Results 51 to 60 of about 418,071 (190)

Modelling and RBF Control of Low-Limb Swinging Dynamics of a Human–Exoskeleton System

open access: yesActuators, 2023
With the increase in the elderly population in China and the growing number of individuals who are unable to walk normally, research on lower limb exoskeletons is becoming increasingly important.
Xinyu Peng   +3 more
doaj   +1 more source

Speeding-up the Fitting of the Model Defining the Ribs-bounded Contour

open access: yesApplied Computer Systems, 2017
The method for analysing transversal plane images from computer tomography scans is considered in the paper. This method allows not only approximating ribs-bounded contour but also evaluating patient rotation around the vertical axis during a scan.
Bilinskas Mykolas J.   +2 more
doaj   +1 more source

Static instability of an inverted plate in channel flow: state-space representation and solution approximation

open access: yesArchives of Mechanics, 2023
Plate-like structures in channel flow are commonly found in engineering. This paper reports a theoretical study on the static aeroelastic instability of an inverted cantilevered plate in an inviscid channel flow through the state space. This study begins
P. Li, D. Zhang, J. Cui, H. Yin, Y. Yang
doaj   +1 more source

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

Analysis of Beams with Transversal Gradations of the Young's Modulus and Variable Depths by the Meshless Method

open access: yesSlovak Journal of Civil Engineering, 2014
A numerical analysis based on the meshless local Petrov- Galerkin (MLPG) method is proposed for a functionally graded material FGM (FGMfunctionally graded material) beam.
Sátor Ladislav   +2 more
doaj   +1 more source

Estimation of Weibull Distribution Parameters [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2009
This paper is concerned with the estimation of the parameters of Weibull distribution whose density function is given by Samples for each of the different sample sizes were simulated 1000 times computer simulation is used to obtain the ...
doaj   +1 more source

Machine Learning in Least-Squares Monte Carlo Proxy Modeling of Life Insurance Companies

open access: yesRisks, 2020
Under the Solvency II regime, life insurance companies are asked to derive their solvency capital requirements from the full loss distributions over the coming year.
Anne-Sophie Krah   +2 more
doaj   +1 more source

Least squares surface approximation to scattered data using multiquadric functions

open access: yes, 1992
This report documents an investigation into some methods for fitting surfaces to scattered data. The form of the fitting function is a multiquadric function with the criteria for the fit being the least mean squared resifual for the data points. The principal problem is the selection of knot points (or base points for the multiquadric basis functions),
Franke, Richard H.   +2 more
openaire   +3 more sources

Sequential and Adaptive Learning Algorithms for M-Estimation

open access: yesEURASIP Journal on Advances in Signal Processing, 2008
The M-estimate of a linear observation model has many important engineering applications such as identifying a linear system under non-Gaussian noise.
Guang Deng
doaj   +1 more source

On Estimation of Bi‑liner Regression Parameters

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2017
Two non‑parallel lines will be named as bi‑lines. The relationship between the definition of the bi‑lines function and linear regression functions of the distribution mixture is considered.
Grzegorz Antoni Sitek   +1 more
doaj   +1 more source

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