Results 31 to 40 of about 16,849 (282)

Enhancing SPH using moving least-squares and radial basis functions

open access: yes, 2007
In this paper we consider two sources of enhancement for the meshfree Lagrangian particle method smoothed particle hydrodynamics (SPH) by improving the accuracy of the particle approximation.
Brownlee, R. A.   +3 more
core   +1 more source

Aerodynamic shape optimization of a low drag fairing for small livestock trailers [PDF]

open access: yes, 2008
Small livestock trailers are commonly used to transport animals from farms to market within the United Kingdom. Due to the bluff nature of these vehicles there is great potential for reducing drag with a simple add-on fairing.
Foxley, N.A.   +5 more
core   +1 more source

Evaluating Phonon Characteristics by Varying the Layer and Interfacial Thickness in Novel Carbon-Based Strained-Layer Superlattices

open access: yesSolids, 2023
Systematic results of lattice dynamical calculations are reported as a function of m and n for the novel (SiC)m/(GeC)n superlattices (SLs) by exploiting a modified linear-chain model and a realistic rigid-ion model (RIM).
Devki N. Talwar, Piotr Becla
doaj   +1 more source

Element-Free Galerkin Method Based on Block-Pulse Wavelets Integration for Solving Fourth-Order Obstacle Problem

open access: yesJournal of Applied Mathematics, 2013
We introduce improved element-free Galerkin method based on block pulse wavelet integration for numerical approximations to the solution of a system of fourth-order boundary-value problems associated with obstacle, unilateral, and contact problems ...
Muhammad Azam   +2 more
doaj   +1 more source

Manifold Approximation by Moving Least-Squares Projection (MMLS)

open access: yes, 2019
In order to avoid the curse of dimensionality, frequently encountered in Big Data analysis, there was a vast development in the field of linear and nonlinear dimension reduction techniques in recent years.
Levin, David, Sober, Barak
core   +1 more source

Enhanced Pauli blocking of light scattering in a trapped Fermi gas [PDF]

open access: yes, 2009
Pauli blocking of spontaneous emission by a single excited-state atom has been predicted to be dramatic at low temperature when the Fermi energy $E_\mathrm{F}$ exceeds the recoil energy $E_\mathrm{R}$.
B Shuve   +5 more
core   +2 more sources

An Approximate ML Detector for MIMO Channels Corrupted by Phase Noise [PDF]

open access: yesIEEE Transactions on Communications, 2018
30 pages, 8 ...
Richard Combes, Sheng Yang
openaire   +2 more sources

Asymptotic analysis of ML-covariance parameter estimators based on covariance approximations

open access: yesElectronic Journal of Statistics, 2023
39 pages, 1 ...
Furrer, Reinhard, Hediger, Michael
openaire   +3 more sources

Numerical simulation based on FEM/MLS coupling for solid mechanics [PDF]

open access: yes, 2013
This paper presents the development of Meshless Methods based on the weighted least squares approximation (MLS) [1,3,14] to solve 2D mechanical problems.
Ghozzi, Y., Labergere, C., Villon, P.
core  

The full-spectrum correlated-k method for longwave atmospheric radiative transfer using an effective Planck function [PDF]

open access: yes, 2009
The correlated k-distribution (CKD) method is widely used in the radiative transfer schemes of atmospheric models and involves dividing the spectrum into a number of bands and then reordering the gaseous absorption coefficients within each one.
Hogan, Robin J.
core   +3 more sources

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