Results 31 to 40 of about 1,182 (205)

Variable stepsize diagonally implicit multistage integration methods for ordinary differential equations [PDF]

open access: yes, 1995
We provide an alternative to the Nordsieck technique of changing the stepsize of integration. Order conditions are derived using a recent approach by Albrecht and examples of methods are given which are appropriate for stiff or nonstiff systems in ...
ZENNARO, MARINO   +4 more
core   +1 more source

Almost Surely Asymptotic Stability of Exact and Numerical Solutions for Neutral Stochastic Pantograph Equations

open access: yesAbstract and Applied Analysis, 2011
We study the almost surely asymptotic stability of exact solutions to neutral stochastic pantograph equations (NSPEs), and sufficient conditions are obtained.
Zhanhua Yu
doaj   +1 more source

Computable explicit bounds for the discretization error of variable stepsize multistep methods [PDF]

open access: yes, 2000
This paper deals with the achievement of explicit computable bounds for the global discretization error of variable stepsize multistep methods which are perturbation of strongly stable fixed stepsize methods.
Rubio, G., Jódar, L., Morera, J.L.
core   +1 more source

Continuous variable stepsize explicit pseudo two-step RK methods [PDF]

open access: yes, 1999
The aim of this paper is to apply a class of constant stepsize explicit pseudo two-step Runge-Kutta methods of arbitrarily high order to nonstiff problems for systems of first-order differential equations with variable stepsize strategy.
Nguyen Huu Cong,
core   +1 more source

Variable-Stepsize Explicit Two-Step Runge-Kutta Methods [PDF]

open access: yesMathematics of Computation, 1992
Variable-step explicit two-step Runge-Kutta methods for the numerical solution of ordinary differential equations are studied. Order conditions are derived and the results about the minimal number of stages required to attain a given order are established up to order five.
JACKIEWICZ Z., ZENNARO, MARINO
openaire   +2 more sources

A variable step-size diffusion LMS algorithm with a quotient form

open access: yesEURASIP Journal on Advances in Signal Processing, 2020
A new variable step-size strategy for the least mean square (LMS) algorithm is presented for distributed estimation in adaptive networks using the diffusion scheme.
Muhammad Omer Bin Saeed   +1 more
doaj   +1 more source

Diffusion Robust Variable Step-Size LMS Algorithm Over Distributed Networks

open access: yesIEEE Access, 2018
In this paper, we propose a novel diffusion robust variable step-size least mean square (DRVSS-LMS) algorithm that is insensitive to impulsive noise for distributed estimation in the network.
Wei Huang   +3 more
doaj   +1 more source

A Novel Optimized Local Linearization Hybrid Block Method for Chaotic Systems: Applications to Stretch‐Twist‐Fold Flow and Bond Orbital Chaotic Attractors

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT The numerical approximation of nonlinear chaotic differential systems, such as the modified stretch‐twist‐fold (STF) flow and multi‐bond chaotic attractors, presents a significant challenge due to their sensitive dependence on initial conditions and complex dynamics where analytical solutions are unattainable.
Shina Daniel Oloniiju, Anastacia Dlamini
wiley   +1 more source

Bregman operator splitting with variable stepsize for total variation image reconstruction [PDF]

open access: yes, 2013
This paper develops a Bregman operator splitting algorithm with variable stepsize (BOSVS) for solving problems of the form minphi(Bu)+1/2Au- 22, where may be nonsmooth.
Ye, Xiaojing   +4 more
core   +1 more source

Accurate Sizing and Resolution of Nominal 200 nm Diameter Polystyrene Nanospheres With Charge Detection Mass Spectrometry

open access: yesSmall, EarlyView.
This study highlights the utility of charge detection mass spectrometry (CDMS) as a high‐throughput nanoparticle characterization tool. CDMS measurements of 200 nm polystyrene size standards are within 1% of those derived from transmission electron microscopy (TEM). Notably, a mixture of three ∼200 nm samples is readily resolved by CDMS but not by TEM,
Veena S. Avadhani   +2 more
wiley   +1 more source

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