RV ...
Adam Clements, Ajith Perera
wiley   +1 more source

A stability-enhanced preconditioned Haar wavelet scheme for the solution of Poisson and Helmholtz equations

open access: yesScientific Reports
This study presents a modified numerical framework based on scale-3 Haar wavelets for the solution of elliptic partial differential equations, namely the Poisson and the Helmholtz equations.
Avinash K., Harinakshi Karkera
doaj   +1 more source

On the Solutions of Fractional Burgers-Fisher and Generalized Fisher’s Equations Using Two Reliable Methods

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2014
Two reliable techniques, Haar wavelet method and optimal homotopy asymptotic method (OHAM), are presented. Haar wavelet method is an efficient numerical method for the numerical solution of arbitrary order partial differential equations like Burgers ...
A. K. Gupta, S. Saha Ray
doaj   +1 more source

Explaining Variability in Employee Perceptions of HR Practices in Strategic HRM Research: An Integrative Review and Future Outlook

open access: yesHuman Resource Management, Volume 65, Issue 4, Page 1147-1159, July/August 2026.
ABSTRACT Employee perceptions of human resource (HR) practices have become a central focus in strategic human resource management (HRM) research due to their impact on individual and organizational outcomes. Recent studies highlight the importance of understanding how these perceptions are formed, what they encompass, and why they vary across employees.
Jeske van Beurden   +4 more
wiley   +1 more source

Employee Perceptions of Coaching Relationship Quality: A Change‐Over‐Time Study of Job Satisfaction and Turnover Intentions

open access: yesAsia Pacific Journal of Human Resources, Volume 64, Issue 3, July 2026.
ABSTRACT To remain competitive, organisations increasingly rely on human resources (HR) to operate as a strategic business partner responsible for developing employee capability. Although prior research highlights the centrality of supervisor–employee relationships for effective coaching, little is known about whether employees' perceptions of the ...
Jesse William Mowat   +2 more
wiley   +1 more source

Haar wavelet method for solving generalized Burgers–Huxley equation

open access: yesArab Journal of Mathematical Sciences, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

Combined application of continuous wavelet transform-zero crossing technique in the simultaneous spectrophotometric determination of perindopril and indapamid in tablets

open access: yesQuímica Nova, 2009
Signal processing methods based on the combined use of the continuous wavelet transform (CWT) and zero-crossing technique were applied to the simultaneous spectrophotometric determination of perindopril (PER) and indapamide (IND) in tablets. These signal
Gözde Pektaş   +2 more
doaj   +1 more source

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