Results 21 to 30 of about 12,336,647 (296)

Comment on the level-set method used in ‘Numerical study on mobilization of oil slugs in capillary model with level set approach’

open access: yesEngineering Applications of Computational Fluid Mechanics, 2016
This is a comment on a 2014 paper by Dai and Wang. It is argued that the validation in Dai and Wang's paper is an artifact caused by the boundary conditions of the level-set function, meaning that the effects reported in their paper have little physical ...
Åsmund Ervik
doaj   +1 more source

Relaxation Projections and the Method of Moments [PDF]

open access: yes, 2000
Theory in spatial ecology has to steer a narrow and challenging course between the Scylla of oversimplification and the Charybdis of intractability. Until about 15 years ago, most of theoretical ecology was based on the mean-field paradigm, thus targeting well-mixed ecological systems.
Dieckmann, U., Law, R.
openaire   +4 more sources

Variational iteration method and projection method solution of the spatially distributed population balance equation

open access: yesArab Journal of Basic and Applied Sciences, 2018
In this work, two major hydrodynamic parameters, the holdup of the dispersed phase and the Sauter diameter, are considered. This is done for describing the hydrodynamics of interacting liquid–liquid dispersions using different particle breakage ...
Abdelmalek Hasseine   +2 more
doaj   +1 more source

Numerical Method for Electromagnetic Wave Propagation Problem in a Cylindrical Inhomogeneous Metal Dielectric Waveguiding Structures

open access: yesMathematical Modelling and Analysis, 2017
The propagation of monochromatic electromagnetic waves in metal circular cylindrical dielectric waveguides filled with inhomogeneous medium is considered.
Eugene Smolkin
doaj   +1 more source

A Derivative-Free MZPRP Projection Method for Convex Constrained Nonlinear Equations and Its Application in Compressive Sensing

open access: yesMathematics, 2022
Nonlinear systems of equations are widely used in science and engineering and, therefore, exploring efficient ways to solve them is paramount. In this paper, a new derivative-free approach for solving a nonlinear system of equations with convex ...
Ibrahim Mohammed Sulaiman   +4 more
doaj   +1 more source

Projection

open access: yes, 2022
Projection contains the Matlab suite used to project the histoblast ...
Nicolas Tapon (7559015)
core   +1 more source

System of Extended General Variational Inequalities for Relaxed Cocoercive Mappings in Hilbert Space

open access: yesMathematics, 2018
In this manuscript, we study a system of extended general variational inequalities (SEGVI) with several nonlinear operators, more precisely, six relaxed ( α , r ) -cocoercive mappings.
Kyung Soo Kim
doaj   +1 more source

A Projection Method for Particle Resampling [PDF]

open access: yesComputer Physics Communications
Particle discretizations of partial differential equations are advantageous for high-dimensional kinetic models in phase space due to their better scalability than continuum approaches with respect to dimension. Complex processes collectively referred to as particle noise hamper long time simulations with particle methods.
Mark F. Adams   +3 more
openaire   +3 more sources

Consistent local projection stabilized finite element methods [PDF]

open access: yes, 2010
This work establishes a formal derivation of local projection stabilized methods as a result of an enriched Petrov-Galerkin strategy for the Stokes problem.
Barrenechea, Gabriel   +1 more
core   +3 more sources

Least-Square-Based Three-Term Conjugate Gradient Projection Method for ℓ1-Norm Problems with Application to Compressed Sensing

open access: yesMathematics, 2020
In this paper, we propose, analyze, and test an alternative method for solving the ℓ 1 -norm regularization problem for recovering sparse signals and blurred images in compressive sensing.
Abdulkarim Hassan Ibrahim   +4 more
doaj   +1 more source

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